1. Signaling Pathways
  2. Antibody-drug Conjugate/ADC Related
  3. ADC Linker

ADC Linker

Linker

Antibody-drug conjugates linker

Antibody-drug conjugates (ADCs) consist of a desirable monoclonal antibody, an active cytotoxic drug and an appropriate linker. An appropriate linker between the antibody and the cytotoxic drug provides a specific bridge, and thus helps the antibody to selectively deliver the cytotoxic drug to tumor cells and accurately releases the cytotoxic drug at tumor sites. In addition to conjugation, the linkers maintain ADCs’ stability during the preparation and storage stages of the ADCs and during the systemic circulation period.

The ADCs currently undergoing clinical evaluation contain linkers are mostly classified into two categories: cleavable and noncleavable. Cleavable linkers rely on processes inside the cell to liberate the toxin, such as reduction in the cytoplasm, exposure to acidic conditions in the lysosome, or cleavage by specific proteases within the cell. Noncleavable linkers require proteolytic degradation of the antibody portion of the ADC for release of the cytotoxic molecule, which will retain the linker and the amino acid by which it was attached to the antibody.

The selection of linker is target dependent, based on the knowledge of the internalization and degradation of the antibody-target antigen complex, and a preclinical in vitro and in vivo activity comparison of conjugates. Moreover, the choice of a linker is also influenced by which cytotoxin is used, as each molecule has different chemical constraints, and frequently the drug structure lends itself to a specific linker.

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-W019543
    Disuccinimidyl suberate Crosslinker
    ≥98.0%
    Disuccinimidyl suberate Crosslinker is a non-cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).
    Disuccinimidyl suberate Crosslinker
  • HY-42973
    DBCO-NHS ester
    99.53%
    DBCO-NHS ester is a non-cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs). DBCO-NHS ester is a click chemistry reagent, it contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups.
    DBCO-NHS ester
  • HY-20336
    Mc-Val-Cit-PABC-PNP
    98.89%
    Mc-Val-Cit-PABC-PNP is a cathepsin cleavable linker for antibody-drug conjugates (ADCs) which couples the antibody element to the effecting compound. Mc-Val-Cit-PABC-PNP can be used in the synthesis of ADCs.
    Mc-Val-Cit-PABC-PNP
  • HY-D0975
    Sulfo-SMCC sodium
    99.70%
    Sulfo-SMCC sodium is a commonly used hetero-bifunctional, noncleavable ADC crosslinker bearing N-hydroxysuccinimide (NHS) ester and maleimide groups to react with primary amines and sulfhydryl groups, respectively.
    Sulfo-SMCC sodium
  • HY-114697
    DSG Crosslinker
    98.13%
    DSG Crosslinker is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).
    DSG Crosslinker
  • HY-128945A
    CL2A TFA
    99.49%
    CL2A TFA is a claevable complicated PEG8- and triazole-containing PABC-peptide-mc linker. CL2A TFA is cleavable through pH sensitivity, giving rise to bystander effect, and binds the antibody at a cysteine residue via a disulfide bond. Labetuzumab govitecan used this linker.
    CL2A TFA
  • HY-156316A
    SCO-PEG3-NH2 formate
    SCO-PEG3-NH2 formate is a cleavable ADC Linker containing 3 PEG units. SCO-PEG3-NH2 formate can be used as a copper-free click chemical reagent for catalyst-free click reactions.
    SCO-PEG3-NH2 formate
  • HY-156315A
    SCO-PEG2-NH2 formate
    SCO-PEG2-NH2 formate is a cleavable ADC Linker containing 2 PEG units. SCO-PEG2-NH2 formate can be used as a copper-free click chemical reagent for catalyst-free click reactions.
    SCO-PEG2-NH2 formate
  • HY-150230
    Desthiobiotin-Iodoacetamide
    99.51%
    Desthiobiotin-Iodoacetamide can be used as an ADC Linker. Desthiobiotin-Iodoacetamide also acts as a probe used to label the the Oridonin (HY-N0004)-treated cell lysis.
    Desthiobiotin-Iodoacetamide
  • HY-42360
    SMCC
    99.25%
    SMCC is a protein crosslinker. SMCC-conjugated antigen coupled spleen cells to induce antigen-specific immune responses.
    SMCC
  • HY-78738
    MC-Val-Cit-PAB
    99.55%
    MC-Val-Cit-PAB is a cleavable ADC Linker that forms part of VcMMAE (HY-15575). VcMMAE is Drug-Linker Conjugates for ADCs. The ADC Cytotoxin in VcMMAE is MMAE, a tubulin polymerization inhibitor.
    MC-Val-Cit-PAB
  • HY-W000423
    DBCO-amine
    99.11%
    DBCO-amine is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs). DBCO-amine is a click chemistry reagent, it contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups.
    DBCO-amine
  • HY-78961
    6-Maleimidohexanoic acid N-hydroxysuccinimide ester
    99.89%
    6-Maleimidohexanoic acid N-hydroxysuccinimide ester (EMCS) is a heterobifunctional cross-linking reagent. EMCS is used as a unique and useful reagent for preparation of hapten conjugate and enzyme immunoconjugates.
    6-Maleimidohexanoic acid N-hydroxysuccinimide ester
  • HY-42972
    DBCO-acid
    99.63%
    DBCO-acid is a click chemistry reagent used in the synthesis of ADC linker DBCO-NHS ester (HY-115524 and HY-115545), and agent-linker conjugates DBCO-PEG-MMAE (HY-111012 and HY-126690). DBCO-acid contains a DBCO group that can undergo strain-promoted alkyne-azide cycloaddition (SPAAC) with molecules containing Azide groups.
    DBCO-acid
  • HY-118759
    DSP Crosslinker
    98.73%
    DSP Crosslinker is a cleavable ADC linker, used in the synthesis of antibody-drug conjugates (ADCs).
    DSP Crosslinker
  • HY-124329
    BS3 Crosslinker
    99.84%
    BS3 Crosslinker is a non-cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).
    BS3 Crosslinker
  • HY-140213
    Azido-PEG2-C2-amine
    99.85%
    Azido-PEG2-C2-amine (N3-PEG2-CH2CH2NH2) is a PEG-based PROTAC linker that can be used in the synthesis of PROTACs. Azido-PEG2-C2-amine is also a non-cleavable 2 unit PEG ADC linker used in the synthesis of antibody-drug conjugates (ADCs). Azido-PEG2-C2-amine is a click chemistry reagent, it contains an Azide group and can undergo copper-catalyzed azide-alkyne cycloaddition reaction (CuAAc) with molecules containing Alkyne groups. It can also undergo strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups.
    Azido-PEG2-C2-amine
  • HY-100216
    SPDP
    99.14%
    SPDP (SPDP Crosslinker) is a short-chain crosslinker for amine-to-sulfhydryl conjugation via NHS-ester and pyridyldithiol reactive groups that form cleavable (reducible) disulfide bonds with cysteine sulfhydryls. It is a glutathione cleavable ADC linker used for the antibody-drug conjugates (ADCs).
    SPDP
  • HY-130109
    N3-PEG4-C2-NHS ester
    98.94%
    N3-PEG4-C2-NHS ester is a nonclaevable 4-unit PEG linker used in the synthesis of antibody-drug conjugates (ADCs). N3-PEG4-C2-NHS ester is a click chemistry reagent, it contains an Azide group and can undergo copper-catalyzed azide-alkyne cycloaddition reaction (CuAAc) with molecules containing Alkyne groups. It can also undergo strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups.
    N3-PEG4-C2-NHS ester
  • HY-131990
    MC-Gly-Gly-Phe-Gly-NH-CH2-O-CH2COOH
    99.22%
    MC-Gly-Gly-Phe-Gly-NH-CH2-O-CH2COOH is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).
    MC-Gly-Gly-Phe-Gly-NH-CH2-O-CH2COOH

Cleavable Linker

Non-cleavable Linker

Acid Cleavable Linker

Disulfide Cleavable Linker

Protease Cleavable Linker

Glycosidase Cleavable Linker

Phosphatase Cleavable Linker

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ADC Linker
Product NameCleavable LinkerNon-cleavable LinkerAcid Cleavable LinkerDisulfide Cleavable LinkerProtease Cleavable LinkerGlycosidase Cleavable LinkerPhosphatase Cleavable LinkerPurity    
Disuccinimidyl suberate Crosslinker 
Non-cleavable Linker
     ≥98.0%
DBCO-NHS ester
Cleavable Linker
      99.53%
Mc-Val-Cit-PABC-PNP
Cleavable Linker
   
Protease Cleavable Linker
  98.89%
Sulfo-SMCC sodium 
Non-cleavable Linker
     99.70%
DSG Crosslinker
Cleavable Linker
      98.13%
MC-Val-Cit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  99.55%
DBCO-amine
Cleavable Linker
      99.11%
6-Maleimidohexanoic acid N-hydroxysuccinimide ester 
Non-cleavable Linker
     99.89%
DBCO-acid
Cleavable Linker
      99.63%
DSP Crosslinker
Cleavable Linker
  
Disulfide Cleavable Linker
   98.73%
BS3 Crosslinker 
Non-cleavable Linker
     99.84%
Azido-PEG2-C2-amine 
Non-cleavable Linker
     99.85%
SPDP
Cleavable Linker
  
Disulfide Cleavable Linker
   99.14%
N3-PEG4-C2-NHS ester 
Non-cleavable Linker
     98.94%
Val-cit-PAB-OH
Cleavable Linker
   
Protease Cleavable Linker
  99.64%
N-Hydroxysulfosuccinimide sodium 
Non-cleavable Linker
     99.99%
Maleimide-DOTA 
Non-cleavable Linker
     99.63%
MC-Gly-Gly-Phe
Cleavable Linker
      99.41%
BS3 Crosslinker disodium 
Non-cleavable Linker
     98.00%
Fmoc-NH-PEG4-CH2CH2COOH
Cleavable Linker
      99.92%
Fmoc-Val-Cit-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  98.99%
Fmoc-3VVD-OH
Cleavable Linker
      99.99%
6-Azido-hexylamine
Cleavable Linker
      98.69%
Fmoc-Gly-Gly-Phe-OH
Cleavable Linker
      99.30%
DBCO-PEG5-NHS ester
Cleavable Linker
      
Fmoc-8-amino-3,6-dioxaoctanoic acid
Cleavable Linker
      99.98%
MAC glucuronide linker-2
Cleavable Linker
    
Glycosidase Cleavable Linker
 99.38%
Fmoc-Val-Cit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  99.39%
Mal-​PEG4-​NHS ester 
Non-cleavable Linker
     99.39%
N-Butanoyl-L-homoserine lactone
Cleavable Linker
      ≥98.0%
Boc-NH-C6-Br 
Non-cleavable Linker
     ≥98.0%
sulfo-SPDB
Cleavable Linker
  
Disulfide Cleavable Linker
   
N3-PEG2-C2-NHS ester 
Non-cleavable Linker
     ≥98.0%
Vipivotide tetraxetan Ligand-Linker Conjugate 
Non-cleavable Linker
     99.95%
N-Boc-PEG4-bromide
Cleavable Linker
      ≥98.0%
Boc-NH-PEG4-CH2CH2NH2
Cleavable Linker
      ≥98.0%
Mal-PEG2-NHS ester 
Non-cleavable Linker
     98.55%
Azido-PEG7-amine 
Non-cleavable Linker
     
N3-PEG3-CH2CH2COOH 
Non-cleavable Linker
     ≥98.0%
β-D-glucuronide-pNP-carbonate
Cleavable Linker
    
Glycosidase Cleavable Linker
 99.44%
Boc-Dap-NE
Cleavable Linker
      99.94%
Bromo-PEG2-C2-azide 
Non-cleavable Linker
     98.70%
N3-PEG3-C2-NHS ester 
Non-cleavable Linker
     99.94%
Methyl azetidine-3-carboxylate hydrochloride 
Non-cleavable Linker
     99.66%
BMPS 
Non-cleavable Linker
     99.93%
NH2-PEG2-C2-Boc 
Non-cleavable Linker
     ≥98.0%
Fmoc-Val-Ala-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  98.90%
Boc-Gly-Gly-Phe-Gly-OH
Cleavable Linker
      99.62%
SPDB
Cleavable Linker
  
Disulfide Cleavable Linker
   98.82%
Gly-Gly-Gly-PEG4-DBCO
Cleavable Linker
      98.35%
Boc-C16-COOH 
Non-cleavable Linker
     99.98%
DBCO-Maleimide 
Non-cleavable Linker
     99.83%
N-Boc-PEG1-bromide
Cleavable Linker
      
Fmoc-PEA
Cleavable Linker
     
Phosphatase Cleavable Linker
99.47%
MAC glucuronide linker-1
Cleavable Linker
    
Glycosidase Cleavable Linker
 98.56%
Gly-Gly-Gly-PEG4-azide
Cleavable Linker
      99.79%
N-Boc-PEG2-bromide
Cleavable Linker
      ≥98.0%
Bis-PEG5-NHS ester
Cleavable Linker
      99.64%
Fmoc-NH-PEG8-CH2CH2COOH
Cleavable Linker
      ≥98.0%
Fmoc-NH-PEG6-CH2CH2COOH
Cleavable Linker
      99.29%
Azido-PEG8-NHS ester
Cleavable Linker
      ≥98.0%
DBCO-CONH-S-S-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   99.18%
N3-C5-NHS ester 
Non-cleavable Linker
     ≥98.0%
NHS-SS-Ph
Cleavable Linker
  
Disulfide Cleavable Linker
   
MethylCBI-azaindole-benzamide-MOM-Boc-ethylenediamine-D
Cleavable Linker
      99.65%
Bis-PEG9-NHS ester
Cleavable Linker
      ≥98.0%
Biotin-PEG1-NH2
Cleavable Linker
      
Fluorescein-DBCO 
Non-cleavable Linker
     
Mal-PEG1-NHS ester
Cleavable Linker
      99.63%
Azido-PEG6-amine 
Non-cleavable Linker
     
N3-C3-NHS ester 
Non-cleavable Linker
     99.85%
Mal-PEG6-NHS ester 
Non-cleavable Linker
     ≥98.0%
Propargyl-PEG1-NHS ester 
Non-cleavable Linker
     98.91%
Boc-Val-Cit-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  99.55%
Boc-Hyp-OH 
Non-cleavable Linker
     99.78%
Mal-PEG3-NHS ester 
Non-cleavable Linker
     99.45%
Amino-PEG4-alcohol 
Non-cleavable Linker
     99.73%
Succinic anhydride 
Non-cleavable Linker
     99.96%
Azido-PEG3-Val-Cit-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  99.09%
Fmoc-Val-Ala-PAB-OH
Cleavable Linker
   
Protease Cleavable Linker
  99.88%
MC-Gly-Gly-Phe-Gly
Cleavable Linker
      
Fmoc-NH-PEG2-CH2CH2COOH
Cleavable Linker
      99.79%
m-PEG5-CH2COOH 
Non-cleavable Linker
     99.00%
DBCO-Sulfo-NHS ester sodium
Cleavable Linker
      
CL2A
Cleavable Linker
      99.49%
Fmoc-Glu-(Boc)-Val-Cit-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  
Fmoc-Lys-OH hydrochloride 
Non-cleavable Linker
     99.48%
AMAS 
Non-cleavable Linker
     ≥98.0%
Bis-​PEG2-​NHS ester 
Non-cleavable Linker
     ≥98.0%
N3-C2-NHS ester 
Non-cleavable Linker
     99.77%
DBCO-PEG4-Maleimide 
Non-cleavable Linker
     98.02%
Fmoc-NH-PEG3-CH2CH2COOH
Cleavable Linker
      99.79%
DBCO-PEG3-oxyamine 
Non-cleavable Linker
     98.05%
NH2-PEG4-CH2CH2COOH
Cleavable Linker
      99.88%
N-Boc-PEG5-bromide
Cleavable Linker
      
SPDMV   
Disulfide Cleavable Linker
   
(R)-Azetidine-2-carboxylic acid 
Non-cleavable Linker
     99.86%
Aminooxy-PEG2-azide 
Non-cleavable Linker
     
NH2-PEG8-acid 
Non-cleavable Linker
     ≥98.0%
Fmoc-Asp-NH2
Cleavable Linker
      98.49%
Bis-PEG3-NHS ester 
Non-cleavable Linker
     
Tetrazine-biotin
Cleavable Linker
      
Mal-L-PA-NH-Boc 
Non-cleavable Linker
     99.30%
BCN-PEG3-Biotin 
Non-cleavable Linker
     
DBCO-Val-Cit-PABC-PNP
Cleavable Linker
   
Protease Cleavable Linker
  
DBCO-PEG4-DBCO
Cleavable Linker
      
1-Boc-azetidine-3-carboxylic acid 
Non-cleavable Linker
     ≥98.0%
Propargyl-PEG4-NHS ester 
Non-cleavable Linker
     
Azido-PEG6-NHS ester
Cleavable Linker
      98.85%
Amino-PEG2-C2-acid
Cleavable Linker
      ≥98.0%
Fmoc-Ala-Ala-PAB
Cleavable Linker
      98.86%
Fmoc-Gly-Gly-OH
Cleavable Linker
      99.98%
Azido-PEG5-alcohol 
Non-cleavable Linker
     
Bis-PEG13-NHS ester
Cleavable Linker
      ≥98.0%
S-(1-Hydroxy-2-methylpropan-2-yl) methanesulfonothioate
Cleavable Linker
  
Disulfide Cleavable Linker
   
Propargyl-PEG2-amine 
Non-cleavable Linker
     99.64%
Cyclooctyne-O-NHS ester
Cleavable Linker
      ≥98.0%
MC-Val-Ala-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  99.51%
PDEC-NB
Cleavable Linker
  
Disulfide Cleavable Linker
   99.88%
m-PEG8-Amine
Cleavable Linker
      ≥98.0%
Mal-PEG2-acid 
Non-cleavable Linker
     99.62%
Amino-PEG3-C2-acid
Cleavable Linker
      99.94%
β-Estradiol-6-CMO-PEG3-biotin
Cleavable Linker
      
TCO-PEG3-Biotin
Cleavable Linker
      99.90%
Azido-C6-OH
Cleavable Linker
      
m-PEG2-Amine
Cleavable Linker
      99.85%
SPP
Cleavable Linker
  
Disulfide Cleavable Linker
   
Boc-Val-Cit-OH
Cleavable Linker
   
Protease Cleavable Linker
  ≥98.0%
NHS-SS-biotin
Cleavable Linker
  
Disulfide Cleavable Linker
   ≥98.0%
Biotin-PEG2-acid 
Non-cleavable Linker
     
Biotin-PEG3-aldehyde
Cleavable Linker
      
Propargyl-PEG3-NHS ester
Cleavable Linker
      
Propargyl-PEG2-acid 
Non-cleavable Linker
     ≥98.0%
NH2-PEG6-Boc 
Non-cleavable Linker
     ≥98.0%
Azido-PEG5-CH2CO2H
Cleavable Linker
      99.60%
MC-Val-Ala-OH
Cleavable Linker
   
Protease Cleavable Linker
  99.79%
Boc-C14-COOH 
Non-cleavable Linker
     ≥98.0%
m-PEG4-Amine
Cleavable Linker
      98.80%
Mc-Gly-Gly-Phe-Gly-PAB-OH
Cleavable Linker
      98.81%
Azide-C2-SS-C2-biotin
Cleavable Linker
  
Disulfide Cleavable Linker
   98.79%
DBCO-Sulfo-Link-biotin
Cleavable Linker
      ≥99.0%
H-Glu-OtBu 
Non-cleavable Linker
     ≥98.0%
Azido-PEG9-amine 
Non-cleavable Linker
     98.52%
Bis-PEG25-NHS ester
Cleavable Linker
      99.75%
NH2-PEG6-CH2CH2COOH
Cleavable Linker
      
Mal-C2-NHS ester 
Non-cleavable Linker
     99.30%
Bis-PEG7-NHS ester
Cleavable Linker
      ≥98.0%
m-PEG7-CH2CH2COOH 
Non-cleavable Linker
     99.39%
1-N-Boc-3-hydroxyazetidine 
Non-cleavable Linker
     99.03%
Bis-​PEG4-​NHS ester 
Non-cleavable Linker
     
Bis-PEG6-NHS ester
Cleavable Linker
      99.28%
Azetidin-3-ol hydrochloride 
Non-cleavable Linker
     ≥98.0%
Mal-PEG4-Val-Cit-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  
Azido-PEG3-SS-NHS
Cleavable Linker
  
Disulfide Cleavable Linker
   
m-PEG3-Amine
Cleavable Linker
      98.91%
Propargyl-C1-NHS ester 
Non-cleavable Linker
     99.78%
1-Boc-azetidine-3-yl-methanol 
Non-cleavable Linker
     99.92%
PPC-NB   
Disulfide Cleavable Linker
   99.90%
Mal-amido-PEG2-NHS ester 
Non-cleavable Linker
     99.32%
Azide-PEG3-Tos 
Non-cleavable Linker
     99.15%
Aminoethyl-SS-propionic acid
Cleavable Linker
  
Disulfide Cleavable Linker
   98.03%
DTSSP Crosslinker
Cleavable Linker
  
Disulfide Cleavable Linker
   98.87%
Fmoc-NH-ethyl-SS-propionic acid
Cleavable Linker
  
Disulfide Cleavable Linker
   99.53%
m-PEG12-OH 
Non-cleavable Linker
     ≥98.0%
20-(tert-Butoxy)-20-oxoicosanoic acid 
Non-cleavable Linker
     ≥98.0%
Br-PEG4-C2-Boc
Cleavable Linker
      ≥98.0%
Hydroxy-PEG3-(CH2)2-Boc 
Non-cleavable Linker
     
Fmoc-NH-PEG4-CH2COOH
Cleavable Linker
      99.11%
endo-BCN-PEG4-acid
Cleavable Linker
      99.27%
Mal-amido-PEG2-Val-Cit-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  98.40%
Mal-VC-PAB-PNP
Cleavable Linker
      
N-Boc-PEG6-alcohol
Cleavable Linker
      
Boc-Val-Ala-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  ≥98.0%
Ald-Ph-NHS ester 
Non-cleavable Linker
     98.56%
Azido-PEG5-acid 
Non-cleavable Linker
     ≥98.0%
Fmoc-NH-PEG6-CH2COOH
Cleavable Linker
      ≥98.0%
4-Methyl-4-(methyldisulfanyl)pentanoic acid
Cleavable Linker
  
Disulfide Cleavable Linker
   99.97%
Fmoc-Lys(Pal-Glu-OtBu)-OH
Cleavable Linker
      99.93%
Mal-PEG1-Val-Cit-PABC-OH
Cleavable Linker
   
Protease Cleavable Linker
  
Fmoc-NH-PEG1-CH2COOH
Cleavable Linker
      99.91%
Amino-PEG9-acid 
Non-cleavable Linker
     ≥98.0%
Tetrazine-PEG4-amine hydrochloride
Cleavable Linker
      
Mc-Val-Cit-PAB-Cl
Cleavable Linker
   
Protease Cleavable Linker
  99.67%
Azide-PEG5-Tos
Cleavable Linker
      98.49%
Tetraethylene glycol monotosylate
Cleavable Linker
      
DBCO-​C6-​acid 
Non-cleavable Linker
     
Boc-NH-PEG6-CH2CH2COOH
Cleavable Linker
      
PC Biotin-PEG3-azide
Cleavable Linker
      99.25%
Mal-PEG1-acid 
Non-cleavable Linker
     99.40%
N-Boc-diethanolamine
Cleavable Linker
      99.95%
Azido-PEG4-Val-Cit-PAB-OH
Cleavable Linker
   
Protease Cleavable Linker
  ≥98.0%
Amino-PEG6-alcohol 
Non-cleavable Linker
     99.85%
TCO-PEG12-NHS ester
Cleavable Linker
      
Boc-NH-PEG1-CH2CH2COOH
Cleavable Linker
      
Tris[[2-(tert-butoxycarbonyl)ethoxy]methyl]methylamine
Cleavable Linker
      ≥98.0%
2-Aminoethyl-mono-amide-DOTA-tris(tBu ester)
Cleavable Linker
      ≥98.0%
Mc-​Val-​Ala-​PAB
Cleavable Linker
   
Protease Cleavable Linker
  99.53%
BCN-SS-NHS
Cleavable Linker
  
Disulfide Cleavable Linker
   
Bromoacetamido-PEG4-acid
Cleavable Linker
      
Amino-Tri-(carboxyethoxymethyl)-methane
Cleavable Linker
      ≥98.0%
N3-Ph-NHS ester 
Non-cleavable Linker
     99.88%
PC Mal-NHS carbonate ester
Cleavable Linker
      
NH2-PEG5-OH 
Non-cleavable Linker
     ≥98.0%
Mal-NH-ethyl-SS-propionic acid
Cleavable Linker
  
Disulfide Cleavable Linker
   98.09%
Bis-PEG8-acid
Cleavable Linker
      
N-Boc-cis-4-hydroxy-L-proline 
Non-cleavable Linker
     ≥98.0%
Maleimido-tri(ethylene glycol)-propionic acid
Cleavable Linker
      99.14%
Biotin-PEG3-SS-azide
Cleavable Linker
  
Disulfide Cleavable Linker
   99.61%
Docosanedioic acid 
Non-cleavable Linker
     
Amino-PEG5-C2-acid 
Non-cleavable Linker
     
Fmoc-Phe-Lys(Boc)-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  98.67%
NHS-PEG2-SS-PEG2-NHS
Cleavable Linker
  
Disulfide Cleavable Linker
   98.03%
Bis-PEG1-NHS ester 
Non-cleavable Linker
     
Azido-PEG8-acid 
Non-cleavable Linker
     ≥98.0%
Val-Cit
Cleavable Linker
   
Protease Cleavable Linker
  99.38%
DBCO-PEG3-SS-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
Propargyl-PEG5-NHS ester
Cleavable Linker
      ≥98.0%
Biotin-PEG1-azide
Cleavable Linker
      99.88%
Sulfo-LC-SPDP sodium
Cleavable Linker
  
Disulfide Cleavable Linker
   
Boc-NH-PEG4-CH2COOH
Cleavable Linker
      
Propargyl-PEG3-acid 
Non-cleavable Linker
     99.14%
N3-PEG4-C2-Pfp ester 
Non-cleavable Linker
     
Azido-PEG6-alcohol 
Non-cleavable Linker
     ≥98.0%
Boc-Cystamine
Cleavable Linker
  
Disulfide Cleavable Linker
   
Boc-Val-Cit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  99.99%
Propargyl-PEG4-Br 
Non-cleavable Linker
     
m-PEG12-amine 
Non-cleavable Linker
     ≥98.0%
22-(tert-Butoxy)-22-oxodocosanoic acid 
Non-cleavable Linker
     99.07%
TCO-PEG4-DBCO
Cleavable Linker
      ≥99.0%
Tr-PEG2-OH 
Non-cleavable Linker
     99.45%
Ald-Ph-amido-PEG4-C2-NHS ester 
Non-cleavable Linker
     98.12%
SIA Crosslinker 
Non-cleavable Linker
     ≥98.0%
TCO-SS-amine
Cleavable Linker
  
Disulfide Cleavable Linker
   
Amino-PEG4-CH2COOH 
Non-cleavable Linker
     ≥98.0%
Fmoc-NH-PEG9-CH2CH2COOH
Cleavable Linker
      
Mal-amido-PEG10-C2-​NHS ester 
Non-cleavable Linker
     ≥98.0%
AEEA-AEEA
Cleavable Linker
      99.12%
Mal-amido-PEG5-C2-​NHS ester 
Non-cleavable Linker
     ≥98.0%
Gly-Gly-Gly-PEG3-TCO
Cleavable Linker
      99.53%
Eicosanedioic acid 
Non-cleavable Linker
     ≥99.0%
PDP-Pfp   
Disulfide Cleavable Linker
   98.27%
m-PEG4-Br
Cleavable Linker
      
N-(5-Hydroxypentyl)maleimide 
Non-cleavable Linker
     99.89%
bis-PEG2-endo-BCN
Cleavable Linker
      98.10%
Azidoethyl-SS-ethylazide
Cleavable Linker
  
Disulfide Cleavable Linker
   98.79%
Boc-NH-ethyl-SS-propionic acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
Tetrazine-SS-Biotin
Cleavable Linker
  
Disulfide Cleavable Linker
   
H-Hyp-OMe hydrochloride 
Non-cleavable Linker
     ≥98.0%
m-PEG6-Amine
Cleavable Linker
      
Hydroxy-PEG1-acid 
Non-cleavable Linker
     
Mal-amido-PEG8-C2-acid 
Non-cleavable Linker
     99.04%
DBCO-NHCO-S-S-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
(2-pyridyldithio)-PEG1-hydrazine
Cleavable Linker
  
Disulfide Cleavable Linker
   99.30%
(4S)​-4-Hydroxy-D-proline methyl ester hydrochloride 
Non-cleavable Linker
     ≥98.0%
Amino-PEG8-Boc
Cleavable Linker
      99.84%
Mal-PEG2-Val-Cit-PABA
Cleavable Linker
   
Protease Cleavable Linker
  98.91%
PC SPDP-NHS carbonate ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
MC-Ala-Ala-PAB
Cleavable Linker
      
Biotin-PEG4-PFP ester
Cleavable Linker
      
N-Boc-cis-4-Hydroxy-D-proline 
Non-cleavable Linker
     99.96%
Mal-PEG2-VCP-NB
Cleavable Linker
   
Protease Cleavable Linker
  98.25%
PC Biotin-PEG3-NHS ester
Cleavable Linker
      
Mal-PEG2-Val-Cit-PAB-OH
Cleavable Linker
   
Protease Cleavable Linker
  99.49%
cis-4-Hydroxy-L-proline hydrochloride 
Non-cleavable Linker
     
Azido-PEG9-acid 
Non-cleavable Linker
     
Me-triacetyl-β-D-glucopyranuronate-Ph-CH2OH-Fmoc
Cleavable Linker
    
Glycosidase Cleavable Linker
 98.84%
Propargyl-C2-NHS ester 
Non-cleavable Linker
     
Fmoc-azetidine-3-carboxylic acid 
Non-cleavable Linker
     98.72%
Propargyl-PEG5-acid 
Non-cleavable Linker
     ≥98.0%
Biotin-C4-amide-C5-NH2
Cleavable Linker
      
PC Alkyne-PEG4-NHS ester
Cleavable Linker
      
Propargyl-PEG5-amine 
Non-cleavable Linker
     
NHPI-PEG2-C2-NHS ester 
Non-cleavable Linker
     98.23%
DBCO-PEG4-amine
Cleavable Linker
      
m-PEG6-NHS ester 
Non-cleavable Linker
     
Propargyl-PEG1-SS-PEG1-acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
MC-Gly-Gly-Phe-Gly-PAB-PNP
Cleavable Linker
      98.75%
H-cis-Hyp-OMe hydrochloride 
Non-cleavable Linker
     ≥98.0%
Fmoc-Hyp(Bom)-OH
Cleavable Linker
      ≥98.0%
Mal-PEG4-PFP ester 
Non-cleavable Linker
     
(2R,4S)-1-tert-Butyl 2-methyl 4-hydroxypyrrolidine-1,2-dicarboxylate 
Non-cleavable Linker
     ≥98.0%
Bis-PEG10-NHS ester
Cleavable Linker
      
Cyclooctyne-O-PFP ester
Cleavable Linker
      
SNPB
Cleavable Linker
  
Disulfide Cleavable Linker
   98.01%
Azetidine-3-carboxylic acid 
Non-cleavable Linker
     ≥98.0%
tans-4-Hydroxy-D-proline hydrochloride 
Non-cleavable Linker
     
NH-bis(C1-Boc) 
Non-cleavable Linker
     99.78%
Ethyl azetidine-3-carboxylate hydrochloride 
Non-cleavable Linker
     ≥98.0%
Sulfo-SNPB
Cleavable Linker
  
Disulfide Cleavable Linker
   
Propargyl-PEG8-NH2 
Non-cleavable Linker
     ≥98.0%
Mal-Ph-CONH-PEG4-​NHS ester 
Non-cleavable Linker
     
N-Boc-PEG7-alcohol
Cleavable Linker
      
Aminooxy-PEG3-azide 
Non-cleavable Linker
     
Ald-Ph-amido-PEG2-C2-NHS ester 
Non-cleavable Linker
     98.51%
m-PEG4-MS
Cleavable Linker
      
m-PEG7-Amine
Cleavable Linker
      
Boc-Val-Dil-Dap-OH
Cleavable Linker
      98.52%
Amino-PEG3-SS-acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-PEG4-bis-PEG4-propargyl
Cleavable Linker
      99.05%
Me-triacetyl-β-D-glucopyranuronate-Ph-ald-NO2
Cleavable Linker
    
Glycosidase Cleavable Linker
 98.58%
Propargyl-PEG4-Tos
Cleavable Linker
      
Methyl 1-Boc-azetidine-3-carboxylate 
Non-cleavable Linker
     98.72%
trans-Sulfo-SMCC 
Non-cleavable Linker
     
Methyltetrazine-PEG4-SS-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
Ald-Ph-amido-PEG4-C2-acid 
Non-cleavable Linker
     99.09%
Boc-Hyp-OMe 
Non-cleavable Linker
     ≥98.0%
MC-VC-PAB-NH2
Cleavable Linker
   
Protease Cleavable Linker
  
PTAD-PEG4-alkyne
Cleavable Linker
      99.26%
Tetrazine-SS-NHS
Cleavable Linker
  
Disulfide Cleavable Linker
   
PTDA-PEG4-azide
Cleavable Linker
      99.34%
m-PEG3-CH2CH2COOH 
Non-cleavable Linker
     
m-PEG10-alcohol 
Non-cleavable Linker
     
Fmoc-NH-PEG5-CH2COOH
Cleavable Linker
      
Fmoc-Val-D-Cit-PAB    
Protease Cleavable Linker
  
Mal-PEG4-Val-Cit-PAB-OH
Cleavable Linker
   
Protease Cleavable Linker
  
Sulfo-LC-SPDP
Cleavable Linker
  
Disulfide Cleavable Linker
   
(2R,4R)-4-Hydroxypyrrolidine-2-carboxylic acid hydrochloride 
Non-cleavable Linker
     ≥98.0%
Bis-PEG9-acid
Cleavable Linker
      
Mal-amido-(CH2COOH)2
Cleavable Linker
      99.15%
m-PEG11-Amine
Cleavable Linker
      
Hydroxy-PEG4-acid 
Non-cleavable Linker
     
PEG4-SPDP
Cleavable Linker
  
Disulfide Cleavable Linker
   ≥98.0%
BS2G Crosslinker disodium 
Non-cleavable Linker
     
DBCO-NHS ester 3
Cleavable Linker
      
(2R,4R)-1-tert-Butyl 2-methyl 4-hydroxypyrrolidine-1,2-dicarboxylate 
Non-cleavable Linker
     99.96%
Azido-PEG4-CH2-Boc
Cleavable Linker
      
PTAD-PEG8-azide
Cleavable Linker
      99.77%
Aminooxy-amido-PEG4-propargyl 
Non-cleavable Linker
     
Sulfo-SPP
Cleavable Linker
  
Disulfide Cleavable Linker
   
Propargyl-PEG2-NHBoc
Cleavable Linker
      
Hydroxy-PEG4-(CH2)2-Boc 
Non-cleavable Linker
     99.34%
Fmoc-D-Val-Cit-PAB    
Protease Cleavable Linker
  
Propargyl-Tos
Cleavable Linker
      98.64%
Aminooxy-PEG2-BCN
Cleavable Linker
      
DBCO-NHCO-PEG4-NH-Boc
Cleavable Linker
      
SMPT 
Non-cleavable Linker
 
Disulfide Cleavable Linker
   98.07%
Methyltetrazine-PEG4-hydrazone-DBCO
Cleavable Linker
 
Acid Cleavable Linker
    
Tetrazine-PEG4-SS-NHS
Cleavable Linker
  
Disulfide Cleavable Linker
   
Methyl 1-Cbz-azetidine-3-carboxylate 
Non-cleavable Linker
     99.81%
Acid-PEG2-SS-PEG2-acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
m-PEG6-CH2CH2CHO 
Non-cleavable Linker
     
Fmoc-D-Val-D-Cit-PAB    
Protease Cleavable Linker
  98.97%
Sulfo-SPP sodium
Cleavable Linker
      
Maleimide-PEG2-hydrazide TFA
Cleavable Linker
 
Acid Cleavable Linker
    
MC-Val-D-Cit-PAB-PNP    
Protease Cleavable Linker
  
Fmoc-Gly-Gly-D-Phe-OH
Cleavable Linker
      
Bis-PEG21-NHS ester
Cleavable Linker
      ≥98.0%
Phe-Lys(Fmoc)-PAB
Cleavable Linker
   
Protease Cleavable Linker
  ≥99.0%
SPDV
Cleavable Linker
  
Disulfide Cleavable Linker
   98.03%
N3-PEG3-CH2CH2-Boc
Cleavable Linker
      ≥98.0%
m-C-tri(CH2-PEG1-NHS ester) 
Non-cleavable Linker
     
Tetrazine-PEG4-biotin
Cleavable Linker
      99.34%
1-Cbz-3-Hydroxyazetidine 
Non-cleavable Linker
     99.89%
1-Cbz-azetidine-3-carboxylic acid 
Non-cleavable Linker
     99.58%
Mal-PEG4-Val-Cit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  98.87%
Methyltetrazine-Maleimide
Cleavable Linker
      
m-PEG5-succinimidyl carbonate 
Non-cleavable Linker
     ≥98.0%
N-Bromoacetyl-β-alanine
Cleavable Linker
      
Azido-PEG3-SSPy
Cleavable Linker
  
Disulfide Cleavable Linker
   98.62%
Propargyl-PEG7-acid
Cleavable Linker
      ≥98.0%
DBCO-PEG3-acid 
Non-cleavable Linker
     98.35%
(2R,4S)-1-(tert-Butoxycarbonyl)-4-hydroxypyrrolidine-2-carboxylic acid 
Non-cleavable Linker
     ≥98.0%
PPC-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   ≥98.0%
Mc-Gly-Gly-Phe-Gly-PAB-OH TFA
Cleavable Linker
      
N-Boc-4-hydroxy-L-proline methyl ester 
Non-cleavable Linker
     ≥98.0%
Propargyl-PEG8-NHS ester
Cleavable Linker
      
SPDH
Cleavable Linker
  
Disulfide Cleavable Linker
   98.57%
Propargyl-PEG6-acid
Cleavable Linker
      
β-D-tetraacetylgalactopyranoside-PEG1-N3
Cleavable Linker
    
Glycosidase Cleavable Linker
 ≥98.0%
Hydroxy-PEG2-(CH2)2-Boc 
Non-cleavable Linker
     98.18%
PPA   
Disulfide Cleavable Linker
   99.01%
Bis-Tos-(2-hydroxyethyl disulfide)
Cleavable Linker
  
Disulfide Cleavable Linker
   99.51%
MC-Gly-Gly-D-Phe
Cleavable Linker
      99.38%
BCN-PEG1-Val-Cit-PABC-OH
Cleavable Linker
   
Protease Cleavable Linker
  
PDdEC-NB
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-PEG2-Val-Cit-PABA-PNP
Cleavable Linker
   
Protease Cleavable Linker
  
DBCO-Val-Cit-PABC-OH
Cleavable Linker
   
Protease Cleavable Linker
  
SNPB-sulfo-Me
Cleavable Linker
  
Disulfide Cleavable Linker
   
NO2-SPP
Cleavable Linker
  
Disulfide Cleavable Linker
   
Cbz-Phe-(Alloc)Lys-PAB-PNP
Cleavable Linker
      
Mal-Phe-C4-Val-Cit-PAB-DMEA
Cleavable Linker
   
Protease Cleavable Linker
  
m-PEG6-SS-PEG6-methyl
Cleavable Linker
  
Disulfide Cleavable Linker
   
Methyltetrazine-SS-NHS
Cleavable Linker
  
Disulfide Cleavable Linker
   
Propargyl-PEG1-SS-PEG1-C2-Boc
Cleavable Linker
  
Disulfide Cleavable Linker
   ≥98.0%
TCO-PEG1-Val-Cit-OH
Cleavable Linker
   
Protease Cleavable Linker
  
5-Maleimidovaleric acid
Cleavable Linker
      ≥98.0%
Fmoc-PEG3-Ala-Ala-Asn(Trt)-PAB
Cleavable Linker
      
N3-PEG4-amido-Lys(Fmoc)-acid
Cleavable Linker
      
Boc-NMe-Val-Val-Dil-Dap-OH
Cleavable Linker
      
Methyltetrazine-DBCO 
Non-cleavable Linker
     
Bocaminooxyacetamide-PEG2-Azido
Cleavable Linker
      
APN-PEG4-BCN
Cleavable Linker
      
m-PEG11-acid 
Non-cleavable Linker
     ≥98.0%
Tr-PEG8-OH 
Non-cleavable Linker
     
Ald-PEG23-SPDP
Cleavable Linker
  
Disulfide Cleavable Linker
   
Sulfo-DMAC-SPP
Cleavable Linker
  
Disulfide Cleavable Linker
   
Propargyl-PEG4-thiol 
Non-cleavable Linker
     
NH-bis-PEG2 
Non-cleavable Linker
     
THP-PEG6-OH 
Non-cleavable Linker
     
Mal-Sulfo-DBCO
Cleavable Linker
      
Mal-Phe-C4-Val-Cit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  
BCN-PEG4-OH 
Non-cleavable Linker
     
Fmoc-N-bis-PEG3-NH-Boc
Cleavable Linker
      
Bis-(PEG6-acid)-SS
Cleavable Linker
  
Disulfide Cleavable Linker
   
DMAC-SPP
Cleavable Linker
  
Disulfide Cleavable Linker
   
m-PEG7-MS
Cleavable Linker
      
Fmoc-Gly-Gly-Phe-OtBu
Cleavable Linker
      99.80%
DBCO-NHCO-PEG4-NHS ester
Cleavable Linker
      
Azide-PEG1-Val-Cit-PABC-OH
Cleavable Linker
   
Protease Cleavable Linker
  
D-Proline, 4-hydroxy-, methyl ester hydrochloride 
Non-cleavable Linker
     
OPSS-PEG36-acid
Cleavable Linker
  
Disulfide Cleavable Linker
   98.27%
Azido-PEG3-Val-Cit-PAB-OH
Cleavable Linker
   
Protease Cleavable Linker
  
N-Boc-N-bis(PEG4-OH)
Cleavable Linker
      
Cyclooctyne-O-amido-PEG3-PFP ester 
Non-cleavable Linker
     
Azido-PEG5-Ala-Ala-Asn-PAB
Cleavable Linker
      
Bis-PEG7-acid
Cleavable Linker
      
Oleoyl-Gly-Lys-N-(m-PEG11)
Cleavable Linker
      
Mal-amido-PEG3-C1-PFP ester 
Non-cleavable Linker
     
Ald-Ph-amido-PEG2-C2-Pfp ester 
Non-cleavable Linker
     
Tetrazine-PEG4-oxyamine hydrochloride
Cleavable Linker
      
Fmoc-N-methyl-PEG3-CH2CH2COOH
Cleavable Linker
      
Propargyl-O-C1-amido-PEG2-C2-NHS ester 
Non-cleavable Linker
     
SPDMB   
Disulfide Cleavable Linker
   
N3-PEG3-C2-PFP ester 
Non-cleavable Linker
     
Ald-Ph-amido-PEG1-C2-NHS ester 
Non-cleavable Linker
     
NO2-SPP-sulfo
Cleavable Linker
  
Disulfide Cleavable Linker
   
N-Succinimidyloxycarbonylpropyl methanethiosulfonate 
Non-cleavable Linker
 
Disulfide Cleavable Linker
   
PDB-Pfp
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-amido-PEG8-val-gly-PAB-OH
Cleavable Linker
      
Propargyl-PEG9-bromide 
Non-cleavable Linker
     
Ald-Ph-amido-PEG11-NH-Boc 
Non-cleavable Linker
     
CbzNH-PEG8-amide-bis(pentayl-5OBz)
Cleavable Linker
      
Fmoc-Ala-Ala-Asn-PABC-PNP
Cleavable Linker
      
Boc-Aminooxy-PEG2-bromide
Cleavable Linker
      
N-(Iodoacetamido)-Doxorubicin
Cleavable Linker
      
Folate-PEG3-amine
Cleavable Linker
      99.69%
THP-SS-PEG1-Tos
Cleavable Linker
  
Disulfide Cleavable Linker
   
TCO-PEG1-Val-Cit-PABC-PNP
Cleavable Linker
   
Protease Cleavable Linker
  
Alkyne-PEG4-SS-PEG4-alkyne
Cleavable Linker
  
Disulfide Cleavable Linker
   
Tr-PEG5-OH 
Non-cleavable Linker
     
Fmoc-Gly3-Val-Cit-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  
PTAD-PEG4-amine
Cleavable Linker
      
SS-bis-amino-PEG4-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
Tetrazine-PEG6-amine hydrochloride
Cleavable Linker
      
m-PEG7-CH2CH2CHO 
Non-cleavable Linker
     
BCN-PEG3-oxyamine 
Non-cleavable Linker
     
Azidoethyl-SS-propionic acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
Amino-PEG4-bis-PEG3-propargyl
Cleavable Linker
      
m-PEG4-Boc
Cleavable Linker
      
APN-PEG4-DBCO
Cleavable Linker
      
Fmoc-PEG4-Ala-Ala-Asn-PAB
Cleavable Linker
      
Boc-amino-PEG3-SSPy
Cleavable Linker
  
Disulfide Cleavable Linker
   
m-PEG10-amine 
Non-cleavable Linker
     
Acid-PEG1-bis-PEG3-BCN
Cleavable Linker
      
Ald-Ph-amido-PEG11-C2-NH2 
Non-cleavable Linker
     
MC-Ala-Ala-Asn-PAB-PNP
Cleavable Linker
      
MC(C5)-Val-Cit
Cleavable Linker
   
Protease Cleavable Linker
  
Azido-PEG1-Val-Cit-OH
Cleavable Linker
   
Protease Cleavable Linker
  
Aloc-D-Ala-Phe-Lys(Aloc)-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  
DBCO-Val-Cit-OH
Cleavable Linker
   
Protease Cleavable Linker
  
1,6-Bis(mesyloxy)hexane
Cleavable Linker
      
OPSS-Val-Cit-PAB-PNP
Cleavable Linker
  
Disulfide Cleavable Linker
Protease Cleavable Linker
  
NO2-SPDB-sulfo
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-amido-PEG2-Val-Cit-PAB-OH
Cleavable Linker
   
Protease Cleavable Linker
  
MP-Ala-Ala-PAB
Cleavable Linker
      98.76%
Py-ds-dmBut-amido-PEG4-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
PAB-Val-Lys-Boc
Cleavable Linker
   
Protease Cleavable Linker
  
MC-PEG2-C2-​NHS ester 
Non-cleavable Linker
     
vc-PAB-DMEA-PNU159682    
Protease Cleavable Linker
  
Aminooxy-PEG2-alcohol 
Non-cleavable Linker
     
Ald-Ph-amido-PEG4-propargyl 
Non-cleavable Linker
     
PC Biotin-PEG3-alkyne
Cleavable Linker
      
Boc-gly-PEG3-endo-BCN
Cleavable Linker
      
Mal-CO-PEG5-​NHS ester 
Non-cleavable Linker
     
Ald-Ph-amido-PEG2 
Non-cleavable Linker
     
THP-SS-PEG1-Boc
Cleavable Linker
  
Disulfide Cleavable Linker
   
Acid-PEG3-SS-PEG3-acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
BCN-PEG4-Ts 
Non-cleavable Linker
     
Gly-PEG3-amine
Cleavable Linker
      
N-Boc-Val-Dil-Dap-Doe
Cleavable Linker
      
TCO-PEG1-Val-Cit-PABC-OH
Cleavable Linker
   
Protease Cleavable Linker
  
Ald-CH2-PEG3-azide
Cleavable Linker
      
Ald-Ph-PEG4-bis-PEG4-propargyl
Cleavable Linker
      
SPDMV-sulfo   
Disulfide Cleavable Linker
   
Mp-polymer ester 
Non-cleavable Linker
     
Propargyl-PEG1-SS-alcohol
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-PEG1-Val-Cit-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  98.41%
Ald-Ph-amido-PEG3-C2-Pfp ester 
Non-cleavable Linker
     
NH2-PEG4-Lys(Boc)-NH-(m-PEG24)
Cleavable Linker
      
Fmoc-(D-Phe)-OSu
Cleavable Linker
      
Mal-PEG4-(PEG3-DBCO)-(PEG3-TCO)
Cleavable Linker
      
Fmoc-Gly3-Val-Cit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  ≥98.0%
6-O-2-Propyn-1-yl-D-galactose 
Non-cleavable Linker
     
Fmoc-NH-Azide-PEG4-L-Lysine-PFP ester
Cleavable Linker
      
DBCO-PEG4-acetic-Val-Cit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  98.21%
BCN-PEG1-Val-Cit-OH
Cleavable Linker
   
Protease Cleavable Linker
  
Ald-Ph-PEG4-bis-PEG3-methyltetrazine
Cleavable Linker
      
N3-PEG5-aldehyde
Cleavable Linker
      
Ald-Ph-amido-PEG3-C1-Boc 
Non-cleavable Linker
     
Fmoc-Phe-Lys(Trt)-PAB-PNP
Cleavable Linker
   
Protease Cleavable Linker
  
Amino-SS-PEG12-acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
N3-C4-NHS ester 
Non-cleavable Linker
     99.34%
Methyltetrazine-SS-PEG4-Biotin
Cleavable Linker
  
Disulfide Cleavable Linker
   
APN-PEG4-tetrazine
Cleavable Linker
      
Boc-NH-PEG3-C2-triazole-DBCO-PEG4-VC-PAB-DMEA
Cleavable Linker
   
Protease Cleavable Linker
  
Mal-PEG4-bis-PEG3-DBCO
Cleavable Linker
      
N,N-Bis(PEG2-alkyne)-N-amido-PEG2-thiol
Cleavable Linker
      
DBCO-PEG4-HyNic
Cleavable Linker
      
Aminoxyacetamide-PEG3-azide 
Non-cleavable Linker
     
DBCO-PEG3-TCO 
Non-cleavable Linker
     
Methylcyclopropene-PEG4-NHS
Cleavable Linker
      
m-PEG5-MS
Cleavable Linker
      
Boc-Gly-Gly-Phe-Gly-OH TFA
Cleavable Linker
      98.27%
DBCO-PEG3 acetic-EVCit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  
ALD-PEG4-OPFP
Cleavable Linker
      
Amino-PEG11-OH 
Non-cleavable Linker
     
Boc-Phe-(Alloc)Lys-PAB-PNP
Cleavable Linker
      
Methyltetrazine-PEG4-SS-PEG4-methyltetrazine
Cleavable Linker
  
Disulfide Cleavable Linker
   
DBCO-PEG4-alkyne 
Non-cleavable Linker
     
Azidoethyl-SS-propionic NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
N,N-Bis(PEG2-N3)-N-amido-PEG2-thiol
Cleavable Linker
      
Mal-PEG4-VC-PAB-DMEA
Cleavable Linker
   
Protease Cleavable Linker
  
Propargyl-PEG1-SS-PEG1-propargyl
Cleavable Linker
  
Disulfide Cleavable Linker
   
TCO-PEG3-aldehyde
Cleavable Linker
      
Biotin-sar-oh
Cleavable Linker
      
Bis-PEG1-PFP ester 
Non-cleavable Linker
     
NO2-SPP-sulfo-Me
Cleavable Linker
  
Disulfide Cleavable Linker
   
BCOT-PEF3-OPFP
Cleavable Linker
      
Tetrazine-Ph-OPSS
Cleavable Linker
  
Disulfide Cleavable Linker
   
MC-PEG2-NH2
Cleavable Linker
      98.14%
Propargyl-NH-PEG3-C2-NHS ester 
Non-cleavable Linker
     
SPDP-C6-Gly-Leu-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
NH2-C5-PEG4-N3-L-Lysine-PEG3-N3
Cleavable Linker
      
Amino-bis-PEG3-TCO
Cleavable Linker
      
Propargyl-PEG7-NHS ester
Cleavable Linker
      
BCN-PEG3-VC-PFP ester
Cleavable Linker
   
Protease Cleavable Linker
  
BCN-PEG4-HyNic
Cleavable Linker
 
Acid Cleavable Linker
    
Bis-SS-C3-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-PEG4-VCP-NB
Cleavable Linker
   
Protease Cleavable Linker
  
Tetrazine-diazo-PEG4-biotin
Cleavable Linker
      
DBCO-PEG4-SS-TCO
Cleavable Linker
  
Disulfide Cleavable Linker
   
(2-pyridyldithio)-PEG4 acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
Azido-C2-SS-PEG2-C2-acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-Exo-EEVC
Cleavable Linker
      
PDP-C1-Ph-Val-Cit
Cleavable Linker
  
Disulfide Cleavable Linker
Protease Cleavable Linker
  
CL2 Linker
Cleavable Linker
 
Acid Cleavable Linker
    
NO2-SPDMV-sulfo
Cleavable Linker
  
Disulfide Cleavable Linker
   
NHPI-PEG2-C2-Pfp ester 
Non-cleavable Linker
     
OPSS-Val-Cit-PAB-OH
Cleavable Linker
  
Disulfide Cleavable Linker
Protease Cleavable Linker
  
N-Boc-N-bis(PEG2-OH)
Cleavable Linker
      
EC089
Cleavable Linker
      
HyNic-PEG4-alkyne
Cleavable Linker
 
Acid Cleavable Linker
    
Amino-ethyl-SS-PEG3-NHBoc
Cleavable Linker
  
Disulfide Cleavable Linker
   
mDPR(Boc)-Val-Cit-PAB    
Protease Cleavable Linker
  
Aminoethyl-SS-ethylalcohol
Cleavable Linker
  
Disulfide Cleavable Linker
   
Tetrazine-PEG5-SS-amine
Cleavable Linker
  
Disulfide Cleavable Linker
   
Amino-PEG4-bis-PEG3-methyltetrazine
Cleavable Linker
      
Fmoc-Phe-Lys(Boc)-PAB    
Protease Cleavable Linker
  
Gly-Gly-Gly-PEG4-methyltetrazine
Cleavable Linker
      
Methylcyclopropene-PEG3-amine
Cleavable Linker
      
THP-SS-alcohol
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-C2-Gly3-EDA
Cleavable Linker
      
N3-PEG2-C2-PFP ester 
Non-cleavable Linker
     
Boc-Val-Dil-Dap-Phe-OMe
Cleavable Linker
      
Ald-Ph-amido-PEG3-C-COOH 
Non-cleavable Linker
     
Bocaminooxyacetamide-PEG3-alkyne
Cleavable Linker
      
Methyltetrazine-PEG4-aldehyde
Cleavable Linker
      
Boc-aminooxy-ethyl-SS-propanol
Cleavable Linker
  
Disulfide Cleavable Linker
   
DMAC-SPDB
Cleavable Linker
  
Disulfide Cleavable Linker
   
PDdB-Pfp
Cleavable Linker
  
Disulfide Cleavable Linker
   
SPDP-PEG36-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
Amino-bis-PEG3-DBCO
Cleavable Linker
      
Ald-Ph-amido-PEG1-C2-Pfp ester 
Non-cleavable Linker
     
Mal-bis-PEG3-DBCO
Cleavable Linker
      
4-N3Pfp-NHS ester 
Non-cleavable Linker
     
Amino-bis-PEG3-BCN
Cleavable Linker
      
Acid-propionylamino-Val-Cit-OH
Cleavable Linker
   
Protease Cleavable Linker
  
Fmoc-NH-PEG8-CH2COOH
Cleavable Linker
      99.41%
APN-PEG4-Amine hydrochloride
Cleavable Linker
      
Mal-PEG4-VC-PAB-DMEA TFA
Cleavable Linker
   
Protease Cleavable Linker
  
BnO-PEG6-OH 
Non-cleavable Linker
     99.88%
Dimethylamine-SPDB
Cleavable Linker
  
Disulfide Cleavable Linker
   
Azidoethyl-SS-ethylamine
Cleavable Linker
  
Disulfide Cleavable Linker
   ≥98.0%
Aminooxy-PEG4-alcohol 
Non-cleavable Linker
     
SPDB-sulfo   
Disulfide Cleavable Linker
   
DBCO-S-S-acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-Exo-EVC
Cleavable Linker
      
PEG12-Tos 
Non-cleavable Linker
     
Ala-Ala-Asn-PAB
Cleavable Linker
      
Fmoc-NH-ethyl-SS-propionic NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
N-trifluoroacetyl-β-alanyl chloride
Cleavable Linker
      
DBCO-(PEG2-Val-Cit-PAB)2
Cleavable Linker
   
Protease Cleavable Linker
  
DBCO-NHCO-PEG4-amine
Cleavable Linker
      
Biotin-PEG4-SS-azide
Cleavable Linker
  
Disulfide Cleavable Linker
   
Diazo Biotin-PEG3-DBCO
Cleavable Linker
      
Propargyl-C8-amido-PEG2-NHS ester 
Non-cleavable Linker
     
2-Hydroxyethyl disulfide mono-tosylate
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-PEG4-bis-PEG3-methyltetrazine
Cleavable Linker
      
DMAC-PDB
Cleavable Linker
  
Disulfide Cleavable Linker
   
Propargyl-PEG8-bromide 
Non-cleavable Linker
     
Tetrazine-SS-PEG4-Biotin
Cleavable Linker
  
Disulfide Cleavable Linker
   
Boc-aminooxy-amide-PEG4-propargyl 
Non-cleavable Linker
     
Bis-SS-C3-sulfo-NHS ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-amido-PEG9-Val-Ala-PAB-SG3200
Cleavable Linker
   
Protease Cleavable Linker
  
AcLys-PABC-VC-Aur0101 intermediate-1
Cleavable Linker
      
4-Succinimidyl-oxycarbonyl-α-(2-pyridyldithio)toluene 
Non-cleavable Linker
 
Disulfide Cleavable Linker
   
Aminooxy-PEG2-bis-PEG3-BCN
Cleavable Linker
      
MP-PEG4-VK(Boc)G-OSu
Cleavable Linker
      
m-PEG10-acid 
Non-cleavable Linker
     ≥98.0%
Ala-CO-amide-C4-Boc
Cleavable Linker
      
m-PEG2-Tos 
Non-cleavable Linker
     
Propargyl-PEG1-SS-PEG1-PFP ester
Cleavable Linker
  
Disulfide Cleavable Linker
   
LC-PEG8-SPDP
Cleavable Linker
  
Disulfide Cleavable Linker
   
DBCO-SS-aldehyde
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-PEG3-VCP-NB
Cleavable Linker
   
Protease Cleavable Linker
  
Mc-Leu-Gly-Arg
Cleavable Linker
      
Propargyl-O-C1-amido-PEG4-C2-NHS ester 
Non-cleavable Linker
     
Propargyl-PEG8-acid
Cleavable Linker
      
DMAC-SPDB-sulfo
Cleavable Linker
  
Disulfide Cleavable Linker
   
Propargyl-PEG6-NHS ester
Cleavable Linker
      
DBCO-PEG3-propionic EVCit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  
Ald-Ph-amido-C2-nitrate 
Non-cleavable Linker
     
Bis-PEG2-PFP ester 
Non-cleavable Linker
     
SPDP-PEG12-acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-amido-PEG3-C1-​NHS ester 
Non-cleavable Linker
     
MC-Val-Cit-PAB-NH-C2-NH-Boc
Cleavable Linker
   
Protease Cleavable Linker
  
Fmoc-Gly-Gly-D-Phe-OtBu
Cleavable Linker
      98.28%
Ald-Ph-amido-PEG3-NHS ester 
Non-cleavable Linker
     
Propargyl-PEG4-hydrazide 
Non-cleavable Linker
Acid Cleavable Linker
    
Sulfo-SIAB sodium 
Non-cleavable Linker
     
Fmoc-Phe-Lys(Trt)-PAB
Cleavable Linker
   
Protease Cleavable Linker
  
m-PEG9-Amine
Cleavable Linker
      
Mal-PEG4-VA
Cleavable Linker
   
Protease Cleavable Linker
  
Fmoc-Ala-Ala-Asn(Trt)-OH
Cleavable Linker
      99.80%
Bis-PEG17-NHS ester
Cleavable Linker
      
Phe-Lys(Trt)-PAB
Cleavable Linker
   
Protease Cleavable Linker
  
TCO-PEG3-CH2-aldehyde
Cleavable Linker
      
NHPI-PEG3-C2-Pfp ester 
Non-cleavable Linker
     
Propargyl-PEG4-CH2CH2-Boc 
Non-cleavable Linker
     
SPDP-sulfo   
Disulfide Cleavable Linker
   
DBCO-PEG4-Propionic-Val-Cit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  
N-Boc-PEG9-alcohol
Cleavable Linker
      
Ald-CH2-PEG5-azide 
Non-cleavable Linker
     
Azide-C2-Azide
Cleavable Linker
      
Amino-PEG6-amido-bis-PEG5-N3
Cleavable Linker
      
SC-Val-Cit-PAB
Cleavable Linker
   
Protease Cleavable Linker
  
Boc-amino-PEG3-SS-acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
Amino-PEG4-bis-PEG3-N3
Cleavable Linker
      
(2-Pyridyldithio)-PEG6 acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
NHPI-PEG3-C2-NHS ester 
Non-cleavable Linker
     
PC-Biotin-PEG4-PEG3-azide
Cleavable Linker
      
Acid-C3-SSPy   
Disulfide Cleavable Linker
   
Methyltetrazine-PEG4-oxyamine
Cleavable Linker
      
Mal-PEG2-bis-PEG3-BCN
Cleavable Linker
      
Tetrazine-PEG4-SS-Py
Cleavable Linker
  
Disulfide Cleavable Linker
   
Ald-Ph-PEG4-bis-PEG3-N3
Cleavable Linker
      
Biotin-PEG2-methyl ethanethioate
Cleavable Linker
      
N-Succinimidyl 3-(Bromoacetamido)propionate
Cleavable Linker
      
4-Methyl-4-(pyridin-2-yldisulfanyl)pentanoic acid
Cleavable Linker
  
Disulfide Cleavable Linker
   
PC DBCO-PEG3-biotin
Cleavable Linker
      
Azido-PEG1-Val-Cit-PABC-PNP
Cleavable Linker
   
Protease Cleavable Linker
  
DBCO-SS-PEG4-Biotin
Cleavable Linker
  
Disulfide Cleavable Linker
   
Hydroxy-PEG3-SS-PEG3-alcohol
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-PEG1-Val-Cit-OH
Cleavable Linker
   
Protease Cleavable Linker
  
NH2-PEG4-hydrazone-DBCO
Cleavable Linker
 
Acid Cleavable Linker
    
DBCO-NHCO-PEG4-acid
Cleavable Linker
      
Tetrazine-Ph-SS-amine
Cleavable Linker
  
Disulfide Cleavable Linker
   
Amino-PEG10-OH 
Non-cleavable Linker
     
Ald-Ph-amido-PEG23-OPSS
Cleavable Linker
  
Disulfide Cleavable Linker
   
Hynic-PEG3-N3
Cleavable Linker
 
Acid Cleavable Linker
    
NO2-SPDMV
Cleavable Linker
  
Disulfide Cleavable Linker
   
Mal-Ala-Ala-PAB-PNP
Cleavable Linker
      
m-PEG8-MS
Cleavable Linker
      
4-Pentynoyl-Val-Ala-PAB-PNP
Cleavable Linker
      
(Ac)Phe-Lys(Alloc)-PABC-PNP
Cleavable Linker
   
Protease Cleavable Linker