1. Immunology/Inflammation
  2. Toll-like Receptor (TLR)
  3. CU-CPT17e

CU-CPT17e is a potent multi-Toll-like receptor (TLR) agonist that activates TLR3, TLR8, and TLR9.

For research use only. We do not sell to patients.

CU-CPT17e Chemical Structure

CU-CPT17e Chemical Structure

CAS No. : 2109805-75-4

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Based on 3 publication(s) in Google Scholar

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Description

CU-CPT17e is a potent multi-Toll-like receptor (TLR) agonist that activates TLR3, TLR8, and TLR9.

IC50 & Target[1]

TLR3

 

TLR8

 

TLR9

 

Cellular Effect
Cell Line Type Value Description References
HEK293 EC50
> 100 μM
Compound: 17e; CU-CPT17e
Agonist activity at human TLR2 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
Agonist activity at human TLR2 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
[PMID: 28537730]
HEK293 EC50
> 100 μM
Compound: 17e; CU-CPT17e
Agonist activity at human TLR4 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
Agonist activity at human TLR4 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
[PMID: 28537730]
HEK293 EC50
> 100 μM
Compound: 17e; CU-CPT17e
Agonist activity at human TLR5 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
Agonist activity at human TLR5 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
[PMID: 28537730]
HEK293 EC50
> 100 μM
Compound: 17e; CU-CPT17e
Agonist activity at human TLR7 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
Agonist activity at human TLR7 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
[PMID: 28537730]
HEK293 EC50
13.45 μM
Compound: 17e; CU-CPT17e
Agonist activity at human TLR8 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
Agonist activity at human TLR8 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
[PMID: 28537730]
HEK293 EC50
4.8 μM
Compound: 17e; CU-CPT17e
Agonist activity at human TLR3 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
Agonist activity at human TLR3 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
[PMID: 28537730]
HEK293 EC50
5.66 μM
Compound: 17e; CU-CPT17e
Agonist activity at human TLR9 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
Agonist activity at human TLR9 expressed in HEK293 cells assessed as induction of NF-kB activation-mediated SEAP production after 24 hrs by HTS assay
[PMID: 28537730]
HeLa IC50
15.77 μM
Compound: 17e; CU-CPT17e
Antiproliferative activity against human HeLa cells after 48 hrs by WST1 assay
Antiproliferative activity against human HeLa cells after 48 hrs by WST1 assay
[PMID: 28537730]
HeLa IC50
2.71 μM
Compound: 17e; CU-CPT17e
Antiproliferative activity against human HeLa cells after 72 hrs by WST1 assay
Antiproliferative activity against human HeLa cells after 72 hrs by WST1 assay
[PMID: 28537730]
HeLa IC50
38.56 μM
Compound: 17e; CU-CPT17e
Antiproliferative activity against human HeLa cells after 24 hrs by WST1 assay
Antiproliferative activity against human HeLa cells after 24 hrs by WST1 assay
[PMID: 28537730]
HMEC IC50
> 100 μM
Compound: 17e; CU-CPT17e
Antiproliferative activity against HMEC after 24 hrs by WST1 assay
Antiproliferative activity against HMEC after 24 hrs by WST1 assay
[PMID: 28537730]
HMEC IC50
> 100 μM
Compound: 17e; CU-CPT17e
Antiproliferative activity against HMEC after 48 hrs by WST1 assay
Antiproliferative activity against HMEC after 48 hrs by WST1 assay
[PMID: 28537730]
HMEC IC50
79.53 μM
Compound: 17e; CU-CPT17e
Antiproliferative activity against HMEC after 72 hrs by WST1 assay
Antiproliferative activity against HMEC after 72 hrs by WST1 assay
[PMID: 28537730]
In Vitro

CU-CPT17e shows strong NF-κB activation in TLR3, TLR8 and TLR9 HEK293 cells with EC50 values of 4.80±0.73, 13.5±0.58 and 5.66±0.17 μM, respectively. CU-CPT17e significantly improves the activity with 13.9±0.9 fold of NF-κB activation and an EC50 value of 4.8±0.7 μM. CU-CPT17e inhibits the proliferation of HeLa cancer cells by triggering apoptosis and arresting the cell cycle at the S phase. The induction of apoptosis by CU-CPT17e in HeLa cells is investigated. HeLa cells are cultured with increasing concentrations of CU-CPT17e or poly I:C or blank control (DMSO) for 24 h. Treatment with CU-CPT17e for 24 h at different concentrations (10 to 40 μM) results in an elevation of apoptotic cell population ranging from 10% to 17%, which is more effective than poly I:C at 5 μg/mL. These results suggest that the antiproliferative activity of CU-CPT17e against HeLa cells might result from its ability to directly induce apoptosis[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Molecular Weight

504.49

Formula

C27H24N2O8

CAS No.
Appearance

Solid

Color

Light yellow to yellow

SMILES

O=[N+]([O-])C(C=C1)=CC=C1COC2=CC(C=CC3(CCOCC3)O4)=C4C=C2OCC5=CC=C([N+]([O-])=O)C=C5

Shipping

Room temperature in continental US; may vary elsewhere.

Storage
Powder -20°C 3 years
4°C 2 years
In solvent -80°C 2 years
-20°C 1 year
Solvent & Solubility
In Vitro: 

DMSO : 5 mg/mL (9.91 mM; Need ultrasonic and warming; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 1.9822 mL 9.9110 mL 19.8220 mL
5 mM 0.3964 mL 1.9822 mL 3.9644 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 2 years; -20°C, 1 year. When stored at -80°C, please use it within 2 years. When stored at -20°C, please use it within 1 year.

  • Molarity Calculator

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Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

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In Vivo Dissolution Calculator
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Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Calculation results:
Working solution concentration: mg/mL
Purity & Documentation
References
Cell Assay
[1]

HeLa cells are seeded at a density of 3×105 cells/well in 6-well plates and allowed to attach for 24 h. After treatment of indicated concentrations of CU-CPT17e or poly I:C (5 μg/mL) for another 24 h, cells are harvested with 0.25% trypsin without EDTA and rinsed twice with PBS, then stained using a Annexin V-FITC apoptosis detection kit. Cells are analyzed with a BD Accuri C6 flow cytometer[1].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 2 years; -20°C, 1 year. When stored at -80°C, please use it within 2 years. When stored at -20°C, please use it within 1 year.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
DMSO 1 mM 1.9822 mL 9.9110 mL 19.8220 mL 49.5550 mL
5 mM 0.3964 mL 1.9822 mL 3.9644 mL 9.9110 mL
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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
CU-CPT17e
Cat. No.:
HY-101929
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