1. MAPK/ERK Pathway
  2. Raf
  3. Agerafenib

Agerafenib  (Synonyms: CEP-32496; RXDX-105)

Cat. No.: HY-15200 Purity: 99.63%
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Agerafenib (CEP-32496; RXDX-105) is a highly potent and orally efficacious inhibitor of BRAFV600E with a Kd of 14 nM.

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

Agerafenib Chemical Structure

Agerafenib Chemical Structure

CAS No. : 1188910-76-0

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10 mM * 1 mL in DMSO
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Customer Review

Based on 8 publication(s) in Google Scholar

Other Forms of Agerafenib:

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Description

Agerafenib (CEP-32496; RXDX-105) is a highly potent and orally efficacious inhibitor of BRAFV600E with a Kd of 14 nM.

IC50 & Target[1]

BRafV600E

14 nM (Kd)

Braf

36 nM (Kd)

CRAF

39 nM (Kd)

c-Kit

2 nM (Kd)

Ret

2 nM (Kd)

LCK

2 nM (Kd)

Abl-1

3 nM (Kd)

VEGFR-2

8 nM (Kd)

CSF-1R

9 nM (Kd)

EPHA2

14 nM (Kd)

EGFR

22 nM (Kd)

c-Met

513 nM (Kd)

JAK-2

4700 nM (Kd)

MEK-1

7100 nM (Kd)

MEK-2

8300 nM (Kd)

Cellular Effect
Cell Line Type Value Description References
A-375 IC50
78 nM
Compound: 40, CEP-32496
Cytotoxicity against human A375 cells expressing BRAF V600E mutant after 72 hrs by cell titer blue assay
Cytotoxicity against human A375 cells expressing BRAF V600E mutant after 72 hrs by cell titer blue assay
[PMID: 22168626]
A-375 IC50
82 nM
Compound: 40, CEP-32496
Inhibition of BRAF V600E mutant-mediated MEK phosphorylation in human A375 cells after 2 hrs
Inhibition of BRAF V600E mutant-mediated MEK phosphorylation in human A375 cells after 2 hrs
[PMID: 22168626]
A-375 GI50
84 nM
Compound: Agerafenib
Cytotoxicity against human A-375 cells expressing BRAF V600E mutant incubated for 72 hrs by celltitre blue assay
Cytotoxicity against human A-375 cells expressing BRAF V600E mutant incubated for 72 hrs by celltitre blue assay
[PMID: 34402300]
A-431 GI50
1000 nM
Compound: Agerafenib
Cytotoxicity against human A-431 cells expressing C-KIT incubated for 72 hrs by celltitre blue assay
Cytotoxicity against human A-431 cells expressing C-KIT incubated for 72 hrs by celltitre blue assay
[PMID: 34402300]
COLO 205 EC50
36 nM
Compound: 40, CEP-32496
Cytotoxicity against human COLO205 cells expressing BRAF V600E mutant after 72 hrs by cell titer blue assay
Cytotoxicity against human COLO205 cells expressing BRAF V600E mutant after 72 hrs by cell titer blue assay
[PMID: 22168626]
COLO 205 GI50
60 nM
Compound: Agerafenib
Cytotoxicity against human COLO 205 cells expressing BRAF V600E mutant incubated for 72 hrs by celltitre blue assay
Cytotoxicity against human COLO 205 cells expressing BRAF V600E mutant incubated for 72 hrs by celltitre blue assay
[PMID: 34402300]
COLO-679 EC50
211 nM
Compound: 40, CEP-32496
Cytotoxicity against human COLO679 cells expressing BRAF V600E mutant after 72 hrs by cell titer blue assay
Cytotoxicity against human COLO679 cells expressing BRAF V600E mutant after 72 hrs by cell titer blue assay
[PMID: 22168626]
DU-145 EC50
2911 nM
Compound: 40, CEP-32496
Cytotoxicity against human DU145 cells expressing wild type BRAF after 72 hrs by cell titer blue assay
Cytotoxicity against human DU145 cells expressing wild type BRAF after 72 hrs by cell titer blue assay
[PMID: 22168626]
HCT-116 EC50
669 nM
Compound: 40, CEP-32496
Cytotoxicity against human HCT116 cells expressing wild type BRAF after 72 hrs by cell titer blue assay
Cytotoxicity against human HCT116 cells expressing wild type BRAF after 72 hrs by cell titer blue assay
[PMID: 22168626]
HeLa GI50
≥ 3000 nM
Compound: Agerafenib
Cytotoxicity against human HeLa cells expressing CRAF incubated for 72 hrs by celltitre blue assay
Cytotoxicity against human HeLa cells expressing CRAF incubated for 72 hrs by celltitre blue assay
[PMID: 34402300]
Hs-578T GI50
2736 nM
Compound: Agerafenib
Cytotoxicity against human Hs-578T cells expressing BRAF incubated for 72 hrs by celltitre blue assay
Cytotoxicity against human Hs-578T cells expressing BRAF incubated for 72 hrs by celltitre blue assay
[PMID: 34402300]
Hs-578T EC50
2736 nM
Compound: 40, CEP-32496
Cytotoxicity against human Hs578T cells expressing wild type BRAF after 72 hrs by cell titer blue assay
Cytotoxicity against human Hs578T cells expressing wild type BRAF after 72 hrs by cell titer blue assay
[PMID: 22168626]
HT-144 EC50
228 nM
Compound: 40, CEP-32496
Cytotoxicity against human HT144 cells expressing BRAF V600E mutant after 72 hrs by cell titer blue assay
Cytotoxicity against human HT144 cells expressing BRAF V600E mutant after 72 hrs by cell titer blue assay
[PMID: 22168626]
HUVEC GI50
≥ 1000 nM
Compound: Agerafenib
Cytotoxicity against HUVEC expressing FLT-1 incubated for 72 hrs by celltitre blue assay
Cytotoxicity against HUVEC expressing FLT-1 incubated for 72 hrs by celltitre blue assay
[PMID: 34402300]
HUVEC GI50
≥ 700 nM
Compound: Agerafenib
Cytotoxicity against HUVEC expressing VEGFR2 incubated for 72 hrs by celltitre blue assay
Cytotoxicity against HUVEC expressing VEGFR2 incubated for 72 hrs by celltitre blue assay
[PMID: 34402300]
K562 GI50
39 nM
Compound: Agerafenib
Cytotoxicity against human K562 cells expressing ABL incubated for 72 hrs by celltitre blue assay
Cytotoxicity against human K562 cells expressing ABL incubated for 72 hrs by celltitre blue assay
[PMID: 34402300]
K562 GI50
70 nM
Compound: Agerafenib
Cytotoxicity against human K562 cells expressing BCR-ABL incubated for 72 hrs by celltitre blue assay
Cytotoxicity against human K562 cells expressing BCR-ABL incubated for 72 hrs by celltitre blue assay
[PMID: 34402300]
LNCaP GI50
6631 nM
Compound: Agerafenib
Cytotoxicity against human LNCaP cells expressing BRAF incubated for 72 hrs by celltitre blue assay
Cytotoxicity against human LNCaP cells expressing BRAF incubated for 72 hrs by celltitre blue assay
[PMID: 34402300]
LNCaP EC50
6631 nM
Compound: 40, CEP-32496
Cytotoxicity against human LNCAP cells expressing wild type BRAF after 72 hrs by cell titer blue assay
Cytotoxicity against human LNCAP cells expressing wild type BRAF after 72 hrs by cell titer blue assay
[PMID: 22168626]
PC-3 EC50
6257 nM
Compound: 40, CEP-32496
Cytotoxicity against human PC3 cells expressing wild type BRAF after 72 hrs by cell titer blue assay
Cytotoxicity against human PC3 cells expressing wild type BRAF after 72 hrs by cell titer blue assay
[PMID: 22168626]
SK-MEL-28 EC50
454 nM
Compound: 40, CEP-32496
Cytotoxicity against human SK-MEL-28 cells expressing BRAF V600E mutant after 72 hrs by cell titer blue assay
Cytotoxicity against human SK-MEL-28 cells expressing BRAF V600E mutant after 72 hrs by cell titer blue assay
[PMID: 22168626]
In Vitro

Agerafenib (CEP-32496) exhibits high potency against several BRAFV600E-dependent cell lines and selective cytotoxicity for tumor cell lines expressing mutant BRAFV600E versus those containing wild-type BRAF. Agerafenib exhibits potent binding (BRAFV600E Kd=14 nM) and cellular activity (pMEK IC50=82 nM and A375 proliferation IC50=78 nM), with activity in the proliferation assay. Agerafenib also exhibits a favorable CYP450 inhibition profile, with measured IC50 values greater than 10 μM versus the CYP1A2, CYP2C9, CYP2D6, and CYP3A4 isoforms and an IC50=3.4 μM[1].

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

In Vivo

Oral administration of Agerafenib (CEP-32496) to Colo-205 tumor xenograft-bearing mice results in significant inhibition of pMEK in tumor cell lysates. For instance, a single 30 mg/kg (po) dose of Agerafenib leads to a 50 and 75% inhibition of normalized pMEK in tumor lysates at the 2 and 6 h postdose time point, respectively (p<0.03), while a 55 mg/kg (po) dose resulted in a 75% to 57% (p<0.03) inhibition of pMEK at 2 through 10 h post administration, with normalization to baseline by 24 h. Agerafenib exhibits an exceptional PK profile in mouse, dog, and cynomolgus monkey. Administration of Agerafenib to beagle dogs (single dose of 1 mg/kg iv and 10 mg/kg po) results in low clearance (CL=5.0 (mL/min)/kg) and excellent bioavailability (%F=100). Similarly, in cynomolgus monkey, the administration of Agerafenib (single dose of 1 mg/kg iv and 10 mg/kg po) leads to high oral exposure due to low clearance (CL=6.7 mL/min/kg) and excellent bioavailability (%F=100)[1].

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

Clinical Trial
Molecular Weight

517.46

Formula

C24H22F3N5O5

CAS No.
Appearance

Solid

Color

White to off-white

SMILES

O=C(NC1=NOC(C(C)(C)C(F)(F)F)=C1)NC2=CC=CC(OC3=C(C=C(OC)C(OC)=C4)C4=NC=N3)=C2

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 : 50 mg/mL (96.63 mM; Need ultrasonic; 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 1.9325 mL 9.6626 mL 19.3252 mL
5 mM 0.3865 mL 1.9325 mL 3.8650 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

  • Dilution Calculator

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

Mass
=
Concentration
×
Volume
×
Molecular Weight *

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start)

C1

×
Volume (start)

V1

=
Concentration (final)

C2

×
Volume (final)

V2

In Vivo:

Select the appropriate dissolution method based on your experimental animal and administration route.

For the following dissolution methods, please ensure to first prepare a clear stock solution using an In Vitro approach and then sequentially add co-solvents:
To ensure reliable experimental results, the clarified stock solution can be appropriately stored based on storage conditions. As for the working solution for in vivo experiments, it is recommended to prepare freshly and use it on the same day.
The percentages shown for the solvents indicate their volumetric ratio in the final prepared solution. If precipitation or phase separation occurs during preparation, heat and/or sonication can be used to aid dissolution.

  • Protocol 1

    Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% Saline

    Solubility: ≥ 2.5 mg/mL (4.83 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 400 μL PEG300, and mix evenly; then add 50 μL Tween-80 and mix evenly; then add 450 μL Saline to adjust the volume to 1 mL.

    Preparation of Saline: Dissolve 0.9 g sodium chloride in ddH₂O and dilute to 100 mL to obtain a clear Saline solution.
  • Protocol 2

    Add each solvent one by one:  10% DMSO    90% (20% SBE-β-CD in Saline)

    Solubility: ≥ 2.5 mg/mL (4.83 mM); Clear solution

    This protocol yields a clear solution of ≥ 2.5 mg/mL (saturation unknown).

    Taking 1 mL working solution as an example, add 100 μL DMSO stock solution (25.0 mg/mL) to 900 μL 20% SBE-β-CD in Saline, and mix evenly.

    Preparation of 20% SBE-β-CD in Saline (4°C, storage for one week): 2 g SBE-β-CD powder is dissolved in 10 mL Saline, completely dissolve until clear.
In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

Dosage

mg/kg

Animal weight
(per animal)

g

Dosing volume
(per animal)

μL

Number of animals

Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Please enter your animal formula composition:
%
DMSO +
+
%
Tween-80 +
%
Saline
Recommended: Keep the proportion of DMSO in working solution below 2% if your animal is weak.
The co-solvents required include: DMSO, . All of co-solvents are available by MedChemExpress (MCE). , Tween 80. All of co-solvents are available by MedChemExpress (MCE).
Calculation results:
Working solution concentration: mg/mL
Method for preparing stock solution: mg drug dissolved in μL  DMSO (Stock solution concentration: mg/mL).
The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only. If necessary, please contact MedChemExpress (MCE).
Method for preparing in vivo working solution for animal experiments: Take μL DMSO stock solution, add μL . μL , mix evenly, next add μL Tween 80, mix evenly, then add μL Saline.
 If the continuous dosing period exceeds half a month, please choose this protocol carefully.
Please ensure that the stock solution in the first step is dissolved to a clear state, and add co-solvents in sequence. You can use ultrasonic heating (ultrasonic cleaner, recommended frequency 20-40 kHz), vortexing, etc. to assist dissolution.
Purity & Documentation
References
Cell Assay
[1]

A375 cells are seeded at 10,000 cells per well in DMEM with 10% fetal calf serum and allowed to attach. The cells are washed with PBS and switched to DMEM with 0.5% of serum and incubated overnight. The test compounds (e.g., Agerafenib; 10 μM) are then added at various concentrations with a final DMSO concentration of 0.5% and incubated for 72 h. At the end of incubation, a Cell Titer Blue is added per instructions, and incubation is continued for 3 h. Remaining viable cells are quantified by measuring the strength of the fluorescence signal using SoftMax Pro (excitation at 560 nm and emission at 590 nm). IC50 values are derived using a 9-point curve and are presented as mean values from experiments performed in duplicate[1].

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

Animal Administration
[1]

Mice[1]
Six to eight week old athymic nu/nu nude mice (20-25 g) are inoculated subcutaneously with Colo-205 tumor cells (1×106/mouse) in the right flank. Upon reaching an average tumor volume of 150-200 mm3 (10-12 days post implantation), animals are randomized into treatment groups (n=10 mice/group). Each group is dosed orally for 14 days with either vehicle only (22% HPβCD) or with Agerafenib at 10, 30, or 100 mg/kg twice daily (BID), and each dose of drug is given in a volume of 0.1 mL per 20 g of body weight, adjusted for the body weight of the animal. Tumor volumes are measured three times weekly using vernier calipers, and volumes are calculated[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 1.9325 mL 9.6626 mL 19.3252 mL 48.3129 mL
5 mM 0.3865 mL 1.9325 mL 3.8650 mL 9.6626 mL
10 mM 0.1933 mL 0.9663 mL 1.9325 mL 4.8313 mL
15 mM 0.1288 mL 0.6442 mL 1.2883 mL 3.2209 mL
20 mM 0.0966 mL 0.4831 mL 0.9663 mL 2.4156 mL
25 mM 0.0773 mL 0.3865 mL 0.7730 mL 1.9325 mL
30 mM 0.0644 mL 0.3221 mL 0.6442 mL 1.6104 mL
40 mM 0.0483 mL 0.2416 mL 0.4831 mL 1.2078 mL
50 mM 0.0387 mL 0.1933 mL 0.3865 mL 0.9663 mL
60 mM 0.0322 mL 0.1610 mL 0.3221 mL 0.8052 mL
80 mM 0.0242 mL 0.1208 mL 0.2416 mL 0.6039 mL
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Agerafenib
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