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Donafenib (Sorafenib D3) Raf inhibitor

Cat.No.S9621

Donafenib (Sorafenib D3, Bay 43-9006 D3, CM-4307) is the deuterium labeled Sorafenib. Sorafenib is a multikinase inhibitor IC50s of 6 nM, 15 nM, 20 nM and 22 nM for Raf-1, mVEGFR-2, mVEGFR-3 and B-RAF, respectively.
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Quality Control

Batch: S962101 DMSO]94 mg/mL]false]Ethanol]6 mg/mL]false]Water]Insoluble]false Purity: 99.93%
99.93

Solubility

In vitro
Batch:

DMSO : 94 mg/mL (200.92 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)

Ethanol : 6 mg/mL

Water : Insoluble

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In vivo
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Method for preparing DMSO master liquid: mg drug pre-dissolved in μL DMSO ( Master liquid concentration mg/mL, Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug. )

Method for preparing in vivo formulation: Take μL DMSO master liquid, next addμL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O, mix and clarify.

Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.

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Chemical Information, Storage & Stability

Molecular Weight 467.84 Formula

C21H13D3ClF3N4O3

Storage (From the date of receipt) 3 years -20°C powder
CAS No. 1130115-44-4 -- Storage of Stock Solutions

Synonyms Bay 43-9006 D3, CM-4307 SMILES CNC(=O)C1=NC=CC(=C1)OC2=CC=C(C=C2)NC(=O)NC3=CC(=C(C=C3)Cl)C(F)(F)F

Read more about storage stability stock solution CAS number SMILES

Mechanism of Action

Targets/IC50/Ki
Raf-1
(Cell-free assay)
6 nM
mVEGFR-2
(Cell-free assay)
15 nM
mVEGFR-3
(Cell-free assay)
20 nM
B-Raf
(Cell-free assay)
22 nM
In vitro

BAY 43-9006 suppresses both wild-type and V599E mutant BRAF activity in vitro. In addition, BAY 43-9006 demonstrates significant activity against several receptor tyrosine kinases involved in neovascularization and tumor progression, including vascular endothelial growth factor receptor (VEGFR)-2, VEGFR-3, platelet-derived growth factor receptor β, Flt-3, and c-KIT. In cellular mechanistic assays, BAY 43-9006 demonstrates inhibition of the mitogen-activated protein kinase pathway in colon, pancreatic, and breast tumor cell lines expressing mutant KRAS or wild-type or mutant BRAF, whereas non–small-cell lung cancer cell lines expressing mutant KRAS are insensitive to inhibition of the mitogen-activated protein kinase pathway by BAY 43-9006. Potent inhibition of VEGFR-2, platelet-derived growth factor receptor β, and VEGFR-3 cellular receptor autophosphorylation is also observed for BAY 43-9006.

In vivo

Once daily oral dosing of BAY 43-9006 demonstrates broad-spectrum antitumor activity in colon, breast, and non–small-cell lung cancer xenograft models. Immunohistochemistry demonstrates a close association between inhibition of tumor growth and inhibition of the extracellular signal-regulated kinases (ERKs) 1/2 phosphorylation in two of three xenograft models examined, consistent with inhibition of the RAF/MEK/ERK pathway in some but not all models. Additional analyses of microvessel density and microvessel area in the same tumor sections using antimurine CD31 antibodies demonstrates significant inhibition of neovascularization in all three of the xenograft models.

References

Clinical Trial Information

(data from https://clinicaltrials.gov, updated on 2026-07-27)

NCT Number Recruitment Conditions Sponsor/Collaborators Start Date Phases
NCT07729592 NOT_YET_RECRUITING
Hepatocellular Carcinoma (HCC)
Sun Yat-sen University
2026-07 PHASE2
NCT07557914 NOT_YET_RECRUITING
HCC - Hepatocellular Carcinoma; Diabetes
Haibo Shao
2026-06 PHASE2
NCT07790419 NOT_YET_RECRUITING
Liver Cancer
Zhai Wenlong
2026-08-30 PHASE4
NCT07353827 NOT_YET_RECRUITING
Intrahepatic Cholangiocarcinoma (Icc); Hepatic Arterial Infusion Chemotherapy
Sun Yat-sen University
2026-02-01 PHASE2
NCT06581315 RECRUITING
Hepatocellular Carcinoma; Adjuvant Therapy
Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
2024-08-28
NCT07584018 NOT_YET_RECRUITING
HCC - Hepatocellular Carcinoma
Tianjin Medical University Cancer Institute and Hospital
2026-05-20 PHASE2

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