l  General Information  | 
Product Name  | VE-821  | 
General description  | VE-821 is a potent and selective ATP competitive inhibitor of ATR with Ki of 13 nM and IC50 of 26 nM in cell-free assay.  | 
Synonym  | 3-amino-6-(4-methylsulfonylphenyl)-N-phenylpyrazine-2-carboxamide; VE 821; VE821  | 
Purity  | ≥99.0%(HPLC)  | CAS Number  | 1232410-49-9  | 
Formula  | C18H16N4O3S  | Molecular Weight  | 368.41  | 
Suitability  | BioReagent, suitable for cell culture, etc.  | 
l  Physical and Chemical Information  | 
Appearance  | Green solid  | 
Solubility(25℃)  | DMSO  | ≥50mg/mL  | 
Ethanol  | Insoluble  | 
Water  | Insoluble  | 
l  Biological Information  | 
Biochem/Physiol   Actions  | VE-821 is a potent and selective ATP competitive inhibitor of ATR with Ki of 13 nM and IC50 of 26 nM in cell-free assays, shows inhibition of H2AX phosphorylation, minimal activity against PIKKs ATM, DNA-PK, mTOR and PI3Kγ.  | 
l  Packaging & Storage  | 
Packaging  | 5mg; 10mg  | 
Storage temp.  | -20℃  | 
l  Precautions and Disclaimer  | 
This   product is for R&D use only, not for drug, household, or other uses.  | 
l  References  | 
1.    http://www.drugbank.ca 2.    https://ncit.nci.nih.gov 3.    https://www.ncbi.nlm.nih.gov  |