203803-04-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 203803-04-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,3,8,0 and 3 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 203803-04:
(8*2)+(7*0)+(6*3)+(5*8)+(4*0)+(3*3)+(2*0)+(1*4)=87
87 % 10 = 7
So 203803-04-7 is a valid CAS Registry Number.
203803-04-7Relevant articles and documents
AZAINDAZOLES AS BTK KINASE MODULATORS AND USE THEREOF
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Page/Page column 63, (2011/02/24)
Compounds having the formula (I), and enantiomers, and diastereomers, pharmaceutically-acceptable salts, thereof, (I) are useful as kinase modulators, including Btk modulation, wherein A1, A2, A3, R4, are as defined herein.