1261646-31-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1261646-31-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,1,6,4 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1261646-31:
(9*1)+(8*2)+(7*6)+(6*1)+(5*6)+(4*4)+(3*6)+(2*3)+(1*1)=144
144 % 10 = 4
So 1261646-31-4 is a valid CAS Registry Number.
1261646-31-4Relevant articles and documents
2,4 DI (HETERO) -ARYLAMINO-PYRIMIDINE DERIVATIVES AS ZAP-70 AND/OR SYK INHIBITORS
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Page/Page column 27, (2010/02/11)
Disclosed are pyrimidine derivatives of formula (I); wherein R0, R1, R3 to R9, and Z have a signification as indicated in claim 1, which have ZAP-70 and/or Syk inhibitory activities.