6132-21-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6132-21-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,1,3 and 2 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 6132-21:
(6*6)+(5*1)+(4*3)+(3*2)+(2*2)+(1*1)=64
64 % 10 = 4
So 6132-21-4 is a valid CAS Registry Number.
6132-21-4Relevant articles and documents
Diazinopyrimidines
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Page/Page column 24, (2008/06/13)
The present invention provides a compound of the formula: or a pharmaceutically acceptable salt thereof, wherein R1, R2, R3, X1, X2, and Ar1 are as defined herein. The present invention als