1271810-76-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1271810-76-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,1,8,1 and 0 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1271810-76:
(9*1)+(8*2)+(7*7)+(6*1)+(5*8)+(4*1)+(3*0)+(2*7)+(1*6)=144
144 % 10 = 4
So 1271810-76-4 is a valid CAS Registry Number.
1271810-76-4Relevant articles and documents
BRUTON'S TYROSINE KINASE INHIBITORS
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, (2011/04/14)
The present invention provides compounds useful as inhibitors of Btk, compositions thereof, and methods of using the same.