64842-31-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64842-31-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,8,4 and 2 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 64842-31:
(7*6)+(6*4)+(5*8)+(4*4)+(3*2)+(2*3)+(1*1)=135
135 % 10 = 5
So 64842-31-5 is a valid CAS Registry Number.
64842-31-5Relevant articles and documents
Therapeutic sulfonamides
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, (2008/06/13)
The present invention is concerned with novel sulfonamide compounds of the general formula: STR1 and pharmaceutically acceptable acid addition salts thereof, wherein Ar represents an optionally substituted phenyl group or a saturated heterocyclic group, A