91596-63-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91596-63-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,5,9 and 6 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91596-63:
(7*9)+(6*1)+(5*5)+(4*9)+(3*6)+(2*6)+(1*3)=163
163 % 10 = 3
So 91596-63-3 is a valid CAS Registry Number.