629657-13-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 629657-13-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,9,6,5 and 7 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 629657-13:
(8*6)+(7*2)+(6*9)+(5*6)+(4*5)+(3*7)+(2*1)+(1*3)=192
192 % 10 = 2
So 629657-13-2 is a valid CAS Registry Number.