176791-13-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 176791-13-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,6,7,9 and 1 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 176791-13:
(8*1)+(7*7)+(6*6)+(5*7)+(4*9)+(3*1)+(2*1)+(1*3)=172
172 % 10 = 2
So 176791-13-2 is a valid CAS Registry Number.