861-13-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 861-13-2 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,6 and 1 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 861-13:
(5*8)+(4*6)+(3*1)+(2*1)+(1*3)=72
72 % 10 = 2
So 861-13-2 is a valid CAS Registry Number.