513-16-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 513-16-6 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,1 and 3 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 513-16:
(5*5)+(4*1)+(3*3)+(2*1)+(1*6)=46
46 % 10 = 6
So 513-16-6 is a valid CAS Registry Number.