363-31-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 363-31-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 3,6 and 3 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 363-31:
(5*3)+(4*6)+(3*3)+(2*3)+(1*1)=55
55 % 10 = 5
So 363-31-5 is a valid CAS Registry Number.