738531-65-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 738531-65-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,3,8,5,3 and 1 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 738531-65:
(8*7)+(7*3)+(6*8)+(5*5)+(4*3)+(3*1)+(2*6)+(1*5)=182
182 % 10 = 2
So 738531-65-2 is a valid CAS Registry Number.