52916-65-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52916-65-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,9,1 and 6 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 52916-65:
(7*5)+(6*2)+(5*9)+(4*1)+(3*6)+(2*6)+(1*5)=131
131 % 10 = 1
So 52916-65-1 is a valid CAS Registry Number.