51716-97-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 51716-97-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,7,1 and 6 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 51716-97:
(7*5)+(6*1)+(5*7)+(4*1)+(3*6)+(2*9)+(1*7)=123
123 % 10 = 3
So 51716-97-3 is a valid CAS Registry Number.