77516-08-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77516-08-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,5,1 and 6 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 77516-08:
(7*7)+(6*7)+(5*5)+(4*1)+(3*6)+(2*0)+(1*8)=146
146 % 10 = 6
So 77516-08-6 is a valid CAS Registry Number.