77160-98-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77160-98-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,6 and 0 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 77160-98:
(7*7)+(6*7)+(5*1)+(4*6)+(3*0)+(2*9)+(1*8)=146
146 % 10 = 6
So 77160-98-6 is a valid CAS Registry Number.