79918-68-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79918-68-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,9,1 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 79918-68:
(7*7)+(6*9)+(5*9)+(4*1)+(3*8)+(2*6)+(1*8)=196
196 % 10 = 6
So 79918-68-6 is a valid CAS Registry Number.