79664-79-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79664-79-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,6,6 and 4 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 79664-79:
(7*7)+(6*9)+(5*6)+(4*6)+(3*4)+(2*7)+(1*9)=192
192 % 10 = 2
So 79664-79-2 is a valid CAS Registry Number.