79108-57-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79108-57-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,1,0 and 8 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 79108-57:
(7*7)+(6*9)+(5*1)+(4*0)+(3*8)+(2*5)+(1*7)=149
149 % 10 = 9
So 79108-57-9 is a valid CAS Registry Number.