79190-97-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79190-97-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,1,9 and 0 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 79190-97:
(7*7)+(6*9)+(5*1)+(4*9)+(3*0)+(2*9)+(1*7)=169
169 % 10 = 9
So 79190-97-9 is a valid CAS Registry Number.