79718-59-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79718-59-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,7,1 and 8 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 79718-59:
(7*7)+(6*9)+(5*7)+(4*1)+(3*8)+(2*5)+(1*9)=185
185 % 10 = 5
So 79718-59-5 is a valid CAS Registry Number.