79697-39-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79697-39-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,6,9 and 7 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 79697-39:
(7*7)+(6*9)+(5*6)+(4*9)+(3*7)+(2*3)+(1*9)=205
205 % 10 = 5
So 79697-39-5 is a valid CAS Registry Number.