79722-13-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79722-13-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,7,2 and 2 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 79722-13:
(7*7)+(6*9)+(5*7)+(4*2)+(3*2)+(2*1)+(1*3)=157
157 % 10 = 7
So 79722-13-7 is a valid CAS Registry Number.