79456-91-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79456-91-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,4,5 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 79456-91:
(7*7)+(6*9)+(5*4)+(4*5)+(3*6)+(2*9)+(1*1)=180
180 % 10 = 0
So 79456-91-0 is a valid CAS Registry Number.