91879-73-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91879-73-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,8,7 and 9 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 91879-73:
(7*9)+(6*1)+(5*8)+(4*7)+(3*9)+(2*7)+(1*3)=181
181 % 10 = 1
So 91879-73-1 is a valid CAS Registry Number.