91967-87-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91967-87-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,9,6 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 91967-87:
(7*9)+(6*1)+(5*9)+(4*6)+(3*7)+(2*8)+(1*7)=182
182 % 10 = 2
So 91967-87-2 is a valid CAS Registry Number.