91946-70-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91946-70-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,9,4 and 6 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 91946-70:
(7*9)+(6*1)+(5*9)+(4*4)+(3*6)+(2*7)+(1*0)=162
162 % 10 = 2
So 91946-70-2 is a valid CAS Registry Number.