91253-62-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91253-62-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,2,5 and 3 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 91253-62:
(7*9)+(6*1)+(5*2)+(4*5)+(3*3)+(2*6)+(1*2)=122
122 % 10 = 2
So 91253-62-2 is a valid CAS Registry Number.