97344-88-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97344-88-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,3,4 and 4 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 97344-88:
(7*9)+(6*7)+(5*3)+(4*4)+(3*4)+(2*8)+(1*8)=172
172 % 10 = 2
So 97344-88-2 is a valid CAS Registry Number.