97968-73-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97968-73-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,9,6 and 8 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 97968-73:
(7*9)+(6*7)+(5*9)+(4*6)+(3*8)+(2*7)+(1*3)=215
215 % 10 = 5
So 97968-73-5 is a valid CAS Registry Number.