97974-24-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97974-24-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,9,7 and 4 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 97974-24:
(7*9)+(6*7)+(5*9)+(4*7)+(3*4)+(2*2)+(1*4)=198
198 % 10 = 8
So 97974-24-8 is a valid CAS Registry Number.