2972-96-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2972-96-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,9,7 and 2 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 2972-96:
(6*2)+(5*9)+(4*7)+(3*2)+(2*9)+(1*6)=115
115 % 10 = 5
So 2972-96-5 is a valid CAS Registry Number.