72996-03-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72996-03-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,9,9 and 6 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 72996-03:
(7*7)+(6*2)+(5*9)+(4*9)+(3*6)+(2*0)+(1*3)=163
163 % 10 = 3
So 72996-03-3 is a valid CAS Registry Number.