99232-72-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99232-72-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,2,3 and 2 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 99232-72:
(7*9)+(6*9)+(5*2)+(4*3)+(3*2)+(2*7)+(1*2)=161
161 % 10 = 1
So 99232-72-1 is a valid CAS Registry Number.