872272-24-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 872272-24-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,2,2,7 and 2 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 872272-24:
(8*8)+(7*7)+(6*2)+(5*2)+(4*7)+(3*2)+(2*2)+(1*4)=177
177 % 10 = 7
So 872272-24-7 is a valid CAS Registry Number.