872271-80-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 872271-80-2 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 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 872271-80:
(8*8)+(7*7)+(6*2)+(5*2)+(4*7)+(3*1)+(2*8)+(1*0)=182
182 % 10 = 2
So 872271-80-2 is a valid CAS Registry Number.