56251-80-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56251-80-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,2,5 and 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 56251-80:
(7*5)+(6*6)+(5*2)+(4*5)+(3*1)+(2*8)+(1*0)=120
120 % 10 = 0
So 56251-80-0 is a valid CAS Registry Number.