72771-11-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72771-11-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,7,7 and 1 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 72771-11:
(7*7)+(6*2)+(5*7)+(4*7)+(3*1)+(2*1)+(1*1)=130
130 % 10 = 0
So 72771-11-0 is a valid CAS Registry Number.