56772-22-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 56772-22-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,7,7 and 2 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 56772-22:
(7*5)+(6*6)+(5*7)+(4*7)+(3*2)+(2*2)+(1*2)=146
146 % 10 = 6
So 56772-22-6 is a valid CAS Registry Number.