577-69-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 577-69-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,7 and 7 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 577-69:
(5*5)+(4*7)+(3*7)+(2*6)+(1*9)=95
95 % 10 = 5
So 577-69-5 is a valid CAS Registry Number.