577986-79-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 577986-79-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,7,7,9,8 and 6 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 577986-79:
(8*5)+(7*7)+(6*7)+(5*9)+(4*8)+(3*6)+(2*7)+(1*9)=249
249 % 10 = 9
So 577986-79-9 is a valid CAS Registry Number.