549476-79-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 549476-79-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,9,4,7 and 6 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 549476-79:
(8*5)+(7*4)+(6*9)+(5*4)+(4*7)+(3*6)+(2*7)+(1*9)=211
211 % 10 = 1
So 549476-79-1 is a valid CAS Registry Number.