449779-03-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 449779-03-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,9,7,7 and 9 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 449779-03:
(8*4)+(7*4)+(6*9)+(5*7)+(4*7)+(3*9)+(2*0)+(1*3)=207
207 % 10 = 7
So 449779-03-7 is a valid CAS Registry Number.