4474-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4474-19-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,7 and 4 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4474-19:
(6*4)+(5*4)+(4*7)+(3*4)+(2*1)+(1*9)=95
95 % 10 = 5
So 4474-19-5 is a valid CAS Registry Number.