4314-17-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4314-17-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,3,1 and 4 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 4314-17:
(6*4)+(5*3)+(4*1)+(3*4)+(2*1)+(1*7)=64
64 % 10 = 4
So 4314-17-4 is a valid CAS Registry Number.