458-00-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 458-00-4 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,5 and 8 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 458-00:
(5*4)+(4*5)+(3*8)+(2*0)+(1*0)=64
64 % 10 = 4
So 458-00-4 is a valid CAS Registry Number.