801-00-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 801-00-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,0 and 1 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 801-00:
(5*8)+(4*0)+(3*1)+(2*0)+(1*0)=43
43 % 10 = 3
So 801-00-3 is a valid CAS Registry Number.