2001-03-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2001-03-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,0,0 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 2001-03:
(6*2)+(5*0)+(4*0)+(3*1)+(2*0)+(1*3)=18
18 % 10 = 8
So 2001-03-8 is a valid CAS Registry Number.