2006-42-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2006-42-0 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 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 2006-42:
(6*2)+(5*0)+(4*0)+(3*6)+(2*4)+(1*2)=40
40 % 10 = 0
So 2006-42-0 is a valid CAS Registry Number.