20020-88-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20020-88-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,0,2 and 0 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 20020-88:
(7*2)+(6*0)+(5*0)+(4*2)+(3*0)+(2*8)+(1*8)=46
46 % 10 = 6
So 20020-88-6 is a valid CAS Registry Number.