20337-08-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20337-08-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,3,3 and 7 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 20337-08:
(7*2)+(6*0)+(5*3)+(4*3)+(3*7)+(2*0)+(1*8)=70
70 % 10 = 0
So 20337-08-0 is a valid CAS Registry Number.