68039-20-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68039-20-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,0,3 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 68039-20:
(7*6)+(6*8)+(5*0)+(4*3)+(3*9)+(2*2)+(1*0)=133
133 % 10 = 3
So 68039-20-3 is a valid CAS Registry Number.
InChI:InChI=1/C8H11NO3S.Na/c10-13(11,12)6-2-4-8-3-1-5-9-7-8;/h1,3,5,7H,2,4,6H2,(H,10,11,12);/q;+1/p-1