68109-68-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68109-68-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,1,0 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 68109-68:
(7*6)+(6*8)+(5*1)+(4*0)+(3*9)+(2*6)+(1*8)=142
142 % 10 = 2
So 68109-68-2 is a valid CAS Registry Number.
InChI:InChI=1/C17H15N3O6S2.Na/c1-10-7-12(18)5-6-14(10)19-20-15-4-2-3-11-8-13(27(21,22)23)9-16(17(11)15)28(24,25)26;/h2-9H,18H2,1H3,(H,21,22,23)(H,24,25,26);/q;+1/p-1/b20-19+;