Patent ID: 11919860
Assignee: KING FAISAL UNIVERSITY
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 3:
4. The compound of claim 1, wherein the compound is selected from the group consisting of:
1-(2-(4-Fluorophenyl)-2-oxoethyl)-4-(isopropoxycarbonyl)pyridin-1-ium bromide (4b);
1-(2-(4-Chlorophenyl)-2-oxoethyl)-4-(isopropoxycarbonyl)pyridin-1-ium bromide (4c);
1-(2-(4-Bromophenyl)-2-oxoethyl)-4-(isopropoxycarbonyl)pyridin-1-ium bromide (4d);
1-(2-(4-Cyanophenyl)-2-oxoethyl)-4-(isopropoxycarbonyl)pyridin-1-ium bromide (4e);
4-(Isopropoxycarbonyl)-1-(2-oxo-2-(p-tolyl)ethyl)pyridin-1-ium bromide (4f);
and a pharmaceutically acceptable salt, ester, stereoisomer, or solvate thereof.