US 11,926,627 B1
Substituted 7-methyl quinoline derivatives as antitubercular agents
Katharigatta N. Venugopala, Al-Ahsa (SA); Pran Kishore Deb, Ranchi (IN); Melendran Pillay, Durban (ZA); Vijaykumar Uppar, Belagavi (IN); Mohamed A. Morsy, Al-Ahsa (SA); Bandar Aldhubiab, Al-Ahsa (SA); Mahesh Attimarad, Al-Ahsa (SA); Anroop B. Nair, Al-Ahsa (SA); Nagaraja Sreeharsha, Al-Ahsa (SA); Sandeep Chandrashekharappa, Al-Ahsa (IN); and Basavaraj Padmashali, Lucknow (IN)
Assigned to KING FAISAL UNIVERSITY, Al-Ahsa (SA)
Filed by KING FAISAL UNIVERSITY, Al-Ahsa (SA)
Filed on Aug. 30, 2023, as Appl. No. 18/240,256.
Int. Cl. C07D 471/04 (2006.01); A61P 31/06 (2006.01)
CPC C07D 471/04 (2013.01) [A61P 31/06 (2018.01)] 14 Claims
 
1. A compound having the formula I:

OG Complex Work Unit Chemistry
or a pharmaceutically acceptable salt, ester, stereoisomer, or solvate thereof, wherein:
R1 is hydrogen;
R2 is ethyl; and
R3 is fluorine, bromine, chlorine, cyano, or methoxy.