Various 2-(sub)-3-fluoro/nitro-5, 12-dihydro-5-oxobenzothiazolo [3, 2-a] quinoline-6- carboxylic acid derivatives were synthesized from 2-aminothiophenol by a five-step reaction, evaluated for in-vitro and in-vivo antimycobacterial activities against Mycobacterium tuberculosis H37Rv (MTB), multi-drug resistant Mycobacterium tuberculosis (MDR-TB), and Mycobacterium smegmatis (MC2), and also tested for the ability to inhibit the supercoiling ...
[Bhusal, Ram Prasad; Yun Cho, Pyo; Kim, Soon-Ai; Park, Hyun; Kim, Hak Sung Bulletin of the Korean Chemical Society, 2011 , vol. 32, # 5 p. 1461 - 1462]