Thienopyridone Antibacterials V [1]. Synthesis of Some N(7)-Azacyclohexyl-4-oxothieno[2,3-b]pyridine-5-carboxylic Acids and Related Congeners

被引:7
作者
Al-Jaber, Hala I. [2 ]
El-Abadelah, Mustafa M. [2 ]
Sabri, Salim S. [3 ]
Al-Tel, Taleb H. [3 ]
Voelter, Wolfgang [1 ]
机构
[1] Univ Tubingen, Interfak Inst Biochem, D-72076 Tubingen, Germany
[2] Univ Jordan, Fac Sci, Dept Chem, Amman 11942, Jordan
[3] Univ Sharjah, Sharjah, U Arab Emirates
来源
ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES | 2009年 / 64卷 / 11-12期
关键词
4-Oxothieno[2,3-b]pyridines; 7-(N; N-Dimethylamino); 7-Azacyclohexyl Derivatives; 7-Chiral Alaninol / Phenylethylamine Moieties; Antibacterial Activity; 5-CARBOXYLIC ACIDS; INVITRO; AGENTS;
D O I
10.1515/znb-2009-11-1249
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A series of N(7)-azacyclohexyl-4-oxo-4,7-dihydrothieno[2,3-b]-pyridine-5-carboxylic acids 9a-c, related congeners 9d-g and their methyl esters 8a-g were prepared by cyclization of the respective 2-[(2,5-dichlorothien-3-yl)carbonyl]-3-[(N(7)-azacyclyl/acyclic)amino]acrylates 7a-g. The latter intermediates are accessible from methyl 2-[(2,5-dichlorothien-3-yl)carbonyl]-3-ethoxyacrylate (6). Of the present series, the 7-(N,N-dimethylamino) derivative 9d exhibited good activity, especially against Klebsiella pneumoniae and Salmonella paratyphi A (MIC = 0.5 and 1.0 mu g mL(-1), respectively).
引用
收藏
页码:1625 / 1632
页数:8
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