A new approach to the synthesis of 2-aryl-substituted benzimidazoles, quinazolines, and other related compounds and their antibacterial activity

2012 ◽  
Vol 23 (3) ◽  
pp. 265-275 ◽  
Author(s):  
Renata Los ◽  
Marta Wesołowska-Trojanowska ◽  
Anna Malm ◽  
Monika M. Karpińska ◽  
Joanna Matysiak ◽  
...  
ChemInform ◽  
2012 ◽  
Vol 43 (37) ◽  
pp. no-no
Author(s):  
Renata Los ◽  
Marta Wesolowska-Trojanowska ◽  
Anna Malm ◽  
Monika M. Karpinska ◽  
Joanna Matysiak ◽  
...  

Author(s):  
Messai Amel

The objective of this work is the synthesis of new quinoline molecules which could have some biological activities. This chapter reported a new approach to the synthesis of some quinoline derivatives. The Baylis-Hillman reaction on 2-methoxy-3-formyl quinoléines derivatives have applied in order to obtain Baylis-Hillman adducts. The products are characterized by FTIR, NMR and X-ray single crystal diffraction .Also, a study of the antibacterial activity of the 3-(2-chloro quinoline)-3-hydroxy-2 methylene propanonitrile products synthesized have been explored. This assessment is made by using the disk diffusion method. The results showed that the 3-(2'-chloroquinoline)-3-hydroxy-2-methylenepropanonitril derivatives present a good antibacterial effectiveness against the strains tested Gram-positive and no antibacterial potency was observed against the stains Gram-negative used in the test.


2005 ◽  
Vol 60 (2) ◽  
pp. 183-188 ◽  
Author(s):  
R. P. Maskey ◽  
H. Lessmann ◽  
S. Fotso ◽  
I. Grün-Wollny ◽  
H. Lackner ◽  
...  

From the Streptomyces spp. 815 and GW4184, four new 4-juglon-2-ylbutyric acid derivatives, the juglomycins G - J (3a, 4a, 4c, 5c), have been isolated and characterised. The structures were derived from the 1D and 2D NMR data and mass spectra and confirmed by comparison with structurally related compounds. The absolute configuration was deduced from the CD spectra. The new natural products exhibited weak antibacterial activity similar to juglomycin A (5a).


ChemInform ◽  
2010 ◽  
Vol 33 (42) ◽  
pp. no-no
Author(s):  
Chang-Hyun Oh ◽  
Han-Won Cho ◽  
In-Kyu Lee ◽  
Jai-Yang Gong ◽  
Joung-Hoon Choi ◽  
...  

ChemInform ◽  
2010 ◽  
Vol 42 (1) ◽  
pp. no-no
Author(s):  
Fumiko Fujisaki ◽  
Kaori Shoji ◽  
Mari Shimodouzono ◽  
Nobuhiro Kashige ◽  
Fumio Miake ◽  
...  

ChemInform ◽  
2010 ◽  
Vol 33 (44) ◽  
pp. no-no
Author(s):  
Chang-Hyun Oh ◽  
Hyun-Gu Dong ◽  
Han-Won Cho ◽  
Sung Jin Park ◽  
Joon Hee Hong ◽  
...  

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