Synthesis of methyl (E)-2',4''-thiazachalcones and their N-alkyl derivatives, photochemistry with theoretical calculations and antimicrobial activities
Author(s) -
Asu Usta,
Ahmet Yaşar,
Nuran Yaylı,
Şengül Alpay Karaoğlu,
NURETTİN YAYLI
Publication year - 2009
Publication title -
turkish journal of chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.239
H-Index - 46
eISSN - 1303-6130
pISSN - 1300-0527
DOI - 10.3906/kim-0809-44
Subject(s) - chemistry , antimicrobial , enterococcus faecalis , alkyl , dimer , staphylococcus aureus , pseudomonas aeruginosa , stereochemistry , stereoselectivity , organic chemistry , combinatorial chemistry , medicinal chemistry , bacteria , catalysis , escherichia coli , biochemistry , genetics , biology , gene
A series of 9 new (E)-thiazachalcones (1-3), and their N -alkyl substituted derivatives (4-6), and stereoselective dimerization products (7-9) were synthesized, then tested for antimicrobial activity against all test microorganisms except Pseudomonas aeruginosa. The new compounds (1-6) without dimerization products (7-9) showed good antimicrobial property against Staphylococcus aureus, Listeria monocitogenes, and Enterococcus faecalis. The possible dimerization products of compounds (1-3) were calculated theoretically. Experimental and theoretical calculation showed that δ -truxinic type dimer is the most stable isomer.
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