Ara
Toplam kayıt 74, listelenen: 51-60
Synthesis and biological activity studies of new hybrid molecules containing tryptamine moiety
(Springer, 2012)
The synthesis of N?-(4-substitutedphenylsulfonyl)-2-{4-[2-(1H-indol- yl)ethyl]-3-(4-chlorobenzyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl} acetohydrazides (3a-c), 2-{4-[2-(1H-indol-3-yl)ethyl]-3-(4-chlorobenzyl)-5-oxo- ...
Reduction, Mannich reaction, and antimicrobial activity evaluation of some new 1,2,4-triazol-3-one derivatives
(TÜBİTAK, 2012)
Ethyl[4-arylmethyleneamino-3-(4-metylphenyl)-5-oxo-4,5-dihydro-1H -1,2,4-triazole-1-yl]acetates (3a-e and 10a-d) were obtained starting from 4-amino-2,4-dihydro-3H -1,2,4-triazol-3-ones (1 and 9) in 2 steps. The treatment ...
Antimicrobial activity and a comparative essential oil analysis of Centaurea pulcherrima Willd. var. pulcherrima extracted by hydrodistillation and microwave distillation
(Taylor & Francis Online, 2012)
The essential oils of Centaurea pulcherrima Willd. var. pulcherrima (Asteraceae) were isolated by hydrodistillation (HD) and a microwave distillation (MD), than characterised by GC-FID and GC-MS. A total of 58 and 57 ...
Chemical constituents and antimicrobial activity of the essential oil from vicia dadianorum extracted by hydro and microwave distillations
(2012)
The aim of this research was to investigate the influence of extraction methods on yield and chemical composition of the essential oil of Vicia dadianorum Somm. & Lev. The volatiles of V. dadianorum have been isolated by ...
Design and synthesis of new 1,2,4-triazole deriaties containing morpholine moiety as antimicrobial agents
(TÜBİTAK, 2012)
2-Morpholine-4ylethyl-3H -1,2,4-triazole-3-ones (2a, 2b) were obtained from the condensation between the corresponding ethoxycarbonylhydrazones and 2-morpholinoethanamine. 2a was conerted to acetohydrazide (4) ia the ...
Volatile constituents and antimicrobial activity of the essential oils from Cladonia rangiformis Hoffm. and Cladonia furcata (Huds.) Schrad
(2012)
This study was designed to examine the chemical compositions and antimicrobial activities of the essential oils from Cladonia rangiformis Hoffm. and Cladonia furcata (Huds.) Schrad. The essential oils were isolated by ...
Antimicrobial activity and chemical composition of the essential oil from Campanula glomerata L. subsp. hispida (Witasek) Hayek
(RTEÜ, Fen - Edebiyat Fakültesi, Biyoloji Bölümü, 2012)
The volatile components of the essential oil from Campanula glomerata L. subsp. hispida (Witasek) Hayek was analyzed by GC and GCMS. Forty-eight compounds representing 89.0 % of the total oil were characterized and the ...
Composition and antimicrobial activity of essential oil from the flower of Rhododendron luteum Sweet
(Chemical Publishing Co., 2012)
Essential oil from air-dried flower of Rhododendron luteum Sweet (Ericaceae), was obtained by hydrodistillation in a Clevenger-type apparatus and analyzed by GC-MS and GC-FID. Sixty-four components were identified in the ...
Synthesis, structural and biochemical activity of pyridine substituted pyrrole ligands and their mononuclear Cu(II), Ni(II) and Co(II) complexes
(2012)
Monomeric copper(II), nickel(II) and Co(II) complexes of 6-(2,5-dimethyl-1 H-pyrrol-1-yl)pyridin-2-amine (dmpypr) and 2,6-bis(2,5- dimethyl-1 H-pyrrol-1-yl)pyridine (tmpypr) were prepared and characterized by elemental ...
Chemical composition and antimicrobial activity of the volatile of Gladiolus atroviolaceus boiss
(Chemical Publishing Co., 2012)
In the present study, essential oil extracted by hydrodistillation from Gladiolus atroviolaceus Boiss. (Iridaceae) was analyzed by gas chromatography (GC) and GC-mass spectrometry (MS). A total of 52 compounds were identified, ...