搜索结果: 1-15 共查到“有机化学 antimicrobial”相关记录33条 . 查询时间(0.093 秒)
Synthesis and antimicrobial activities of some new 1,2,4-triazole derivatives
1,3,4-Thiadiazole 1,2,4-triazole carbamate
2010/12/29
The synthesis of ethyl [3-(cyanomethyl)-5-alkyl-4H-1,2,4-triazol- 4-yl]carbamates (2a-d) was performed starting from ethyl 2-[ethoxy(4- (aryl)methylene]hydrazinecarboxylates (1a, 1b). The treatment of...
Chemical composition and antimicrobial activity of the essential oils of mosses (Tortula muralis Hedw., Homalothecium lutescens (Hedw.) H. Rob., Hypnum cupressiforme Hedw., and Pohlia nutans (Hedw.) Lindb.) from Turkey
Tortula muralis Homalothecium lutescens Hypnum cupressiforme
2010/12/3
The essential oils of mosses [Tortula muralis Hedw. (Pottiaceae), Homalothecium lutescens (Hedw.) H. Rob. (Brachytheciaceae), Hypnum cupressiforme Hedw. (Hypnaceae), and Pohlia nutans (Hedw.) Lindb. (...
Synthesis and antimicrobial activities of some new biheterocyclic compounds containing 1,2,4-triazol-3-one and 1,3,4-thiadiazole moieties
1,2,4-triazol-3-one 5-thioxo-1,2,4-triazole
2010/10/18
2-(4-Amino-3-(4-chlorophenyl)-5-oxo-4,5--dihydro-1H-1,2,4-triazol- 1-yl)-N'-[(2,6-dihalogenophenyl)-methylene]acetohydrazides (3a,b) was obtained via the formation of 2-(4-amino-3-(4-chlorophenyl)-5-o...
Mannich base derivatives of 3-hydroxy-6- methyl-4H-pyran-4-one with antimicrobial activity
Antimycobacterial and antibacterial activity DNA gyrase activity
2010/10/18
A series of 3-hydroxy-6-methyl-2-[(substitutedpiperidine-1-yl) methyl]-4H-pyran-4-one structured compounds were synthesized by reacting 5-hydroxy-2-methyl-4H-pyran-4-one with suitable piperidine deriv...
Synthesis and antimicrobial activities of 2-(5-mercapto)-1,3-oxadiazol-2-ylmethyl-1,2,4-triazol-3-one derivatives
1,2,4-Triazole 1,3,4-oxadiazole Mannich base antimicrobial activity
2010/10/18
The synthesis of 4-amino-2-[(5-mercapto-1,3,4-oxadiazol-2- yl)methyl]-5-(4-methylphenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (2) and 4-amino-2-[(4-amino-5-mercapto-4H-1,2,4-triazol-3-yl)methyl]- 5-(4-m...
Synthesis and antimicrobial activity of N-alkyl substituted p-methyl (E)-3- and 4-azachalconium bromides
N-Alkyl p-Methyl-(E)-3-, 4-azachalconium bromides antimicrobial activity
2010/10/15
Twenty new N-alkyl substituted p-methyl (E)-3- and 4-azachalcones (1a-j, 2a-j){3-[(1E)-3-(4-methylp-henyl)-3- oxoprop-1-en-1-yl]-1-alkyl (C_{5-12,_{14-15) pyridinium bromides (1a-j) and 4-[(1E)-3-(4-m...
Synthesis of some new biheterocyclic triazole derivatives and evaluation of their antimicrobial activity
1,2,4-Triazole 1H-indole 1,3,4-thiadiazole
2010/10/15
2-{3-(4-Substitutedbenzyl)-4-[2-(1H-indol-3-yl)ethyl]-5-oxo-4,5- dihydro-1H-1,2,4-triazol-1-yl}-N'-(aryl-methylene)acetohydrazides (5a-g), 4-amino-2-{-(4-substitutedbenzyl)-5-oxo-4,5-dihydro-1H-1,2,4-...
Synthesis of some pyridazine derivatives carrying urea, thiourea, and sulfonamide moieties and their antimicrobial activity
Pyridazine derivatives antibacterial activity antifungal activity
2010/10/14
Some pyridazine derivatives carrying urea, thiourea, and sulfonamide groups were synthesized and evaluated for their antimicrobial activity against gram-positive and gram-negative bacteria, and fungi ...
Synthesis of methyl (E)-2',4''-thiazachalcones and their N-alkyl derivatives, photochemistry with theoretical calculations and antimicrobial activities
Thiazachalcones N-decyl-4-thiazaclaconium bromide photodimerization antimicrobial activity
2010/4/8
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 a...
Synthesis and Antimicrobial Activity of Dinaphtho[2,1-b]furan-2-yl-methanone and Their Oxime Derivatives
Antimicrobial activity Naphtho[2,1-b]furan Benzofuran Ketoxime
2010/4/9
The reaction of 2-hydroxy-1-naphthaldehyde with 1,3-dichloroacetone and potassium carbonate was used to prepare dinaphtho[2,1-b]furan-2-yl-methanone (1) as starting reagents. In order to obtain dinaph...
Synthesis, Spectral Characterization, and Antimicrobial Activity of Arsenic(III) and Bismuth(III) tri[3(2´-hydroxyphenyl)-5-(4-subsituted phenyl)pyrazolinates]
Arsenic Bismuth Pyrazolinates Antimicrobial activity
2010/4/9
Arsenic(III) tripyrazolinates and bismuth(III) tripyrazolinates of the type M(C15H12N2OX)3 [where C15H12N2OX = 3(2'-hydroxyphenyl)-5-(4-substituted phenyl)pyrazoline] have been synthesized by the reac...
The Synthesis and Antimicrobial Activity of \\\g-Butyrolactone Derivatives
Btyrolactone derivatives antimicrobial activities
2010/4/16
This paper examines the synthesis of g-butyrolactone compounds 2, 3, 4, 5, and 9, and their potential antimicrobial nature and ability. The structures of all the compounds mentioned above were determi...
Synthesis and Antimicrobial Activity of Some 3(2H)-Pyridazinone and 1(2H)-Phthalazinone Derivatives
3(2H)-pyridazinone 1(2H)-phthalazinone antimicrobial activity
2010/4/16
Some 3(2H)-pyridazinone and 1(2H)-phthalazinone derivatives were synthesized. The structures of these new compounds were confirmed by IR, 1H-NMR, mass spectrum, and elemental analysis. The synthesized...
Synthesis and Antimicrobial Evaluation of Novel Di-triazoles and 4-Arylidene Amino 4,5 Dihydro-1H-[1,2,4] triazole-5-one Derivatives
Triazole-5-one, Schiff base, antimicrobial activity, X-ray
2010/4/16
A series of novel di-[3(thiophen-2-yl-methyl)-4,5-dihydro-1H- [1,2,4]triazole-5-one-4yl]n-alkanes (2a-h) were obtained by the reaction of N'-1-ethoxy-2-thiophen-2-yl-ethylydene hydrazino carboxylic ac...
Characterization and Antimicrobial Activity of Organotin(IV) Complexes of 2-[(2´,6´-diethylphenylamido)]benzoates and 3-[(2´,6´-diethylphenylamido)]propanoates
Organotin(IV) carboxylates spectroscopy anti-leishmanial insecticidal antibectrial antifungal cytotoxicity
2010/4/16
New organotin(IV) complexes with 2-[(2',6'-diethylphenylamido)] benzoic acid (HL1) and 3-[(2',6' -diethylphenylamido)]propanoic acid (HL2) were synthesized by the reaction of di- and triorganotin salt...