Results 101 to 110 of about 5,925 (227)

Nitroimidazoles XIII. Synthesis of Substituted (1-Methyl-5-Nitro-2-Imidazolyl) Isoxazoles [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 1998
The beta0diketone derivatives of nitroimidazole were synthesized from the reaction of magnesium salt of beta-ketoaccids 3 with imidazolide 4. The raction of beta-diketones with hydroxylamine hydrochloride afforded either the isoxazoles or the 5-hydroxyl ...
Abbas Shafiee, Mohammad ALi Ebrahimzadeh
doaj  

Synthesis of New N-Phthalimide Substituted Tricyclic Imide Containing Isoxazoline and Bispiro Functional Group as Possible Anti-cancer Agents

open access: yesJournal of the Turkish Chemical Society, Section A: Chemistry, 2017
[3+2]-Cycloaddition reactions of N-phthalimide substituted tricyclic imide were studied to synthesize their isoxazoline and bispiro derivatives in excellent yields.
Ömer Tahir Günkara, Nuket Ocal
doaj   +1 more source

A comparative laboratory trial evaluating the immediate efficacy of fluralaner, afoxolaner, sarolaner and imidacloprid + permethrin against adult Rhipicephalus sanguineus (sensu lato) ticks attached to dogs [PDF]

open access: yes, 2012
Variational methods are used for targeting specific correlation effects by tailoring the configuration space. Independent sets of correlation orbitals, embedded in partitioned correlation functions (PCFs), are produced from multiconfiguration Hartree-
Froese Fischer, Charlotte   +5 more
core   +1 more source

Geometric mean extension for data sets with zeros

open access: yes, 2019
There are numerous examples in different research fields where the use of the geometric mean is more appropriate than the arithmetic mean. However, the geometric mean has a serious limitation in comparison with the arithmetic mean.
de la Cruz, Roberto, Kreft, Jan-Ulrich
core  

CE methods for the determination of non-protein amino acids in foods: Review [PDF]

open access: yes, 2007
In addition to the 20 amino acids universally distributed as protein constituents in living organisms, there are other amino acids of non-protein origin that can be found in foods.
Aucamp   +42 more
core   +2 more sources

Ionic liquids: A pharmaceutical perspective [PDF]

open access: yes, 2014
In the last decades, ionic liquids (ILs) progressed from chemical curiosities to interesting biological compounds apprehending the attention of researchers of distinct areas, from chemistry to pharmacology.
M. Lúcia M.F.S. Saraiva
core  

Semi-synthesis of a biologically inspired library of sesquiterpene derivatives, from the lipophilic marine natural product (+)-β-gorgonene

open access: yes, 2014
Natural products and their mimics have a high probability of engaging with biological targets. Hence, natural products have historically been a valuable source of medicines.

core  

Uso do fluralaner no tratamento da demodicidose canina juvenil generalizada: relato de caso

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia
RESUMO O objetivo do presente trabalho foi relatar a eficácia do fluralaner no tratamento da demodicidose juvenil generalizada canina. Dois caninos, apresentando dois e três meses de idade, com diagnóstico clínico e parasitológico de demodicidose ...
J.A.B. Bezerra   +3 more
doaj   +1 more source

Sintesis dan Uji Aktivitas Antibakteri Senyawa Analog Pirazolin Turunan 3'bromokalkon Inti Naftalen [PDF]

open access: yes, 2014
Analog compound of 3'bromochalcone pyrazoline derivative 5- (3-bromofenil) -3-(naphthalene-2-yl) -1-fenill-4.5-dihydro-1H pirazol (PP2) was synthesized through nucleophilic addition reactions using glacial acetic acid catalyst under microwave ...
Jasril, J. (Jasril)   +2 more
core  

Sintesis Pirazolin dari Kalkon 3-kloro Inti Naftalen dan Uji Aktivitasnya sebagai Antibakteri [PDF]

open access: yes, 2014
Pyrazolines have been reported to possess many of interesting biological activities such as antimicrobial, antidepressant, antitumor, antioxidant, antiinflammatory, anticancer and anticonvulsant activity .
Jasril, J. (Jasril)   +2 more
core  

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