نتایج جستجو برای: multicomponent condensation

تعداد نتایج: 42157  

2010
Shao Li Ningbo Zhang Bo Zhang

Evaluation of multicomponent synergy is a critical point in current drug combination studies. However, it is still an ongoing challenge to prioritize the synergistic combination from various pharmacological agents in a high throughput manner. Here we proposed a network target-based approach termed NIMS (Network target-based Identification of Multicomponent Synergy), and showed that NIMS can not...

Journal: :Organic & biomolecular chemistry 2012
Anna Maria Deobald Arlene G Corrêa Daniel G Rivera Márcio Weber Paixão

An eco-friendly synthesis of highly functionalized epoxides and their incorporation into an organocatalytic multicomponent approach are reported. For this, a modified class of diarylprolinol silyl ethers was designed to enable high catalytic activity in an environmentally benign solvent system. The one-pot procedure showed great efficiency in promoting stereoselective multicomponent transformat...

Journal: :Molecules 2010
Isabelle Aillaud Caroline Haurena Erwan Le Gall Thierry Martens Gino Ricci

A methodological study devoted to the Mannich-like multicomponent synthesis of the antiplatelet agent (±)‑clopidogrel (7) and the ethyl ester analogue 6 is described. The process involves the formation of 2-chlorophenyl zinc bromide (2) and its subsequent reaction with an alkyl glyoxylate and 4,5,6,7-tetrahydrothieno[3,2-c]pyridine (3). We demonstrate that the organozinc reagent 2 also constitu...

2014
Hongwei Yang Huanhe Dong Baoshu Yin Zhenyu Liu

Based on a well-known Lie algebra, the multicomponent Guo hierarchy with self-consistent sources is proposed. With the help of a set of non-semisimple Lie algebra, the nonlinear biintegrable couplings of the multicomponent Guo hierarchy with self-consistent sources are obtained. It enriches the content of the integrable couplings of hierarchies with self-consistent sources. Finally, the Hamilto...

Journal: :Beilstein Journal of Organic Chemistry 2019

Journal: :Journal of Chemical Education 2020

Journal: :Beilstein Journal of Organic Chemistry 2014

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2009
mohsen siahpoosh shohreh fatemi ali vatani

the aim of the present work is to prepare an adsorption package to simulate adsorption / desorption operation for both single and multi-component systems in an isothermal condition by different mechanisms such as; local adsorption theory and mass transfer resistance (rigorous and approximated methods). different mass transfer resistance mechanisms of pore, solid and bidispersed diffusion, toget...

Journal: :analytical and bioanalytical chemistry research 2015
somayeh makarem ali reza fakhari ali asghar mohammadi

aza heterocyclic compounds are major interest for organic chemists because of their mainly pharmacological activities and clinical applications such as antianxiety, antitumor, anticonvulsant, cardiotonic and vasorelaxant. this contribution describes an electrochemical approach for the preparation of nanosized particles of phthalazine in high yields and very short reaction time. the method is ba...

Journal: :iranian journal of pharmaceutical sciences 0
neeru malik shivalik college of pharmacy, nangal, ropar, punjab, india d.n. prasad shivalik college of pharmacy, nangal, ropar, punjab, india

a series of n-substituted-2,4-thiazolidinedione derivatives (tzds) were prepared via n-alkylation of 2,4-tzd at position 3 using substituted benzyl halides. synthesized n-substituted-2,4-tzd was then substituted at position 5 with substituted aromatic aldehyde according to knoevenagel condensation method. structures of the compounds were elucidated using various spectral techniques viz. ir, 1hn...

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