نتایج جستجو برای: multicomponent reactions

تعداد نتایج: 175303  

Journal: :Beilstein Journal of Organic Chemistry 2014

Journal: :Molecules 2016
Marco Araújo Iván Muñoz Capdevila Santiago Díaz-Oltra Beatriu Escuder

A heterogeneous supramolecular catalytic system for multicomponent aldol-'click' reactions is reported. The copper(I) metallohydrogel functionalized with a phenyltriazole fragment was able to catalyze the multicomponent reaction between phenylacetylene, p-nitrobenzaldehyde, and an azide containing a ketone moiety, obtaining the corresponding aldol products in good yields. A possible mechanistic...

2011
Timothy J. Montavon Jing Li Jaime R. Cabrera-Pardo Milan Mrksich Sergey A. Kozmin

Multicomponent reactions are employed extensively in many areas of organic chemistry. Despite significant progress, the discovery of such enabling transformations remains challenging. Here, we present the development of a parallel, label-free reaction-discovery platform that can be used in the identification of new multicomponent transformations. Our approach is based on parallel mass spectrome...

Journal: :Organic & biomolecular chemistry 2014
Maryam Nourisefat Farhad Panahi Ali Khalafi-Nezhad

In this study a multicomponent reaction involving carbohydrate derivatives as the main component in order to prepare a new library of polyhydroxy compounds incorporating pyrimidine-fused heterocycles (PFHs) is introduced. A set of polyhydroxy functionalized PFHs were synthesized using multicomponent reactions of sugar (glucose, galactose, arabinose and lactose), barbituric acid and amines. Also...

2007
Vincent GIOVANGIGLI

We consider plane laminar ames with multicomponent transport and complex chemistry. The governing equations are derived from the kinetic theory of gases by using the classical isobaric approximation. An arbitrary number of reversible chemical reactions and temperature dependent species speciic heats are considered in the model. The most general form for multicomponent transport uxes given by th...

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