Journal ArticleDOI
Synthesis and reactions of ethyl 3-acetyl-8-cyano-6,7-dimethylpyrrolo[1,2-a]pyrimidine-4-carboxylate and related compounds
TLDR
In this paper, the reactions of 3-acetyl-4-ethoxycarbonyl- or 3,4-diethoxy carbonylpyrrolo[1,2-a]pyrimidine derivatives 7a,b, which were prepared by condensation of the 2-aminopyrrole (4) with ethyl 3-ethoxymethylene-2, 4-dioxovalerate (5a) or ethyl ethoxyethyleneoxaloacetate (5b), with diazomethane are described.About:
This article is published in Journal of Heterocyclic Chemistry.The article was published on 1983-09-06. It has received 12 citations till now. The article focuses on the topics: Diazomethane & Carboxylate.read more
Citations
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Journal ArticleDOI
Synthesis and reactivity of 2-(carboxymethyl)aziridine derivatives.
Journal ArticleDOI
Ring-opening, cycloaddition and rearrangement reactions of nitrogen-substituted cyclopropane derivatives
Valentin A. Rassadin,Yvan Six +1 more
Journal ArticleDOI
1,3-Dipolar cycloadditions of diazoalkanes to some nitrogen containing heteroaromatic systems
Journal ArticleDOI
1,3-Dipolar cycloadditions of diazoalkanes to pyridazines. Asymmetric 1,3-dipolar cycloadditon of azomethine imines derived from diazoalkane-pyridazine cycloadducts
Book ChapterDOI
Heterocyclic β-Enamino Esters, Versatile Synthons in Heterocyclic Synthesis
TL;DR: In this article, an approach for the annelation of a pyrimidine ring to an existing ring is presented, based on the analysis of spectroscopic properties of heterocyclic β-enamino esters.
References
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Journal ArticleDOI
Reaction of Cyclopropenones with Heteroaromatic Nitrogen Compounds
J. W. Lown,K. Matsumoto +1 more
TL;DR: Diphenylcyclopropenone reacts with a variety of heteroaromatic nitrogen compounds to give in good yield either (a) 1,2-diphexyl-3-indolizinyl cis-1, 2-D-cyclophenyl acrylates and aza analogs, (b) 5,6dip...
Journal ArticleDOI
Synthesis of substituted 2‐amino‐3‐cyano‐4‐methylpyrroles
TL;DR: A facile route for the synthesis of substituted 2-amino-3-cyano-4-methylpyrroles from N-acetyl-α -amino ketones and malononitrile is reported in this paper.
Journal ArticleDOI
Reactions of Ethyl 3-Ethoxymethylene-2,4-dioxovalerate and Ethyl Ethoxymethyleneoxaloacetate with Indole Analogs
TL;DR: In this paper, the reactions of 3-ethoxymethylene-2, 4-dioxovalerate (1, 2-a) with indole analogs (2, 14, 17-19) are described.
Journal ArticleDOI
Reaction of ethyl 3-ethoxymethylene-2,4-dioxovalerate and ethyl ethoxymethyleneoxaloacetate with 3-aminopyrazole analogs. Synthesis and chemistry of 3,6,7-trisubstituted pyrazolo[1,5-a]pyrimidine derivatives
TL;DR: The chemical reactivity of a series of 3-substituted-6-acetyl-7-carbethoxypyrazolo[l, 5-a]pyrimidines (6a,b,c) and 3substitized-6,7-dicarbethoxymethyleneoxyntyrazol[1,5-a]-pyridines(7a, b,c), prepared by the condensations of the 3-aminopyrazole analogs with ethyl 3-ethylene-2,
Journal ArticleDOI
Synthesis and reactions of ethyl 6-acetyl-2,3-diphenylimidazo(1,2-a) pyrimidine-5-carboxylate and related compounds.
TL;DR: In this article, Kondensation des Aminoimidazols (II) with den Ethoxymethylenverbindungen (I) werden die Imidazopyrimidine (IV) hergestellt, deren Umsetzung mit Diazomethan (VI) untersucht wird.