Methyl 2‐benzoylamino‐3‐dimethylaminopropenoate in the synthesis of heterocyclic systems. An attempt to prepare benzoylamino substituted azolo‐ and azinopyrimidines with a bridgehead nitrogen atom
TL;DR: Methyl 2-benzoylamino-3-dimethylaminopropenoate (2) was introduced as a new reagent for the preparartion of fused pyrimidinones 4 from heterocyclic α-amino compounds in acetic acid as mentioned in this paper.
About: This article is published in Journal of Heterocyclic Chemistry.The article was published on 1990-02-01. It has received 25 citations till now. The article focuses on the topics: Pyridazine & Bicyclic molecule.
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TL;DR: In this article, it was shown by some chemical transformations that β-heteroaryl-α, β-dehydro-α-amino acid derivatives 3 and 7, obtained from pyrazolone derivatives 1 or 6 and 2, exist in Z-forms.
12 citations
TL;DR: In this article, a simple two-step synthesis, starting from heterocyclic α-amino compounds and methyl (Z)-2-(benzyloxycarbonyl)amino-3-dimethylaminopropenoate followed by catalytic hydrogenation, was presented.
11 citations
8 citations
TL;DR: In this article, the double-bond orientation about the double bond of a compound was determined and an X-ray structural determination of compound 23a revealed that the orientation is Z.
7 citations
TL;DR: In this article, a simple synthesis of amino derivatives of 3H-naphtho[2,1b]pyran-3-one 5b-d, 8, 11, and 20, 2H,6H-Naphthoe[1,2-b:3,4-b]dipyran 2,6-dione from monohydroxynaphthalenes and tetralones with methyl 2-benzoylamino-3dimethylaminopropenoate in acetic acid is described.
7 citations
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39 citations
TL;DR: In this article, a method for the preparation of condensed pyranones is presented. But the method is not suitable for the extraction of condensed Pyranone derivatives, such as barbituric acid derivatives, pyrazolones and resorcinol.
28 citations
TL;DR: In this article, a general method for the preparation of β-heteroarylamino-α, β-dehydro-α-amino acids and dipeptides is described.
26 citations
TL;DR: The β-heteroarylaminomethyleneoxazolones as mentioned in this paper were obtained from heterogeneous formamidines and obtained by catalytic hydrogenation the compounds were converted into βhetero-arylamino substituted amides.
24 citations
TL;DR: In this paper, a simple one-step synthesis of substituted methyl 2-benzolamino-3-anilinopropenoates 8a-r from substituted anilines 7a r and methyl 2.benzoylamino3-dimethylamin-opropoenates 6 is described.
Abstract: A simple one-step synthesis of substituted methyl 2-benzolamino-3-anilinopropenoates 8a-r from substituted anilines 7a-r and methyl 2-benzoylamino-3-dimethylaminopropenoates 6 is described.
Eine einfache, einstufige Synthese substituierter 2-Benzoylamino-3-arylaminopropensauremethylester, Zwischenprodukte fur die Herstellung substituierter Arylaminoaniline.
Eine einfache, einstufige Synthese der substituierten 2-Benzoylamino-3-arylaminopropensauremethylester 8a-r aus den substituierten Anilin-Derivaten 7a-r und 2-Benzoylamino-3-dimethylaminopropensauremethylester 6 wird beschrieben.
10 citations