Journal ArticleDOI
Reaction of ethyl 2-amino-4,6-O-benzylidene-2-deoxy-d-gluconate with acetylenic esters
Luis M. Vazquez de Miguel,José A. Serrano Blázquez,Fernando J. García Barros,Manuel Gómez Guillén +3 more
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TLDR
In this paper, the following acetylene derivatives have been employed: methyl propiolate, ethyl phenylpropiolate and dimethyl acetylenedicarboxylate (6 ).About:
This article is published in Carbohydrate Research.The article was published on 1984-03-01. It has received 0 citations till now. The article focuses on the topics: Dimethyl acetylenedicarboxylate & Oxazolidine.read more
References
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Journal ArticleDOI
Regel zur Abschätzung der chemischen Verschiebung von Protonen an einer Doppelbindung
Journal ArticleDOI
Die Addukte primärer und sekundärer Amine an Carbonester der Acetylenreihe und ihre Konfiguration
TL;DR: Aus Propiolsaure-methylester und prim. Aminen entstehen cis-and trans-3-Amino-acrylsauremethyleter; im Gleichgewicht bevorzugt ist das cis-Isomere mit intramolekularer H-Brucke as discussed by the authors.
Journal ArticleDOI
cis‐trans‐Isomerisierung bei Enamin‐β‐carbonestern; zum sterischen Ablauf der Amin‐Addition an Carbonester der Acetylenreihe
TL;DR: In this article, the Stereoisomerisierung zeigt ausgepragte Saurekatalyse; Versuche in Gegenwart von Fremdaminen demonstrieren den intramolekularen Charakter.
Journal ArticleDOI
Byproducts in the preparation of penta-O-acetyl-d-hexononitriles from d-galactose and d-glucose
TL;DR: In this article, the preparation of per-O -acetylated aldononitrile derivatives of d-galactose and d-glucose for use in g.l.c. analysis involve oxime formation, and acetylation.
Journal ArticleDOI
Enamines derived from 3,4,6-tri-O-acetyl-2-amino-2-deoxy-α-D-glucopyranose and β-dicarbonyl compounds. A synthesis of 3,4,6-tri-O-acetyl-2-amino-2-deoxy-α-D-glucopyranose
TL;DR: For example, the authors showed that 1,3,4,6,6-tetra-O -acetyl-2]-(2-acetyl 1-methylvinyl)-amino]-2-deoxy-β-D -glucopyranose can be transformed into the corresponding free base by treatment with triethylamine or sodium acetate.
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