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1-ethoxyoxalyl-2-chloroacetylene as a new dienophile in Diels-Alder reactions

1-ethoxyoxalyl-2-chloroacetylene as a new dienophile in Diels-Alder reactions ISSN 0012-5008, Doklady Chemistry, 2008, Vol. 420, Part 2, pp. 147–149. © Pleiades Publishing, Ltd., 2008. Original Russian Text © A.B. Koldobskii, E.V. Solodova, I.A. Godovikov, V.N. Kalinin, 2008, published in Doklady Akademii Nauk, 2008, Vol. 420, No. 6, pp. 768–770. CHEMISTRY 1-Ethoxyoxalyl-2-chloroacetylene as a New Dienophile in Diels–Alder Reactions A. B. Koldobskii, E. V. Solodova, I. A. Godovikov, and V. N. Kalinin Presented by Academician Yu.N. Bubnov January 25, 2008 Received February 11, 2008 DOI: 10.1134/S0012500808060062 Acetylene dienophiles and enophiles containing two ond substituent to provide strong activation in cycload- activating substituents one of which is a halogen are of dition reactions followed by the substitution of the great interest not only for theory but also as substrates halogen by different nucleophiles. However, such acet- in the synthesis of biologically active compounds [1, 2]. ylenes have not hitherto been obtained and their syn- Previously, we obtained halogenated trifluoroacetyl- thetic possibilities have remained unclear. acetylenes and studied their reactions with different dienes [3], alkenes [4], and vinyl ethers [5]. Acetylenes In an attempt to solve this problem, we found that activated by the alkoxyoxalyl group are a very promis- the addition of lithium chloroacetylenide to various ing class of http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Doklady Chemistry Springer Journals

1-ethoxyoxalyl-2-chloroacetylene as a new dienophile in Diels-Alder reactions

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References (9)

Publisher
Springer Journals
Copyright
Copyright © 2008 by MAIK Nauka
Subject
Chemistry; Industrial Chemistry/Chemical Engineering; Chemistry/Food Science, general
ISSN
0012-5008
eISSN
1608-3113
DOI
10.1134/S0012500808060062
Publisher site
See Article on Publisher Site

Abstract

ISSN 0012-5008, Doklady Chemistry, 2008, Vol. 420, Part 2, pp. 147–149. © Pleiades Publishing, Ltd., 2008. Original Russian Text © A.B. Koldobskii, E.V. Solodova, I.A. Godovikov, V.N. Kalinin, 2008, published in Doklady Akademii Nauk, 2008, Vol. 420, No. 6, pp. 768–770. CHEMISTRY 1-Ethoxyoxalyl-2-chloroacetylene as a New Dienophile in Diels–Alder Reactions A. B. Koldobskii, E. V. Solodova, I. A. Godovikov, and V. N. Kalinin Presented by Academician Yu.N. Bubnov January 25, 2008 Received February 11, 2008 DOI: 10.1134/S0012500808060062 Acetylene dienophiles and enophiles containing two ond substituent to provide strong activation in cycload- activating substituents one of which is a halogen are of dition reactions followed by the substitution of the great interest not only for theory but also as substrates halogen by different nucleophiles. However, such acet- in the synthesis of biologically active compounds [1, 2]. ylenes have not hitherto been obtained and their syn- Previously, we obtained halogenated trifluoroacetyl- thetic possibilities have remained unclear. acetylenes and studied their reactions with different dienes [3], alkenes [4], and vinyl ethers [5]. Acetylenes In an attempt to solve this problem, we found that activated by the alkoxyoxalyl group are a very promis- the addition of lithium chloroacetylenide to various ing class of

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Doklady Chemistry – Springer Journals

Published: Jul 1, 2008

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