The directed lithiation of some 3-acylchromone acetals

G. Elena Daia; Christopher D. Gabbutt; John D. Hepworth; B. Mark Heron; David E. Hibbs; Michael B. Hursthouse

doi:10.1016/S0040-4039(97)10733-X

The directed lithiation of some 3-acylchromone acetals

G. Elena Daia, Christopher D. Gabbutt, John D. Hepworth, B. Mark Heron, David E. Hibbs, Michael B. Hursthouse

Research output: Contribution to journal › Article › peer-review

14 Citations (Scopus)

Abstract

3-Acylchromone acetals are lithiated at C-2. Subsequent electrophilic trapping gives chromones 4 together with a ring-contracted dimer 6. During the formation of some acetals, an acid-catalysed rearrangement to a 2-substituted 3-formylchromone acetal is observed.

Original language	English
Pages (from-to)	1215-1218
Number of pages	4
Journal	Tetrahedron Letters
Volume	39
Issue number	10
DOIs	https://doi.org/10.1016/S0040-4039(97)10733-X
Publication status	Published - 5 Mar 1998
Externally published	Yes

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title = "The directed lithiation of some 3-acylchromone acetals",

abstract = "3-Acylchromone acetals are lithiated at C-2. Subsequent electrophilic trapping gives chromones 4 together with a ring-contracted dimer 6. During the formation of some acetals, an acid-catalysed rearrangement to a 2-substituted 3-formylchromone acetal is observed.",

author = "Daia, \{G. Elena\} and Gabbutt, \{Christopher D.\} and Hepworth, \{John D.\} and Heron, \{B. Mark\} and Hibbs, \{David E.\} and Hursthouse, \{Michael B.\}",

year = "1998",

month = mar,

day = "5",

doi = "10.1016/S0040-4039(97)10733-X",

language = "English",

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pages = "1215--1218",

journal = "Tetrahedron Letters",

issn = "0040-4039",

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T1 - The directed lithiation of some 3-acylchromone acetals

AU - Daia, G. Elena

AU - Gabbutt, Christopher D.

AU - Hepworth, John D.

AU - Heron, B. Mark

AU - Hibbs, David E.

AU - Hursthouse, Michael B.

PY - 1998/3/5

Y1 - 1998/3/5

N2 - 3-Acylchromone acetals are lithiated at C-2. Subsequent electrophilic trapping gives chromones 4 together with a ring-contracted dimer 6. During the formation of some acetals, an acid-catalysed rearrangement to a 2-substituted 3-formylchromone acetal is observed.

AB - 3-Acylchromone acetals are lithiated at C-2. Subsequent electrophilic trapping gives chromones 4 together with a ring-contracted dimer 6. During the formation of some acetals, an acid-catalysed rearrangement to a 2-substituted 3-formylchromone acetal is observed.

UR - https://www.scopus.com/pages/publications/0032485442

U2 - 10.1016/S0040-4039(97)10733-X

DO - 10.1016/S0040-4039(97)10733-X

M3 - Article

AN - SCOPUS:0032485442

SN - 0040-4039

VL - 39

SP - 1215

EP - 1218

JO - Tetrahedron Letters

JF - Tetrahedron Letters

IS - 10

ER -

The directed lithiation of some 3-acylchromone acetals

Abstract

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