Synthesis and reactivity of some 3,4-dibromo-2H[1]benzopyrans: The generation and reactions of 3,4-didehydro-2H-[1]benzopyran

Christopher D. Gabbutt; John D. Hepworth; B. Mark Heron; Md Moshfiqur Rahman; Simon J. Coles; Michael B. Hursthouse

doi:10.1016/S0040-4020(99)00571-2

Synthesis and reactivity of some 3,4-dibromo-2H[1]benzopyrans: The generation and reactions of 3,4-didehydro-2H-[1]benzopyran

Christopher D. Gabbutt, John D. Hepworth, B. Mark Heron, Md Moshfiqur Rahman, Simon J. Coles, Michael B. Hursthouse

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

4 Citations (Scopus)

Abstract

Reaction of 3,4-dibromo-2,2,6,8-tetramethyl-2H-[1]benzopyran with either organolithium reagents or magnesium generates the novel strained alkyne, 3,4- didehydro-2H-[1]benzopyran. Cycloaddition with furans gives access to the dibenzo[b,d]pyran system.

Original language	English
Pages (from-to)	10467-10480
Number of pages	14
Journal	Tetrahedron
Volume	55
Issue number	34
DOIs	https://doi.org/10.1016/S0040-4020(99)00571-2
Publication status	Published - 20 Aug 1999
Externally published	Yes

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title = "Synthesis and reactivity of some 3,4-dibromo-2H[1]benzopyrans: The generation and reactions of 3,4-didehydro-2H-[1]benzopyran",

abstract = "Reaction of 3,4-dibromo-2,2,6,8-tetramethyl-2H-[1]benzopyran with either organolithium reagents or magnesium generates the novel strained alkyne, 3,4- didehydro-2H-[1]benzopyran. Cycloaddition with furans gives access to the dibenzo[b,d]pyran system.",

author = "Gabbutt, \{Christopher D.\} and Hepworth, \{John D.\} and Heron, \{B. Mark\} and Rahman, \{Md Moshfiqur\} and Coles, \{Simon J.\} and Hursthouse, \{Michael B.\}",

year = "1999",

month = aug,

day = "20",

doi = "10.1016/S0040-4020(99)00571-2",

language = "English",

volume = "55",

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journal = "Tetrahedron",

issn = "0040-4020",

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number = "34",

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TY - JOUR

T1 - Synthesis and reactivity of some 3,4-dibromo-2H[1]benzopyrans

T2 - The generation and reactions of 3,4-didehydro-2H-[1]benzopyran

AU - Gabbutt, Christopher D.

AU - Hepworth, John D.

AU - Heron, B. Mark

AU - Rahman, Md Moshfiqur

AU - Coles, Simon J.

AU - Hursthouse, Michael B.

PY - 1999/8/20

Y1 - 1999/8/20

N2 - Reaction of 3,4-dibromo-2,2,6,8-tetramethyl-2H-[1]benzopyran with either organolithium reagents or magnesium generates the novel strained alkyne, 3,4- didehydro-2H-[1]benzopyran. Cycloaddition with furans gives access to the dibenzo[b,d]pyran system.

AB - Reaction of 3,4-dibromo-2,2,6,8-tetramethyl-2H-[1]benzopyran with either organolithium reagents or magnesium generates the novel strained alkyne, 3,4- didehydro-2H-[1]benzopyran. Cycloaddition with furans gives access to the dibenzo[b,d]pyran system.

UR - https://www.scopus.com/pages/publications/0033588368

U2 - 10.1016/S0040-4020(99)00571-2

DO - 10.1016/S0040-4020(99)00571-2

M3 - Article

AN - SCOPUS:0033588368

SN - 0040-4020

VL - 55

SP - 10467

EP - 10480

JO - Tetrahedron

JF - Tetrahedron

IS - 34

ER -

Synthesis and reactivity of some 3,4-dibromo-2H[1]benzopyrans: The generation and reactions of 3,4-didehydro-2H-[1]benzopyran

Abstract

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