Alkaline metallic reagent-catalyzed hydrocarbocyclization reaction of various active methine compounds having an unactivated 4-alkynyl or allenyl group

Osamu Kitagawa; Takashi Suzuki; Hiroki Fujiwara; Masao Fujita; Takeo Taguchi

doi:10.1016/S0040-4039(99)00797-2

Alkaline metallic reagent-catalyzed hydrocarbocyclization reaction of various active methine compounds having an unactivated 4-alkynyl or allenyl group

Osamu Kitagawa, Takashi Suzuki, Hiroki Fujiwara, Masao Fujita, Takeo Taguchi

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

25 Citations (Scopus)

Abstract

On using a catalytic mount of NaH or n-BuLi, hydrocarbocyclization reaction of various active methine compounds having an unactivated 4-pentynyl or 3,4-pentadienyl group proceeded through proton transfer mechanism to give methylenecyclopentane derivatives in good yields.

Original language	English
Pages (from-to)	4585-4588
Number of pages	4
Journal	Tetrahedron Letters
Volume	40
Issue number	24
DOIs	https://doi.org/10.1016/S0040-4039(99)00797-2
Publication status	Published - 1999 Jun 11
Externally published	Yes

Keywords

Alkynes
Catalysis
Cyclization
Lithium and compounds

ASJC Scopus subject areas

Biochemistry
Drug Discovery
Organic Chemistry

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10.1016/S0040-4039(99)00797-2

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abstract = "On using a catalytic mount of NaH or n-BuLi, hydrocarbocyclization reaction of various active methine compounds having an unactivated 4-pentynyl or 3,4-pentadienyl group proceeded through proton transfer mechanism to give methylenecyclopentane derivatives in good yields.",

keywords = "Alkynes, Catalysis, Cyclization, Lithium and compounds",

author = "Osamu Kitagawa and Takashi Suzuki and Hiroki Fujiwara and Masao Fujita and Takeo Taguchi",

year = "1999",

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doi = "10.1016/S0040-4039(99)00797-2",

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journal = "Tetrahedron Letters",

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T1 - Alkaline metallic reagent-catalyzed hydrocarbocyclization reaction of various active methine compounds having an unactivated 4-alkynyl or allenyl group

AU - Kitagawa, Osamu

AU - Suzuki, Takashi

AU - Fujiwara, Hiroki

AU - Fujita, Masao

AU - Taguchi, Takeo

PY - 1999/6/11

Y1 - 1999/6/11

N2 - On using a catalytic mount of NaH or n-BuLi, hydrocarbocyclization reaction of various active methine compounds having an unactivated 4-pentynyl or 3,4-pentadienyl group proceeded through proton transfer mechanism to give methylenecyclopentane derivatives in good yields.

AB - On using a catalytic mount of NaH or n-BuLi, hydrocarbocyclization reaction of various active methine compounds having an unactivated 4-pentynyl or 3,4-pentadienyl group proceeded through proton transfer mechanism to give methylenecyclopentane derivatives in good yields.

KW - Alkynes

KW - Catalysis

KW - Cyclization

KW - Lithium and compounds

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U2 - 10.1016/S0040-4039(99)00797-2

DO - 10.1016/S0040-4039(99)00797-2

M3 - Article

AN - SCOPUS:0033546252

SN - 0040-4039

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EP - 4588

JO - Tetrahedron Letters

JF - Tetrahedron Letters

IS - 24

ER -

Alkaline metallic reagent-catalyzed hydrocarbocyclization reaction of various active methine compounds having an unactivated 4-alkynyl or allenyl group

Abstract

Keywords

ASJC Scopus subject areas

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