Synthesis of vitamin D3 D ring synthons by reductive cleavage of norbornan-6-one-2-carboxylates

Isao Shimizu; Naoto Matsuda; Yasuo Noguchi; Yoshiro Zako; Kazuo Nagasawa

doi:10.1016/S0040-4039(00)97763-3

Synthesis of vitamin D₃ D ring synthons by reductive cleavage of norbornan-6-one-2-carboxylates

Isao Shimizu, Naoto Matsuda, Yasuo Noguchi, Yoshiro Zako, Kazuo Nagasawa

Waseda University

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

15 Citations (Scopus)

Abstract

Reductive cleavage of 5-methylnorbornan-6-one-2-carboxylates with lithium metal in liquid ammonia gave 3-(1-methyl-2-methoxycarbonylethyl)cyclopentanones in good yields.

Original language	English
Pages (from-to)	4899-4902
Number of pages	4
Journal	Tetrahedron Letters
Volume	31
Issue number	34
DOIs	https://doi.org/10.1016/S0040-4039(00)97763-3
Publication status	Published - 1990

ASJC Scopus subject areas

Biochemistry
Organic Chemistry
Drug Discovery

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title = "Synthesis of vitamin D3 D ring synthons by reductive cleavage of norbornan-6-one-2-carboxylates",

abstract = "Reductive cleavage of 5-methylnorbornan-6-one-2-carboxylates with lithium metal in liquid ammonia gave 3-(1-methyl-2-methoxycarbonylethyl)cyclopentanones in good yields.",

author = "Isao Shimizu and Naoto Matsuda and Yasuo Noguchi and Yoshiro Zako and Kazuo Nagasawa",

year = "1990",

doi = "10.1016/S0040-4039(00)97763-3",

language = "English",

volume = "31",

pages = "4899--4902",

journal = "Tetrahedron Letters",

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publisher = "Elsevier Limited",

number = "34",

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T1 - Synthesis of vitamin D3 D ring synthons by reductive cleavage of norbornan-6-one-2-carboxylates

AU - Shimizu, Isao

AU - Matsuda, Naoto

AU - Noguchi, Yasuo

AU - Zako, Yoshiro

AU - Nagasawa, Kazuo

PY - 1990

Y1 - 1990

N2 - Reductive cleavage of 5-methylnorbornan-6-one-2-carboxylates with lithium metal in liquid ammonia gave 3-(1-methyl-2-methoxycarbonylethyl)cyclopentanones in good yields.

AB - Reductive cleavage of 5-methylnorbornan-6-one-2-carboxylates with lithium metal in liquid ammonia gave 3-(1-methyl-2-methoxycarbonylethyl)cyclopentanones in good yields.

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U2 - 10.1016/S0040-4039(00)97763-3

DO - 10.1016/S0040-4039(00)97763-3

M3 - Article

AN - SCOPUS:0025102560

VL - 31

SP - 4899

EP - 4902

JO - Tetrahedron Letters

JF - Tetrahedron Letters

SN - 0040-4039

IS - 34