New dimeric flavans from gambir, an extract of Uncaria gambir

Shoko Taniguchi; Kayo Kuroda; Naomi Yoshikado; Kou ichi Doi; Masahiro Tanabe; Takashi Shibata; Takashi Yoshida; Tsutomu Hatano

doi:10.3987/com-07-s(w)37

New dimeric flavans from gambir, an extract of Uncaria gambir

Shoko Taniguchi, Kayo Kuroda, Naomi Yoshikado, Kou ichi Doi, Masahiro Tanabe, Takashi Shibata, Takashi Yoshida, Tsutomu Hatano

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

12 Citations (Scopus)

Abstract

Three new dimeric flavans, catechin-(4α-→8)-ent-epicatechin (7), gambirflavan D1 (8), and gambirflavan D2 (9), were isolated from gambir (an extract from the leaves and young twigs of Uncaria gambir), and their structures were determined based on spectroscopic and chemical data.

Original language	English
Pages (from-to)	595-605
Number of pages	11
Journal	Heterocycles
Volume	74
Issue number	C
DOIs	https://doi.org/10.3987/com-07-s(w)37
Publication status	Published - Dec 31 2007

ASJC Scopus subject areas

Analytical Chemistry
Pharmacology
Organic Chemistry

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abstract = "Three new dimeric flavans, catechin-(4α-→8)-ent-epicatechin (7), gambirflavan D1 (8), and gambirflavan D2 (9), were isolated from gambir (an extract from the leaves and young twigs of Uncaria gambir), and their structures were determined based on spectroscopic and chemical data.",

author = "Shoko Taniguchi and Kayo Kuroda and Naomi Yoshikado and Doi, {Kou ichi} and Masahiro Tanabe and Takashi Shibata and Takashi Yoshida and Tsutomu Hatano",

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T1 - New dimeric flavans from gambir, an extract of Uncaria gambir

AU - Taniguchi, Shoko

AU - Kuroda, Kayo

AU - Yoshikado, Naomi

AU - Doi, Kou ichi

AU - Tanabe, Masahiro

AU - Shibata, Takashi

AU - Yoshida, Takashi

AU - Hatano, Tsutomu

PY - 2007/12/31

Y1 - 2007/12/31

N2 - Three new dimeric flavans, catechin-(4α-→8)-ent-epicatechin (7), gambirflavan D1 (8), and gambirflavan D2 (9), were isolated from gambir (an extract from the leaves and young twigs of Uncaria gambir), and their structures were determined based on spectroscopic and chemical data.

AB - Three new dimeric flavans, catechin-(4α-→8)-ent-epicatechin (7), gambirflavan D1 (8), and gambirflavan D2 (9), were isolated from gambir (an extract from the leaves and young twigs of Uncaria gambir), and their structures were determined based on spectroscopic and chemical data.

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DO - 10.3987/com-07-s(w)37

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JO - Heterocycles

JF - Heterocycles

IS - C

ER -

New dimeric flavans from gambir, an extract of Uncaria gambir

Abstract

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