First determination of the absolute stereochemistry of a naturally occurring 1,1′-biphenanthrene, (−)-blestriarene C, and its unexpected photoracemization

Tetsutaro Hattori; Yuhi Shimazumi; Osamu Yamabe; Eiji Koshiishi; Sotaro Miyano

doi:10.1039/B207517B

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First determination of the absolute stereochemistry of a naturally occurring 1,1′-biphenanthrene, (−)-blestriarene C, and its unexpected photoracemization†

Tetsutaro Hattori,*^a Yuhi Shimazumi,^a Osamu Yamabe,^a Eiji Koshiishi^a and Sotaro Miyano*^a

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* Corresponding authors

^a Department of Biomolecular Engineering, Graduate School of Engineering, Tohoku University, Aramaki-Aoba 07, Aoba-ku, Sendai, Japan
E-mail: hattori@orgsynth.che.tohoku.ac.jp
Fax: +81-22-217-7293
Tel: +81-22-217-7263

Abstract

A naturally occurring 1,1′-biphenanthrene, blestriarene C, was prepared and its absolute stereochemistry was determined to be S_a-(−) by an empirical method, during which the compound was found to undergo rapid photoracemization even under ambient light exposure.

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Supplementary files

Spectral and physical data of compounds 2 and 5 - 10 DOC (43K)

Article information

DOI: https://doi.org/10.1039/B207517B
Article type: Communication
Submitted: 01 Aug 2002
Accepted: 23 Aug 2002
First published: 06 Sep 2002

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Chem. Commun., 2002, 2234-2235

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First determination of the absolute stereochemistry of a naturally occurring 1,1′-biphenanthrene, (−)-blestriarene C, and its unexpected photoracemization

T. Hattori, Y. Shimazumi, O. Yamabe, E. Koshiishi and S. Miyano, Chem. Commun., 2002, 2234 DOI: 10.1039/B207517B

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Chemical Communications

First determination of the absolute stereochemistry of a naturally occurring 1,1′-biphenanthrene, (−)-blestriarene C, and its unexpected photoracemization†

Abstract

Supplementary files

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First determination of the absolute stereochemistry of a naturally occurring 1,1′-biphenanthrene, (−)-blestriarene C, and its unexpected photoracemization

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