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An Unexpected Asymmetric Reduction of 4-(1-Nitro-2-oxocyclododecyl)butan-2-one. Determination of the absolute configuration of (‒)-15-hexadecanolide

✍ Scribed by Stephan Stanchev; Manfred Hesse

Publisher: John Wiley and Sons
Year: 1989
Tongue: German
Weight: 572 KB
Volume: 72
Category: Article
ISSN: 0018-019X
DOI: 10.1002/hlca.19890720523

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✦ Synopsis

Part of the planned Ph. D. thesis of St. St., guest from the Bulgarian Academy of Sciences, Sofia. In [2], optical rotation of the natural product was not indicated. It is not clear, whether the author compared the synthetic and the natural product on the basis of spectroscopic, chromatographic, and chiroptical data.

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The diastereoisomeric mixture (+)-5 was separated into two compounds by HPLC (see Exper. Part) ' ) So far, it was not possible to prepare (-)-3.

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