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Über die säurekatalysierte Umlagerung von β‐Jonon‐5,6‐epoxid
Author(s) -
Skorianetz Werner,
Ohloff Günther
Publication year - 1974
Publication title -
helvetica chimica acta
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.74
H-Index - 82
eISSN - 1522-2675
pISSN - 0018-019X
DOI - 10.1002/hlca.19740570815
Subject(s) - chemistry , cyclopentane , epoxide , derivative (finance) , stereochemistry , alkyl , ring (chemistry) , catalysis , organic chemistry , financial economics , economics
β‐Ionone‐5,6‐epoxide ( 1 ) undergoes acid‐catalyzed ring contraction and enlargement, concurrently, by [1, 2]‐alkyl shifts, to give the isomeric cyclopentane derivative 6 and the cycloheptafurane derivative 7 . Spectroscopic and chemical evidence for the structures of 6 and 7 is presented.