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Synthesen in der Vitamin‐A 2 ‐Reihe. 2. Mitteilung. Die Darstellung von vier sterisch ungehinderten Vitamin‐A 2 ‐Isomeren
Author(s) -
Schwieter U.,
Planta C. V.,
Rüegg R.,
Isler O.
Publication year - 1962
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.19620450216
Subject(s) - chemistry , vitamin , stereochemistry , cis–trans isomerism , steric effects , biochemistry
Abstract Four crystalline vitamin A 2 isomers, i.e. all‐ trans , 13‐ cis , 9‐ cis , and 9,13‐di‐ cis , as well as the corresponding acids and aldehydes, have been prepared from cis ‐ and trans ‐dehydro‐β‐ionylideneacetaldehyde.