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Synthesen in der Carotinoid‐Reihe. 16. Mitteilung Carotinoide vom Typus des Torularhodins
Author(s) -
Isler O.,
Guex W.,
Rüegg R.,
Ryser G.,
Saucy G.,
Schwieter U.,
Walter M.,
Winterstein A.
Publication year - 1959
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.19590420329
Subject(s) - chemistry , stereochemistry
Vinylogous series of carotenoic acids and the corresponding esters have been synthesized from the B‐apo‐carotenals by the W ITTIG reaction. By comparison with the synthetic material the structure of torularhodin from torula yeast was shown to be that of 3′, 4′‐dehydro‐18′‐y‐carotenoic acid.