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2,4‐Diene‐1,6‐diones and 2‐Acyl‐3‐cyclopenten‐1‐ols by Double Friedel‐Crafts Acylation of Tricarbonyl(diene)iron Complexes
Author(s) -
FranckNeumann Michel,
Sedrati Madjid,
Mokhi Mohamed
Publication year - 1986
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.198611311
Subject(s) - diene , acylation , friedel–crafts reaction , chemistry , medicinal chemistry , organic chemistry , catalysis , natural rubber
An iron‐complexed diene has been acylated twice for the first time . The dimethylbutadiene complex 1 undergoes stepwise Friedel‐Crafts acylation two times to give 3 , via the intermediacy of 2 . The product 3 (RMe) can be transformed into the cyclopentenol 4 by means of reductive photolysis.