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1,4,7,10‐Tetraphenyldibenzo[ a,e ]cyclooctene‐5,6,11,12‐tetrone from 3,6‐Diphenylphthalic Anhydride
Author(s) -
Troll Theodor,
Ollmann Georg W.,
Leffler Helga
Publication year - 1984
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.198406221
Subject(s) - phthalic anhydride , hydrolysis , cyclooctene , chemistry , organic chemistry , medicinal chemistry , polymer chemistry , catalysis
Tetraketone 4 can be prepared electrochemically by reduction of 1 in the presence of ClMe 3 Si. Apart from 2 , the polycycle 3 is also formed (R SiMe 3 ), and is converted into 4 by desilylation and hydrolysis.—Phthalic anhydride reacts differently.