Premium
8,16‐Methano[2.2]metacyclophane‐1,9‐diene. A Valence Isomer of 10b,10c‐Methano‐ cis ‐10b, 10c‐dihydropyrene
Author(s) -
Nakasuji Kazuhiro,
Katada Masanori,
Murata Ichiro
Publication year - 1979
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.197909461
Subject(s) - isomerization , valence (chemistry) , diene , chemistry , antiaromaticity , computational chemistry , stereochemistry , organic chemistry , catalysis , aromaticity , molecule , natural rubber
Laws governing the valence isomerization of polycyclic hydrocarbons have hardly been recognized so far; surprisingly, the new system (2) , unlike (1) , exists only as the “methano” isomer. The “cyclopropanetetrayl” isomer of (2) is postulated as intermediate in rearrangements.