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Diagonal Interaction in the Four‐Membered Ring. Experimental Demonstration of a Dominating Circumannular Conjugation: 5,6‐Dimethylenebicyclo[2.1.1]hexane
Author(s) -
Martin HansDieter,
EckertMaksić Mirjana,
Mayer Bernhard
Publication year - 1980
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.198008071
Subject(s) - diagonal , ring (chemistry) , planar , hexane , space (punctuation) , chemistry , stereochemistry , mathematics , crystallography , geometry , organic chemistry , computer science , computer graphics (images) , operating system
Which interaction predominates in planar 1,3‐dimethylenecyclobutane (1): circumannular through‐bond conjugation or transannular through‐space conjugation? PE spectroscopic comparison with compounds (2)‐(4) suggests the former alternative.