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C 3 ‐Symmetric Hexakis(trimethylsilyl)[7]phenylene[“Tris(biphenylenocyclobutadieno)cyclohexatriene”], a Polycyclic Benzenoid Hydrocarbon with Slightly Curved Topology
Author(s) -
Boese Roland,
Matzger Adam J.,
Mohler Debra L.,
Vollhardt K. Peter C.
Publication year - 1995
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.199514781
Subject(s) - phenylene , trimethylsilyl , benzene , molecule , trigonal crystal system , topology (electrical circuits) , tris , planar , chemistry , hydrocarbon , crystallography , yield (engineering) , unit (ring theory) , materials science , medicinal chemistry , organic chemistry , combinatorics , mathematics , computer science , crystal structure , polymer , composite material , biochemistry , computer graphics (images) , mathematics education
In four steps and a yield of 14% , the [7]phenylene 1 has been prepared from hexakis(trimethylsilylethynyl)‐benzene. The trigonal 1 is not planar but slightly curved, and the unit cell features two molecules, staggered and offset, facing each other in a concave–concave arrangement.