-
allows synthesis of the
parent barrelene system and a
variety of
substituted barrelenes has also been reported.
Barrelene is
hydrogenated with hydrogen...
- three-piece art panel, the triptych.
Several substituted triptycenes are known.
Barrelenes are
structurally related. Due to the
rigid framework and three-dimensional...
- The
molecular formula C8H8 may
refer to:
Barrelene Benzocyclobutene (BCB)
Cubane Cuneane Cyclooctatetraene Semibullvalene Polystyrene Styrene Xylylene...
- moiety: This
rearrangement was
originally encountered in the
photolysis of
barrelene to give semibullvalene. Once the
mechanism was
recognized as
general by...
-
Howard E.;
Robert M.
Paufler (1960). "Bicyclo [2.2.2]octa-2,5,7-triene (
barrelene), a
unique cyclic six
electron pi system".
Journal of the
American Chemical...
- with
chemical yields near 90%: COT can also be
prepared by
photolysis of
barrelene, one of its
structural isomers, the
reaction proceeding via
another isolable...
-
replaced by a
single bond. The
compound was
first prepared by
photolysis of
barrelene in
isopentane with
acetone as a
photosensitizer in 1966. Semibullvalene...
-
bridged bicyclo-octatriene core structure. They are
formally derivatives of
barrelene. The
first and
simplest iptycene molecule is triptycene. The
first iptycene...
- \cos {\frac {2k\pi }{N}}\quad (k=0,1,\ldots ,\lfloor N/2\rfloor )} .
Barrelene Baird's rule
Bicycloaromaticity Rzepa,
Henry S. (2005). "Möbius Aromaticity...
- the best
examples of
neutral homoaromatics are
bishomoaromatics such as
barrelene and semibullvalene.
First synthesized in 1966,
semibullvalene has a structure...
