- In
organic chemistry, a
pericyclic reaction is the type of
organic reaction wherein the
transition state of the
molecule has a
cyclic geometry, the reaction...
- The Woodward–Hoffmann
rules (or the
pericyclic selection rules) are a set of
rules devised by
Robert Burns Woodward and
Roald Hoffmann to
rationalize or...
-
alkyl group fluidly along a bond, not
ionic bond-breaking and forming. In
pericyclic reactions,
explanation by
orbital interactions give a
better picture than...
- are
addition reactions,
elimination reactions,
substitution reactions,
pericyclic reactions,
rearrangement reactions,
photochemical reactions and redox...
-
Nicolaou labels the
cascades as nucleophilic/electrophilic, radical,
pericyclic or transition-metal-catalyzed,
based on the
mechanism of the
steps involved...
-
mechanisms describe the 1,3-dipolar cycloaddition: first, the
concerted pericyclic cycloaddition mechanism,
proposed by Rolf ****sgen; and second, the stepwise...
- not all
cycloadditions are
concerted and thus
pericyclic.
Nonconcerted cycloadditions are not
pericyclic. As a
class of
addition reaction, cycloadditions...
- a
concerted mechanism as all
bonds are
formed and
broken in concert.
Pericyclic reactions, the SN2 reaction, and some
rearrangements - such as the Claisen...
- "interior"
lobes or two "exterior"
lobes of the bond. The
components of all
pericyclic reactions,
including sigmatropic reactions and cycloadditions, and electrocyclizations...
- In
organic chemistry, a
group transfer reaction is a
class of the
pericyclic reaction where one or more
groups of
atoms is
transferred from one molecule...
