- chemistry,
arynes and
benzynes are a
class of
highly reactive chemical species derived from an
aromatic ring by
removal of two substituents.
Arynes are examples...
- from
Arynes and N-tosylhydrazones". Org. Lett. 13 (13): 3340–3343. doi:10.1021/ol201086g. PMID 21630698. Pellissier, H. (2002). "The use of
arynes in organic...
-
intermediates based on
carbon are radicals, carbenes, carbocations, carbanions,
arynes, and carbynes.
Reactive intermediates have
several features in common: low...
- Raymo; F.H. Kohnke; F.
Cardullo (1992), "The
regioselective generation of
arynes from polyhalogenobenzenes. An
improved synthesis of syn- and anti-1,4,5...
-
Aurantiol Tadross,
Pamela M.; Stoltz,
Bryan (2012). "A
Comprehensive History of
Arynes in
Natural Product Total Synthesis". Chem. Rev. 112 (6): 3550–3577. doi:10...
-
chloride reaction proceeds through a
classical aryne intermediate: The
isomers 1a and 1b form the same
aryne 2
which continues to
react to the
anilines 3a...
- regioselectivity.
Chiral catalysts have been emplo**** in
combination with
arynes to
produce non-racemic
atropisomeric products.
Catalysts for cyclotrimerisation...
- with
preference for the endo isomer: Diels-Alder
reaction of
furan with
arynes provides corresponding derivatives of dihydronaphthalenes,
which are useful...
-
hydride ion and elimination-additions with
formation of an
intermediate aryne configuration, and
usually proceed at the 2- or 4-position. Many nucleophilic...
-
bromine substituent replaced by an amine. This
rules out the
formation of an
aryne intermediate A
which would also give the 5-substituted isomer. The exclusion...
