-
fragments into the product. A Furukawa-modified Simmons–Smith
reaction cyclopropanates both
double bonds in an
allenamide to form amido-spiro [2.2] cyclopentanes...
- step
involves formation of a
carbene from
ethyl diazoacetate,
which cyclopropanates an
aromatic ring. The ring
expansion occurs in the
second step, with...
- synthesis.[citation needed] In particular, use as a
methylating and
cyclopropanating reagent has been demonstrated. The
agent was
discovered at
Aston University...
- diene. Pratt's
diene demonstrates that the
reaction preferentially cyclopropanates aryl substituents,
because the
reaction pathway preserves the resonant...
-
carbenoid (iodomethyl)zinc
iodide which reacts with
alkenes to
afford the
cyclopropanated product. The rate of
forming the
active zinc
species is
increased via...
- a Corey-Chaykovsky reagent). With enones, they
either olefinate or
cyclopropanate. With
nitroso compounds, they
either form
imines or nitrones.: 662–672 ...
- broad—electron-rich, neutral, and electron-poor
olefins have all been
cyclopropanated efficiently using rhodium-based
catalyst systems. This
section describes...
-
methylenates hydrocarbons.
Arenes and
olefins undergo methylenation to give
cyclopropanated products. In the case of arenes, the
cyclopropanation product undergoes...
- of
highly strained and
fused aromatic compounds and
their unstable cyclopropanated derivatives,
known as cycloproparenes,
which included highly strained...
