- In
organic chemistry, a
carbanion is an
anion in
which carbon is
negatively charged.[failed verification] Formally, a
carbanion is the
conjugate base of...
-
chemical reaction used in
organic chemistry of
stabilized phosphonate carbanions with
aldehydes (or ketones) to
produce predominantly E-alkenes. In 1958...
- In
organic chemistry, a
carboxylic acid is an
organic acid that
contains a
carboxyl group (−C(=O)−OH)
attached to an R-group. The
general formula of a...
-
molecular entity. Finally,
conjugate base
refers to the
formation of the
carbanion intermediate,
which is the
conjugate base of the
starting material. E1cB...
-
Current consensus suggests that the
mechanism proceeds through a
stabilized carbanion at the C6
after loss of
carbon dioxide. This
mechanism was
suggested from...
- (N≡CCH2–), a type of
nitrile group The
cyanomethyl radical (N≡CCH2·) The
cyanomethyl carbanion (N≡CCH2−)
Ethynyl Hydroxymethyl Trifluoromethyl v t e...
- as an acid by
donating its
proton and
forming a
carbanion. Normally,
reactions that form
carbanions are
highly unfavorable, but the
positive charge on...
-
Wittig rearrangement requires strongly basic conditions, however, as a
carbanion intermediate is essential. [1,2]-Wittig
rearrangement is a competitive...
- groups,
which make the
adjacent methylene hydrogen acidic enough to form a
carbanion when
reacted with the base, B:. For the
alkene (the
Michael acceptor)...
- with the
methylene group acting as the
leaving group. The
generated carbanion is then
protonated by the H-B
species to form the product. In the case...
