1 H or Cl, R' = H) have allenic structures (15
Allenic).
2 tant, vinyl ether, into the primary product,
allenic aldehyde, which then catalytically transformed i
3 tal-catalyzed heterocyclization reactions of
allenic amino alcohols.
4 Allenic and/or homopropargylic alcohols are obtained upo
5 confirm the classification into propargylic,
allenic,
and carbenic reactivity types.
6 mit a clear distinction between propargylic,
allenic,
and carbenic structures.
7 diazoacetates, resulting in the formation of
allenic aryldiazoesters that further undergo uncatalyzed
8 e aromatic rings; the rings are linked by an
allenic bridge.
9 , a triene product is selectively formed via
allenic C-H activation.
10 rough a helical-shaped transition state with
allenic character.
11 ated carbon centers to form the three-carbon
allenic core.
12 m structure of 3 is best envisioned as a 1,3-
allenic diradical.
13 below ca. 2200 cm(-1) are more likely to be
allenic (
e.g., HCNNH 1, PhCNNH 6, HCNNPh 43, PhCNNCH(3)1
14 ates that contain pairs of allyl phosphonium/
allenic enolate functionalities.
15 A selective peptide-catalyzed addition of
allenic esters to N-acylimines is reported.
16 ction has been discovered that couples alpha-
allenic esters with N-acyl imines in good to excellent y
17 pid, afford essentially pure (E)-allylic or -
allenic halides after extraction, and are applicable to
18 gylic alkoxides directly provides allylic or
allenic halides.
19 ith IR absorptions below ca. 2150 cm(-1) are
allenic (
HCNNH, PhCNNH, and HCNNPh).
20 lic cation intermediates by transferring the
allenic hydride to the oxidant, thus generating 1,3-enyn
21 l gold-catalyzed domino process, namely, the
allenic hydroarylation/N1-C4 beta-lactam bond breakage t
22 duct is most stable with medium chain length
allenic inhibitors.
23 Allenic intermediates were postulated for this outcome.
24 chirality transfer [2+2] cycloaddition of an
allenic ketone and alkene.
25 osphine-catalyzed cycloaddition reactions of
allenic ketones have been studied, extending the scope o
26 Isotope effects confirm that either
allenic or propargylic C-H activation occurs directly af
27 t precursors of nitrile imines (propargylic,
allenic,
or carbenic), which are isolable at low tempera
28 work on the synthesis of chiral allylic and
allenic organometal compounds of tin, silicon, zinc, and
29 The Rh(I)-catalyzed
allenic Pauson-Khand reaction (APKR) is an efficient, re
30 irality in an intramolecular Rh(I)-catalyzed
allenic Pauson-Khand reaction (APKR) to access tetrahydr
31 diastereoselectivity of the Mo(CO)6 mediated
allenic Pauson-Khand reaction.
32 ment/deconjugative propargylation, and 3) an
allenic Pauson-Khand reaction.
33 The
allenic Pauson-Khand-type cycloaddition has also been ef
34 The unique
allenic products are obtained with enantiomer ratios of
35 Charge is moved from the
allenic side of the polyene into the furanic ring region
36 s predict a nonplanar triplet anion, with an
allenic singlet anion slightly higher in energy.
37 n that returned immediately to the uncolored
allenic structure upon addition of a weak base.
38 CAAC-aminoborylene adduct, which features an
allenic structure.
39 lides 15a and 15b (R = H or Cl, R' = H) have
allenic structures (15 Allenic).
40 nowledge about gold-catalysed conversions of
allenic substrates has been obtained.
41 When an
allenic sulfone is treated under palladium catalysis in
42 When an
allenic sulfone is treated with a phosphine nucleophile
43 The new
allenic tandem Pauson-Khand reaction mediated by Mo(CO)(
44 e-allene 33 having a tert-butyl group at the
allenic terminus occurred preferentially, producing the