Electrosynthesis of 1,4-diene derivatives bearing cyclopentene skeleton
Yaqi Qiao,
No information about this author
Xiaoqing Fan,
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Chengcheng Yuan
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et al.
iScience,
Journal Year:
2025,
Volume and Issue:
28(3), P. 111976 - 111976
Published: Feb. 10, 2025
1,n-Dual
Π
systems
including
1,4-diene
derivatives
have
been
widely
used
as
the
elegant
radical
receptors
to
promote
cascade
additions
give
highly
functionalized
polycyclic
scaffolds.
However,
tedious
and
complicated
preparation
of
former
deters
broad
utilization
compromises
practical
value.
Herein,
a
straightforward
was
developed
from
easily
accessible
alkynes
γ,δ-unsaturated
carboxylic
acids
via
electrochemical
oxidation
cyclization
Hofmann
elimination.
This
transformation
features
with
good
excellent
yields,
functional
group
compatibility,
selectivity
without
any
Zaitsev
elimination
product
detected.
Language: Английский
De novo synthesis of 6-6-5 fused-systems through electrochemical decarboxylation and radical domino additions
Chengcheng Yuan,
No information about this author
Guanru Liu,
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Wenjing Guan
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et al.
Green Chemistry,
Journal Year:
2024,
Volume and Issue:
26(19), P. 10308 - 10313
Published: Jan. 1, 2024
An
oxidant
and
quaternary
ammonium
salt-free
electrosynthesis
of
6-6-5
fused
systems
was
developed
with
excellent
atom
step
economy.
Language: Английский
Dehydrogenative Coupling Reactions with Guanidino‐Functionalized Aromatics
Petra Walter,
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Maximilian Schulz,
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Olaf Hübner
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et al.
Chemistry - A European Journal,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 7, 2024
Dehydrogenative
coupling
(DC)
reactions
are
of
importance
for
the
construction
new
carbon-element
bonds
in
synthetic
organic
chemistry.
In
this
work,
we
report
on
synthesis
and
characterization
several
redox-active
guanidino-functionalized
aromatic
molecules
(GFAs)
use
DC
(C-C
C-O)
reactions.
a
systematic
approach,
first
characterize
reagents
all
relevant
redox
protonation
states,
compare
their
performance
competitive
test
proton-coupled
electron
transfer
(PCET)
Then,
four
different
with
mechanisms
is
evaluated.
Language: Английский