Visible-Light-Mediated Decarboxylative (Amino)Alkylation of Azomethine Imines
Seshadri Reddy Nasireddy,
Parashuram Sharma,
Kirti Khanna
и другие.
The Journal of Organic Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 7, 2025
Herein,
we
report
an
efficient,
organophotocatalyzed
decarboxylative
(amino)alkylation
of
azomethine
imines
using
readily
available
carboxylic
acids
as
alkylating
agents.
This
transformation
exhibits
wide
scope,
and
a
variety
acids,
including
glycine
derivatives,
were
employed
radical
precursors.
The
use
4CzIPN
the
photocatalyst
allowed
application
nonbenzylic
secondary
tertiary
also,
overcoming
previous
limitations.
applicability
nonprefunctionalized
precursors,
mild
conditions
are
highlights
this
method.
intermediacy
key
intermediates
was
established
by
trapping
experiments.
Язык: Английский
Photoinduced decarboxylative radical cascade alkylation/cyclization of benzimidazole derivatives with aliphatic carboxylic acid via ligand-to-iron charge transfer
Yan Xu,
C. Wang,
Chun Lv
и другие.
New Journal of Chemistry,
Год журнала:
2024,
Номер
48(33), С. 14684 - 14689
Опубликована: Янв. 1, 2024
The
photoinduced
decarboxylative
radical
cascade
alkylation/cyclization
method
with
various
benzimidazole
moieties
bearing
unactivated
alkenes
efficiently
synthesizes
polycyclic
benzimidazoles
via
LMCT
processes.
Язык: Английский
Visible-Light-Promoted Iron(II)/Lewis Base Catalysis for the Alkylation of Morita–Baylis–Hillman Acetates Using Carboxylic Acids
Durga Golagani,
Kota Krishna Prakash,
Satyam Thapa
и другие.
Organic Letters,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 1, 2024
A
novel
photoinduced
Fe(OTf)
Язык: Английский
Light‐Mediated Radical Addition to Azomethine Compounds: Novel Reactivity and Activation Modes
The Chemical Record,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 17, 2024
Abstract
Azomethines
is
a
class
of
compounds,
which
have
traditionally
served
as
electrophilic
substrates,
but
their
reactions
with
radicals
long
been
limited.
Photocatalysis
provided
ample
opportunities
for
promoting
these
reactions,
wide
variety
reagents
serving
precursors
radicals.
Besides
regular
addition
mode
at
the
azomethine
fragment,
oxidative
pathway,
in
C=N
bond
remains
product,
has
become
possible
by
proper
selection
redox
catalyst.
This
review
summarizes
new
developments
this
rapidly
developing
field
over
past
five
years.
New
concepts
on
activation
towards
radical
attack
are
discussed.
Язык: Английский