Metallaphotoredox Synthesis of Axially Chiral Tetrasubstituted Allenes through Regio- and Enantioselective 1,4-Carbocyanation of 1,3-Enynes
Keyi Peng,
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Ya-Sheng Cao,
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Quanyuan Wang
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et al.
ACS Catalysis,
Journal Year:
2024,
Volume and Issue:
14(18), P. 14048 - 14057
Published: Sept. 10, 2024
Language: Английский
Enantioselective synthesis of chiral N-arylpyrroles through photoinduced desymmetrization
Zi‐Wei He,
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Dong Liang,
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Jia‐Rong Chen
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et al.
Green Synthesis and Catalysis,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 1, 2025
Language: Английский
Enantioselective Desymmetrization of Biaryls via Cooperative Photoredox/Brønsted Acid Catalysis and Its Application to the Total Synthesis of Ancistrobrevolines
Junsoo Moon,
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Eun Joo Shin,
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Yongseok Kwon
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et al.
Journal of the American Chemical Society,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 5, 2025
Photoredox
catalysis
has
emerged
as
a
powerful
tool
for
forming
and
breaking
chemical
bonds,
further
taking
hold
with
its
integration
asymmetric
catalysis.
While
the
dual-catalytic
approach
led
to
successful
examples
of
control
stereogenic
centers,
axes
remained
underexplored.
In
this
study,
an
acylimine
intermediate
was
generated
through
photoredox
catalysis,
symmetric
substrate,
2-arylresorcinol,
desymmetrized
aid
chiral
phosphoric
acid
Using
approach,
center
axis
were
successfully
controlled
provide
natural-product-driven
compound.
The
origins
enantioselectivity
diastereoselectivity
investigated
density
functional
theory
study
four
possible
enantiodetermining
transition
states.
Consequently,
first
total
syntheses
ring-contracted
naphthylisoquinoline
alkaloid
ancistrobrevolines
A
B
accomplished
concisely.
This
provides
not
only
novel
methodology
strategy
synthesize
alkaloids
but
also
direction
advance
catalytic
research
synthesis
studies.
Language: Английский
Recent Advances in Catalytic Atroposelective Synthesis of Axially Chiral Quinazolinones
Catalysts,
Journal Year:
2025,
Volume and Issue:
15(5), P. 426 - 426
Published: April 27, 2025
Quinazolinones,
a
class
of
nitrogen-containing
heterocyclic
compounds,
occupy
crucial
position
in
medicinal
chemistry
and
materials
science
due
to
their
significant
application
potential.
In
recent
years,
the
catalytic
asymmetric
synthesis
axially
chiral
quinazolinones
has
emerged
as
prominent
research
area,
driven
by
prospective
applications
development
bioactive
molecules,
design
ligands,
fabrication
functional
materials.
This
review
comprehensively
summarizes
advancements
quinazolinones,
with
particular
focus
on
construction
strategies
for
three
major
structural
types:
C–N
axis,
N–N
C–C
axis.
Key
synthetic
methodologies,
including
atroposelective
halogenation,
kinetic
resolution,
condensation–oxidation,
photoredox
deracemization,
are
discussed
detail.
addition,
provides
an
in-depth
analysis
various
systems,
such
peptide
catalysis,
enzymatic
metal
phosphoric
acid
others.
Despite
substantial
progress
made
thus
far,
several
challenges
remain,
expansion
substrate
scope,
enhanced
control
over
stereoselectivity,
further
exploration
practical
applications,
drug
discovery
catalysis.
These
insights
expected
guide
future
towards
novel
strategies,
diversification
variants,
comprehensive
understanding
biological
activities
functions.
Ultimately,
this
will
foster
continued
growth
evolution
rapidly
advancing
field.
Language: Английский