Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
63(29)
Опубликована: Май 6, 2024
Abstract
Chirality,
a
fundamental
principle
in
chemistry,
biology,
and
medicine,
is
prevalent
nature
organisms.
Chiral
molecules,
such
as
DNA,
RNA,
proteins,
are
crucial
biomolecular
synthesis,
well
the
development
of
functional
materials.
Among
these,
1,1′‐binaphthyl‐2,2′‐diol
(BINOL)
stands
out
for
its
stable
chiral
configuration,
versatile
functionality,
commercial
availability.
BINOL
widely
employed
asymmetric
catalysis
This
review
mainly
focuses
on
recent
research
over
past
five
years
concerning
use
derivatives
constructing
macrocycles
cages.
Their
contributions
to
luminescence,
enantiomeric
separation,
transmembrane
transport,
were
examined.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(46)
Опубликована: Авг. 9, 2024
Abstract
Carbon
materials
are
of
great
significance
in
state‐of‐the‐art
electrochemical
CO
2
reduction
(ECR)
as
key
components
such
electrocatalysts,
gas
diffusion
electrodes,
and
current
collectors.
Notably,
dimensionalities
carbons
related
manipulations
play
vital
roles
boosting
ECR
performance,
e.g.,
mass/charge
transfer
dynamics,
exposure
active
sites,
reaction
space,
product's
Faradaic
efficiency/selectivity,
durability.
Here,
recent
endeavors
dimensionality
engineering
toward
advanced
carbon‐based
for
is
first
summarized,
including
pure
(e.g.,
carbon
nanotube
graphene)
composites,
highlight
the
dimensionality‐dependent
properties
performance.
Various
strategies
referring
to
modulation
integration
have
been
top‐down,
bottom‐up,
soft
chemical
approaches.
Design
principles
dimensionality‐varied
elaborated,
impacts
surface
chemistry
functional
group,
wettability,
electronic
structure)
on
kinetics
product‐targeted
mechanisms
also
scrutinized.
Some
insights
into
how
manipulation
elevates
performance
acceleration,
kinetics,
product
selectivity
provided.
At
last,
a
perspective
challenges
future
development
discussed.
This
review
aims
at
providing
guidance
customizable
construction
with
dependence
green
energy‐saving
electrosynthesis
systems.
Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
63(15)
Опубликована: Фев. 12, 2024
Abstract
A
negatively
curved
aza‐nanographene
(NG)
containing
two
octagons
was
synthesized
by
a
regioselective
and
stepwise
cyclodehydrogenation
procedure,
in
which
double
aza[7]helicene
simultaneously
formed
as
an
intermediate.
Their
saddle‐shaped
structures
with
negative
curvature
were
unambiguously
confirmed
X‐ray
crystallography,
thereby
enabling
the
exploration
of
structure–property
relationship
photophysical,
electrochemical
conformational
studies.
Moreover,
assembly
octagon‐embedded
aza‐NG
fullerenes
probed
fluorescence
spectral
titration,
record‐high
binding
constants
(
K
=9.5×10
3
M
−1
C
60
,
=3.7×10
4
70
)
found
among
reported
polycyclic
aromatic
compounds.
The
tight
association
further
elucidated
diffraction
analysis
their
co‐crystal,
showed
formation
1
:
complex
substantial
concave‐convex
interactions.
Journal of the American Chemical Society,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 2, 2025
Zigzag
aromatic
hydrocarbon
belts,
ultrashort
segments
of
zigzag
carbon
nanotubes,
have
been
fascinating
in
the
chemistry
community
for
more
than
a
half
century
because
their
aesthetically
appealing
molecular
nanostructures
and
tantalizing
applications.
Precise
introduction
heteroatoms
distinct
electronegativity
electronic
configuration
can
create
various
heterocyclic
nanobelts
with
novel
physical
chemical
properties.
Here,
we
report
synthesis
unprecedented
N-doped
zigzag-type
belt[
Journal of the American Chemical Society,
Год журнала:
2024,
Номер
146(31), С. 21677 - 21688
Опубликована: Июль 23, 2024
Achieving
high
guest
loading
and
multiguest-binding
capacity
holds
crucial
significance
for
advancement
in
separation,
catalysis,
drug
delivery
with
synthetic
receptors;
however,
it
remains
a
challenging
bottleneck
characterization
of
high-stoichiometry
guest-binding
events.
Herein,
we
describe
large-sized
coordination
cage
(MOC-70-Zn
Journal of the American Chemical Society,
Год журнала:
2024,
Номер
146(19), С. 13226 - 13235
Опубликована: Май 3, 2024
Strained
carbon
nanohoops
exhibit
attractive
photophysical
properties
due
to
their
unique
π-conjugated
structure.
However,
incorporation
of
such
into
the
pincer
ligand
metal
complexes
has
rarely
been
explored.
Herein,
a
new
family
highly
strained
cyclometalated
platinum(II)
synthesized
and
characterized.
Strain-promoted
C–H
bond
activation
observed
during
coordination
process,
Hückel–Möbius
topology
random-columnar
packing
in
solid
state
are
found.
Transient
absorption
spectroscopy
revealed
size-dependent
excited
nanohoops.
Moreover,
have
successfully
employed
as
active
materials
fabrication
solution-processable
resistive
memory
devices,
including
use
smallest
nanohoop
for
binary
memory,
with
low
switching
threshold
voltages
ca.
1.5
V,
high
ON/OFF
current
ratios,
good
stability.
These
results
demonstrate
that
strain
structure
can
be
an
effective
strategy
fundamentally
fine-tune
reactivity,
optoelectronic,
properties.
Physical Chemistry Chemical Physics,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
Envisaging
cluster-based
aggregates
of
larger
phenyl-bridged
macrocyclic
structures
enables
evaluation
resemblance
and
differences
between
planar-
spherical
building
blocks
towards
novel
synthetic
target
architectures
for
molecular
materials.
