Chemistry - A European Journal,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 8, 2024
Metal-organic
frameworks
(MOFs)
are
a
class
of
materials
composed
coordinative
interactions
between
metal
ions
and
organic
linkers,
encompassing
two-dimensional
(2D),
three-dimensional
(3D)
architectures.
cages
(MOCs),
special
case
these
species,
discrete
molecular
"capsules"
with
zero-dimensional
(0D)
structures.
Over
the
last
two
decades,
MOFs
MOCs
perylene
(P)
diimide
(PDI)
linkers
have
gained
much
attention
due
to
their
versatile
properties,
which
can
be
further
enhanced
after
incorporation
into
frameworks.
This
minireview
highlights
recent
progress
in
construction
application
P/PDI-based
coordination
framework
materials.
The
text
offers
an
overview
synthesis
P/PDI
proceeds
integration
different
dimensionalities
-
2D
3D
MOFs,
0D
MOCs,
then
explores
potential
applications.
These
include
sensing,
photocatalysis,
electrochemical
devices
photothermal
conversion
focus
on
apparent
structure-property
relationships.
Finally,
challenges
future
prospects
P/PDI-derived
will
addressed.
Journal of the American Chemical Society,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 27, 2025
Electron
donor–acceptor
complexes
are
commonly
employed
to
facilitate
photoinduced
radical-mediated
organic
reactions.
However,
achieving
these
photochemical
processes
with
catalytic
amounts
of
donors
or
acceptors
can
be
challenging,
especially
when
aiming
reduce
catalyst
loadings.
Herein,
we
have
unveiled
a
framework-based
heterogenization
approach
that
significantly
enhances
the
photoredox
activity
perylene
diimide
species
in
radical
addition
reactions
alkyl
silicates
by
promoting
faster
and
more
efficient
electron
complex
formation.
Besides
offering
broad
substrate
scope
alkene
hydroalkylation,
newly
developed
heterogeneous
photocatalysis
substantially
improves
turnover
numbers
comparison
previous
homogeneous
photocatalytic
systems
demonstrates
outstanding
recyclability.
These
research
findings
pave
way
for
advancement
various
practical
transformations
using
framework-supported
organocatalysts.
Research Square (Research Square),
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 12, 2025
Abstract
Per-
and
poly-fluoroalkyl
substances
(PFAS)
have
received
significant
attention
due
to
their
persistence
in
the
environment.
Because
of
accumulative
nature,
even
trace
amounts
can
adversely
impact
human
health
ecosystems.
Here,
we
present
Molecule-Probed
Raman
Spectroscopy
(MPRS),
an
ultra-sensitive,
low-cost,
fast
method
that
achieve
femtogram-per-liter
detection
PFAS,
surpassing
any
existing
methods
by
at
least
four
orders
magnitude.
In
contrast
monitoring
spectrum
MPRS
monitors
changes
molecular
probes,
methyl
group
(-CH3)
on
polydimethylsiloxane,
upon
PFAS
capture.
succeeds
detecting
multiple
individual
water
complex
matrices
such
as
surface
blood.
We
also
demonstrated
feasibility
on-site
using
a
portable
spectrometer.
Beyond
its
transformative
capability,
establishes
new
analyte
paradigm,
paving
way
for
innovative
material
systems
instruments.
Applied Organometallic Chemistry,
Journal Year:
2025,
Volume and Issue:
39(3)
Published: Feb. 17, 2025
ABSTRACT
Two
transition
metal
complexes
(complex
1
=
{[Cd
(DCPP)·(H
2
O)]·(DMF)}
n
and
complex
{[Ni
)
with
the
same
structure
different
functions
were
synthesized
based
on
2,6‐bis(4′‐carboxybenzene)pyrazine
ligand
(H
DCPP)
by
solvothermal
method,
their
properties
analyzed
characterized
a
variety
of
characterization
methods.
Complex
was
used
as
fluorescence
sensor
to
recognize
cations
anions
in
water;
it
had
excellent
recognition
anti‐interference
ability
Fe
3+
Cr
O
7
2−
among
anions.
(
‐CPE)
electrochemical
material
perform
tests
hydrogen
peroxide
sodium
nitrite
good
electrocatalytic
effect.
This
work
provides
synthesis
strategy
for
sensing
materials,
respectively.
RSC Applied Polymers,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
The
fluorescent
PPMI
polymer
exhibits
aggregation-caused
quenching
(ACQ)
and
indicator
displacement
assay
(IDA)
“turn-on”
responses
towards
perfluorooctanoic
acid
in
aqueous
media,
with
limits
of
detection
0.21
μM
16.1
nM,
respectively.
Analytical Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: May 2, 2025
The
global
contamination
of
water
bodies
by
persistent
organic
pollutants
(perfluoroalkyl
substances
(PFAS))
has
generated
significant
societal
concern,
emphasizing
the
urgent
need
for
smart
strategies
their
rapid,
ultratrace,
and
on-site
detection.
Conjugated
polymers
(CPs)
are
exceptional
fluorescence
sensing
materials
with
signal-amplification
properties,
yet
performance
is
often
hindered
a
conventional
aggregation-caused
quenching
(ACQ)
effect.
Herein,
we
present
two
acceptor-engineered
aggregation-induced
emission
(AIE)-active
CPs
(FTD-MI
FTD-C8-MI)
integrated
efficient
Förster
resonance
energy
transfer
(FRET)
mechanisms
ultralow
detection
PFAS.
FTD-MI
exhibits
turn-off
(cyan
to
dark)
response,
while
FTD-C8-MI
shows
ratiometric
red)
response
PFAS
due
synergistic
effect
AIE
interchain
FRET,
facilitated
electrostatic
hydrophobic
interactions
upon
binding.
Both
demonstrate
excellent
sensitivity
at
subnanomolar
level
toward
most
abundant
PFAS,
perfluorooctanoic
acid
(PFOA),
perfluorooctanesulfonic
(PFOS).
mechanism
been
thoroughly
investigated
both
experimental
simulation
studies.
Additionally,
an
optical
sensor
array
coupled
machine
learning
algorithms
established
discriminative
six
types
Finally,
portable
smartphone
platform
custom-designed
"app"
was
developed
real-time,
on-site,
semiquantitative
analysis
in
actual
samples.
Thus,
providing
sensitive,
portable,
cost-effective,
user-friendly
solution,
this
work
offers
powerful
tool
monitoring
pollution,
ensuring
safety,
reducing
risks
public
health.
