Red light excitation: illuminating photocatalysis in a new spectrum
Beilstein Journal of Organic Chemistry,
Journal Year:
2025,
Volume and Issue:
21, P. 296 - 326
Published: Feb. 7, 2025
Red-light-activated
photocatalysis
has
become
a
powerful
approach
for
achieving
sustainable
chemical
transformations,
combining
high
efficiency
with
energy-saving,
mild
conditions.
By
harnessing
the
deeper
penetration
and
selectivity
of
red
near-infrared
light,
this
method
minimizes
side
reactions
typical
higher-energy
sources,
making
it
particularly
suited
large-scale
applications.
Recent
advances
highlight
unique
advantages
both
metal-based
metal-free
catalysts
under
red-light
irradiation,
broadening
range
possible
reactions,
from
selective
oxidations
to
complex
polymerizations.
In
biological
contexts,
enables
innovative
applications
in
phototherapy
controlled
drug
release,
exploiting
its
tissue
low
cytotoxicity.
Together,
these
developments
underscore
versatility
impact
photocatalysis,
positioning
as
cornerstone
green
organic
chemistry
significant
potential
synthetic
biomedical
fields.
Language: Английский
Bimetallic Porphyrin Metal–Organic Framework as Photocatalyst for Red-Light-Driven Selective Reduction of Nitroarenes to Aromatic Amines
S. K. KANG,
No information about this author
Tong Yue,
No information about this author
Dandan Su
No information about this author
et al.
ACS Sustainable Chemistry & Engineering,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 28, 2024
It
is
a
great
challenge
to
construct
green
catalytic
system
for
the
reduction
of
nitro
compounds
corresponding
amines
under
mild
conditions.
Due
low
energy
red
light,
it
challenging
develop
photocatalytic
selective
nitroaromatics
aromatic
driven
by
light.
A
bimetallic
porphyrin
metal–organic
framework
(Bi-P(Co)MOF)
was
characterized
Fourier
transform
infrared
spectroscopy,
X-ray
diffraction,
transmission
electron
microscopy,
scanning
and
energy-dispersive
techniques.
The
constructed
photocatalyst
Bi-PMOF-Co
shows
excellent
activity
conversion
in
high
yields
with
NaBH4
as
reducing
agent
at
room
temperature
light
irradiation.
Moreover,
protocol
showed
functional
group
compatibility,
recyclability
demonstrated
five-cycle
tests.
Language: Английский
Synthetic Chemistry of Organic Dyes toward Controlled Near-Infrared Light-Mediated Reactions
Journal of Synthetic Organic Chemistry Japan,
Journal Year:
2024,
Volume and Issue:
82(10), P. 989 - 1000
Published: Oct. 1, 2024
Near-infrared
(NIR)
light
(specifically
700-1000
nm)
has
garnered
significant
attention
in
recent
years.
Even
though
52%
of
solar
energy
is
infrared
light,
the
utilization
this
region
remains
an
area
for
improvement
because
most
current
natural
and
artificial
materials
do
not
interact
with
it.
Organic
synthesis
provides
a
wide
array
organic
molecules.
Therefore,
developing
novel
dyes
pigments
through
synthetic
chemistry
crucial
to
optimize
NIR
light.
Phthalocyanines
related
macrocycles
are
well-known
modern
chemistry.
We
focusing
on
methods
phthalocyanines,
creating
phthalocyanine-based
chromophores,
light-mediated
molecular
transformations
using
phthalocyanine
catalysis.
This
article
presents
our
findings
chemoselective
photofunctional
intense
interactions.
The
development
these
requires
precise
control
photoexcited
state.
Through
fine-tuning
dyes,
we
have
achieved
highly
robust
photosensitizing
agents,
photodynamic
therapy,
light-driven
reactions.
Moreover,
reaction
environments
can
propose
new
applications
utilization.
These
achievements
create
further
opportunities
flexible
application
Language: Английский