Applied Organometallic Chemistry,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 25, 2024
ABSTRACT
A
series
of
N,N‐chelate
half‐sandwich
ruthenium
complexes
based
on
N‐phenylpicolinamide
ligands
has
been
prepared
with
good
yields
through
a
facile
route.
These
air
and
moisture
stable
showed
catalytic
efficiency
in
transamidation
reactions
between
aromatic
amines
amides
under
mild
reaction
conditions.
variety
secondary
was
obtained
high
open
flask
condition
broad
substrates
group
tolerance.
The
excellent
activity,
substrate
range,
conditions
make
this
system
potential
candidate
for
industrial
production.
In
addition,
the
structure
complex
confirmed
by
single
crystal
X‐ray
diffraction.
Inorganic Chemistry,
Год журнала:
2024,
Номер
63(18), С. 8342 - 8350
Опубликована: Апрель 19, 2024
The
design
and
synthesis
of
high-performance
sensors
are
very
important
but
remain
great
challenges.
In
this
work,
a
new
aggregation-induced-emission
(AIE)
molecule
4,4′-(((9H-fluoren-9-ylidene)methylene)bis(4,1-phenylene))dipyridine
(L)
was
successfully
synthesized
first
developed
as
functional
ligand
to
construct
two
isomorphic
metal–organic
frameworks
(MOFs)
[M(L)(OBBA)]n
[M2+
=
Cd2+
(1),
Co2+
(2);
H2OBBA
4,4′-oxybisbenzoic
acid].
They
adopt
[M2(COO)4]
flywheel
clusters,
OBBA2–
bridges,
terminal
L
ligands
building
units
form
2-D
networks
with
Lewis
base
active
cites
(uncoordinated
pyridyl
N).
Both
1
2
exhibit
excellent
water,
pH,
thermal
stabilities
extremely
efficient
Fe3+
sensing
abilities
in
the
water
environment.
quenching
constants
detection
limits
reach
best
levels
reported
so
far.
mechanism
toward
is
studied
depth,
difference
their
performance
also
explained.
New Journal of Chemistry,
Год журнала:
2024,
Номер
48(8), С. 3656 - 3664
Опубликована: Янв. 1, 2024
A
novel
bamboo-like
coordination
polymer
is
constructed
using
a
new
wheel-shaped
Cd
6
cluster
and
displays
highly
efficient
dual-response
sensing
properties.
Catalysis Science & Technology,
Год журнала:
2024,
Номер
14(7), С. 1958 - 1966
Опубликована: Янв. 1, 2024
Herein,
atomically
dispersed
Ru
sites
are
encapsulated
within
UiO-66–NH
2
frameworks
to
serve
as
a
highly
active,
selective,
and
stable
catalyst
for
amine
synthesis
via
N
-alkylation
reactions
of
o
-phenylenediamine
with
monohydric
alcohols.
Chemistry - An Asian Journal,
Год журнала:
2024,
Номер
19(7)
Опубликована: Фев. 1, 2024
A
Schiff-base
porous
polymer
has
been
impregnated
with
ruthenium
trichloride
for
acceptor-free
dehydrogenation
coupling
(ADC)
of
secondary
alcohols
γ-amino-
and
2-aminobenzyl
to
give
pyridines
quinolines.
This
heterogenous
catalyst
exhibited
high
catalytic
efficiency
over
repeated
cycles
wide
functional
group
tolerance.
Applied Organometallic Chemistry,
Год журнала:
2024,
Номер
38(8)
Опубликована: Май 30, 2024
A
highly
efficient
carbonylation
of
aryl
halides
using
half‐sandwich
iridium
catalysis
was
developed,
providing
a
new
avenue
for
synthesizing
carboxylic
ester
derivatives
and
yielding
consistently
impressive
results.
These
complexes
demonstrated
remarkable
catalytic
performance
in
the
coupling
reaction
phenyl
formate
as
source
CO,
phenol,
starting
material
presence
air
possessed
good
moisture
stability
properties.
Ester
products
with
different
substituents
were
synthesized
at
low
temperatures
without
need
an
inert
atmosphere,
leading
to
high
yields.
The
broad
substrate
scope,
activity,
mild
conditions
suggest
promising
industrial
applications
this
system.
desired
metal
1
–
4
have
been
well
proven
by
attenuated
total
reflectance‐Fourier
transform
infrared
(ATR‐FTIR),
nuclear
magnetic
resonance
(NMR),
elemental
analysis
(EA).
molecular
structure
cyclometalated
2
3
through
X‐ray
crystallography.
Additionally,
possible
mechanism
Ir‐catalyzed
process
is
further
supported
density
functional
theory
(DFT)
study.
Applied Organometallic Chemistry,
Год журнала:
2024,
Номер
38(11)
Опубликована: Июль 25, 2024
A
series
of
N
,
‐chelate
half‐sandwich
iridium
complexes
were
synthesized
by
a
simple
method
with
good
yields.
The
dehydrogenation
aromatic
and
aliphatic
primary
alcohols
to
corresponding
carboxylic
acids
has
been
successfully
achieved
the
prepared
air
stable
under
mild
reaction
conditions.
Carboxylic
obtained
in
high
yields
open
flask
condition
broad
substrates
tolerance
sensitive
functional
groups.
Such
catalyst
system
showed
desirable
stability
catalytic
activity,
achievement
TOF
372.0
h
−1
could
be
observed
an
extremely
low
loading
only
0.05
mol%.
Furthermore,
sustainable
reused
for
minimum
five
cycles
without
obviously
losing
its
highlighting
potential
application
industry.
Structure
1
3
determined
single‐crystal
X‐ray
analysis.
