Inorganics,
Год журнала:
2023,
Номер
11(5), С. 192 - 192
Опубликована: Апрель 28, 2023
Two
new
coordination
polymers
based
on
Zn(II)
and
2,5-diiodoterephthalate—{[Zn(2,5-I-bdc)bpe}]
(1)
{[Zn(2,5-I-bdc)bpen}]
(2)—were
synthesized
characterized.
Polymers
1
2
feature
halogen
bonding
between
the
I
atoms
of
MOF
DMF
guest
molecules,
which
plays
a
crucial
role
in
structure
stabilization.
Selectivity
sorption
towards
different
organic
substrates
was
examined.
Abstract
Metal–organic
frameworks
(MOFs)
are
crystalline
porous
materials
with
a
long‐range
ordered
structure
and
excellent
specific
surface
area
have
found
wide
range
of
applications
in
diverse
fields,
such
as
catalysis,
energy
storage,
sensing,
biomedicine.
However,
their
poor
electrical
conductivity
chemical
stability,
low
capacity,
weak
adhesion
to
substrates
greatly
limited
performance.
Doping
has
emerged
unique
strategy
mitigate
the
issues.
In
this
review,
concept,
classification,
characterization
methods
doped
MOFs
first
introduced,
recent
progress
synthesis
MOFs,
well
rapid
advancements
first‐principles
calculations
based
on
density
functional
theory
(DFT)
unraveling
mechanistic
origin
enhanced
performance
summarized.
Finally,
perspective
is
included
highlight
key
challenges
doping
MOF
an
outlook
provided
future
research
directions.
Dalton Transactions,
Год журнала:
2023,
Номер
52(26), С. 8850 - 8856
Опубликована: Янв. 1, 2023
A
structurally
characterized
porous
Ag(I)-molecular
cage
AgMOC
and
a
Cu(II)-coordination
polymer
CuCP
with
pre-synthesized
ligand
1,3-bis(((E)-2-methoxybenzylidene)amino)propan-2-ol
its
parental
amine
thiocyanate
are
reported
to
harness
electrical
mobility-driven
hydrogen
evolution
activity.
Porosity-induced
electrically
conductive
emerges
as
better
electrocatalyst
Tafel
slope
of
104
mV
per
decade
over
Cu(II)-polymer's
128
decade.
The
electrochemical
stability
durability
the
designed
electrocatalysts
in
harnessing
HER
activity
also
examined
under
experimental
conditions.
Chemical Engineering Journal,
Год журнала:
2024,
Номер
483, С. 149271 - 149271
Опубликована: Фев. 3, 2024
The
development
of
efficient
and
cost-effective
catalysts
from
renewable
sources
is
crucial
for
sustainable
chemistry.
Herein,
we
developed
a
bio-heterogeneous
Pd-nanocatalyst
(PdNc@PA)
by
incorporating
palladium
nanoparticles
into
biodegradable
kenaf-cellulose
modified
with
poly(amidoxime)
ligands.
catalyst
has
demonstrated
remarkable
stability
exceptional
catalytic
performance
in
range
cross-coupling
including
Mizoroki-Heck,
Suzuki-Miyaura,
Tamejiro-Hiyama
reactions
inactivated
aryl
chlorides
resulting
high
yields
the
desired
coupling
products.
Additionally,
PdNc@PA
was
also
found
to
be
effective
Michael
addition
producing
N,
S,
O-alkylated
products
yields.
Furthermore,
robustness
recoverability
allowing
it
reused
across
successive
cycles
without
significant
loss
activity.
incorporation
resources
offers
an
environmentally
conscious
alternative
traditional
synthetic
approaches.
This
research
highlights
potential
utilizing
materials
as
supports,
which
could
significantly
diminish
environmental
impact
waste
production.
Moreover,
this
study
demonstrates
versatility
proficient
reusable
diverse
array
organic
reactions.
These
discoveries
provide
encouraging
pathway
towards
economically
viable
suitable
industrial
applications.