ACS Omega,
Journal Year:
2024,
Volume and Issue:
9(26), P. 28114 - 28128
Published: June 21, 2024
The
present
work
aims
at
preparing
the
EDTA–Zn(II)
complex─supported
on
amine-functionalized
MIL-101(Cr)
MOF─as
a
new
and
effective
heterogenized
catalyst.
optimization
of
hydrothermal
process
shows
that
120
°C
is
best
condition
to
grow
MIL-101(Cr)–NH2
MOF
crystals.
Moreover,
regarding
use
postsynthetic
modification
(PSM)
method,
hexadentate
EDTA
was
grafted
this
support
via
simple
aminolysis
before
further
coordinating
it
with
Zn
ions
create
corresponding
Zn(II)
catalytic
complex.
activity
compound
then
investigated
in
context
one-pot
synthesis
polyhydroquinolines.
This
approach
has
number
advantages
including
following:
solvent
not
hazardous,
applying
porous
catalyst
inexpensive,
secure,
recyclable;
rapid
reaction
times,
high
levels
efficiency,
simplicity
separation.
Accordingly,
question
can
be
given
label
"green
chemistry".
The Chemical Record,
Journal Year:
2024,
Volume and Issue:
24(6)
Published: June 1, 2024
Abstract
Functionalized
nanoporous
heteropoly
acids
(HPAs)
have
garnered
significant
attention
in
recent
years
due
to
their
enhanced
surface
area
and
porosity,
as
well
potential
for
low‐cost
regeneration
compared
bulk
materials.
This
review
aims
provide
an
overview
of
the
advancements
synthesis
applications
functionalized
HPAs.
We
begin
by
introducing
fundamental
properties
HPAs
unique
structure,
followed
a
comprehensive
various
approaches
employed
HPAs,
including
salts,
anchoring
onto
supports,
implementing
mesoporous
silica
sieves.
The
fields
are
also
discussed,
highlighting
boosted
performance
wide
range
applications.
Finally,
we
address
current
challenges
present
future
prospects
development
particularly
context
summary
progress
field,
made
Nanoscale Advances,
Journal Year:
2024,
Volume and Issue:
6(12), P. 3158 - 3168
Published: Jan. 1, 2024
In
this
research,
a
heterogeneous
acid
catalyst
was
synthesized
by
room
temperature
encapsulation
of
phosphomolybdic
(PMA)
in
the
pores
MIL-53
(Fe)
metal
organic
framework
(MOF)
under
ultrasonic
conditions.
RSC Advances,
Journal Year:
2023,
Volume and Issue:
13(35), P. 24639 - 24648
Published: Jan. 1, 2023
The
selective
oxidation
of
active
and
inactive
alcohol
substrates
is
a
highly
versatile
conversion
that
poses
challenge
in
controlling
the
functionality
adjustments
on
MOFs.
On
other
hand,
it
offers
an
attractive
opportunity
to
expand
their
applications
designing
next
generation
catalysts
with
improved
performance.
Herein,
novel
iron-based
MOF
containing
sulfonamide
(MOF-BASU1)
has
been
fabricated
by
reaction
1,3-benzene
disulfonylchloride
linker
FeCl3·6H2O.
Based
results,
surface
area
synthesized
large,
which
highlights
its
unique
catalytic
activity.
Optimum
conditions
were
reached
after
0.5-2
h,
15
mg
loading
under
optimal
conditions.
Furthermore,
turnover
frequency
was
18-77.6
h-1,
comparable
values
previously
reported
for
this
process.
Overall,
high
activity
observed
MOF-BASU1
might
be
because
obtained
Lewis
acidic
Fe
nodes.
revealed
remarkable
chemoselectivity
aldehydes
presence
aliphatic
alcohols.
product
yields,
facile
recovery
nanocatalysts,
short
times,
broad
substrate
range
make
process
environmentally
friendly,
practical,
economically
justified.
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: Feb. 21, 2025
A
new
natural-based
catalyst
named
Bentonite/Ti(IV)
was
prepared
and
characterized
by
FT-IR,
FESEM,
TEM,
TGA,
EDS-MAP,
XRD,
BET,
XRF,
XPS
ICP-
MS.
An
efficient
simple
one-pot
three-component
synthesis
of
pyrimido[2,1-b]benzothiazole
derivatives
carried
out
the
reaction
aldehyde,
2-aminobenzothiazole,
ethyl
acetoacetate.
In
this
research,
used
for
PBT
in
80
°C
under
solvent-free
conditions
electrical
mortar-heater.
Solvent-free
conditions,
simplicity
operation,
easy
work-up
use
an
eco-friendly
are
some
advantages
protocol.
