RSC Advances,
Год журнала:
2024,
Номер
14(16), С. 10978 - 10994
Опубликована: Янв. 1, 2024
In
recent
years,
polyhydroquinolines
have
gained
much
attention
due
to
their
widespread
applications
in
medicine,
agriculture,
industry,
etc.
Here,
we
synthesized
a
series
of
novel
hydrazone-based
polyhydroquinoline
derivatives
via
multi-step
reactions.
These
molecules
were
characterized
by
modern
spectroscopic
techniques
(1H-NMR,
13C
NMR,
and
LC-HRMS)
antibacterial
vitro
α-glucosidase
inhibitory
activities
assessed.
Compound
8
was
found
be
the
most
active
inhibitor
against
Listeria
monocytogenes
NCTC
5348,
Bacillus
subtilis
IM
622,
Brevibacillus
brevis,
ATCC
6337
with
zone
inhibition
15.3
±
0.01,
13.2
0.2,
13.1
0.1,
12.6
0.3
mm,
respectively.
Likewise,
compound
also
exhibited
potent
potential
for
(IC50
=
5.31
0.25
μM)
vitro,
followed
compounds
10
6.70
0.38
μM),
12
6.51
0.37
μM).
Furthermore,
molecular
docking
DFT
analysis
these
showed
good
agreement
experimental
work
nonlinear
optical
properties
calculated
here
indicate
that
are
candidates
optics.
ACS Omega,
Год журнала:
2024,
Номер
9(26), С. 28114 - 28128
Опубликована: Июнь 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".
ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
unknown
Опубликована: Сен. 13, 2024
Red-emitting
metal-organic
frameworks
(MOFs)
are
still
mostly
based
on
the
use
of
lanthanides
or
functionalization
with
red
fluorophores.
However,
production
transition-metal-based
MOFs
red-emitting
is
scarce.
This
work
reports
synthesis
a
novel
dual-state
Zn-based
MOF
(denoted
as
UoZ-7)
capability
to
detect
target
molecules
in
dual
state,
solution,
and
solid
paper.
UoZ-7
gives
strong
emission
when
excited
solution
state
365
nm
ultraviolet
(UV)
lamp
irradiation.
Coordination-induced
mechanism
for
enhancement
restriction
intramolecular
rotation
occurred
ligand
within
framework
structure.
was
successfully
used
tetracycline
(TC)
using
dual-mode
detection,
fluorescence-based
ratiometry,
color
tonality,
TC
adsorb
surface,
yellow-greenish
emerges
due
aggregation-induced
between
UoZ-7.
Concurrently,
inner
filter
effect
diminishes
The
detection
platform
provides
simple
reliable
fast
method
on-site
various
environmental
biomedical
applications.
Moreover,
will
have
further
luminescence-based
Applied Organometallic Chemistry,
Год журнала:
2022,
Номер
36(6)
Опубликована: Март 1, 2022
Abstract
A
highly
stable
and
efficient
heterogeneous
catalyst
was
successfully
prepared
by
hydrothermal
reaction
of
Zinc
nitrate
with
citric
acid.
To
produce
a
novel
Zn‐based
MOF
catalyst,
Zn
ions
were
coordinated
the
ligand
functional
groups
that
can
be
regarded
as
an
alpha‐hydroxy
acid
containing
three
carboxylic
acids
(COOH)
one
hydroxyl
(OH)
group
attached
to
three‐carbon
skeleton.
It
found
Zn‐CA‐MOFs
compound
participate
in
synthesis
5‐substituted
1H‐tetrazole
pyranopyrazole
molecules,
selectively
efficiently
high
yield
short
period
time.
As
presented,
demonstrates
excellent
reusability
stability
recycled
up
five
times
without
significant
loss
reactivity.
Heterogeneity
analysis
showed
no
leaching
active
species
occurred
during
recycling
process
Zn‐CA‐MOFs.
Applied Organometallic Chemistry,
Год журнала:
2022,
Номер
36(7)
Опубликована: Май 21, 2022
Bimetallic
Fe–Cu
MOF
was
effectively
synthesized
through
a
one‐pot
solvothermal
process
and
successfully
characterized
by
TEM,
XPS,
SEM,
XRD,
BET,
EDX,
elemental
mapping,
FT‐IR
analysis.
This
bimetallic
employed
as
catalyst
in
the
reduction
of
nitroarenes
at
room
temperature
well
dyes,
for
example,
methyl
orange
(MO)
methylene
blue
(MB).
Results
pointed
to
exhibiting
outstanding
catalytic
performance
both
reactions.
The
activity
comparison
with
Fe‐MOF
Cu‐MOF
indicated
superior
compared
single‐metal
MOFs.
Activity
did
not
change
after
its
recycling
reusing
seven
consecutive
cycles
nitrobenzene
reduction.
RSC Advances,
Год журнала:
2022,
Номер
12(23), С. 14397 - 14410
Опубликована: Янв. 1, 2022
An
efficient
and
heterogeneous
novel
magnetic
solid
sulfuric
acid,
immobilized
on
silica
functionalized
SnFe
2
O
4
,
was
successfully
synthesized,
characterized,
employed
as
a
recoverable
nanocatalyst
for
the
synthesis
of
biologically
active
polyhydroquinoline
derivatives.
