Molecules,
Journal Year:
2023,
Volume and Issue:
28(17), P. 6400 - 6400
Published: Sept. 1, 2023
A
versatile
mono-Schiff
compound
consisting
of
o-aminobenzene-hydroxyjulolidine
(ABJ-MS)
has
been
easily
synthesized
using
a
one-step
reaction.
ABJ-MS
displays
four
diverse
fluorescence
responses
to
the
addition
Zn2+/Al3+/Fe3+/Ag+,
with
maximum
emission
at
530
nm
undergoing
hypsochromic
shift
502/490/440/430
nm,
synchronously
discriminating
enhancement
being
10.6/22.8/2.6/7.1-fold,
respectively.
However,
Cu2+
into
leads
an
opposite
behavior,
namely,
quenching.
Meanwhile,
also
distinct
absorption
changes
after
adding
these
five
metal
ions
due
different
binding
affinities
between
them
and
ABJ-MS,
which
gives
quite
detecting
nature
for
Cu2+/Zn2+/Al3+/Fe3+/Ag+.
Moreover,
can
mimic
series
AND/OR/INH-consisting
logic
circuits
on
basis
Cu2+/Zn2+/Al3+/Fe3+/Ag+-mediated
optical
responses.
These
will
endow
smart
molecule
potential
applications
in
multi-analysis
chemosensory
molecular
material
fields.
Nanoscale Advances,
Journal Year:
2023,
Volume and Issue:
5(23), P. 6594 - 6605
Published: Jan. 1, 2023
In
this
research,
a
novel
nanomagnetic
tetra-azamacrocyclic
Schiff
base
complex
of
copper(ii)
was
produced
via
post-synthetic
surface
modification
an
Fe3O4
by
silane-coupling
agent
that
contains
acetylacetone
functionalities
at
the
end
its
chain.
Moreover,
target
Cu
involves
tetradentate
ligand
obtained
from
template
reaction
with
o-phenylenediamine
and
Cu(NO3)2·3H2O.
Furthermore,
prepared
nominated
as
[Fe3O4@TAM-Schiff-base-Cu(II)].
The
Fourier-transform
infrared
(FT-IR)
analysis
indicates
presence
Schiff-base-Cu
in
catalyst.
X-ray
spectroscopy
(EDS)
TGA
reveal
approximately
6-7%
catalyst
comprises
hydrocarbon
moieties.
scanning
electron
microscope
(SEM)
transmission
microscopy
(TEM)
images
demonstrate
uniformly
shaped
particles,
nearly
spherical
nature,
sizes
ranging
9
to
18
nm.
[Fe3O4@TAM-Schiff-base-Cu(II)]
applied
for
click
synthesis
diverse
range
5-substituted-1H-tetrazoles
PEG-400
green
medium.
Regarding
electrical
properties
Cu(ii)
complex,
tetra-aza
(N4
donor)
macrocyclic
N-rich
reasonable
-
leading
excellent
capacity
catalyze
these
organic
transformations.
Finally,
high
magnetization
value
(44.92
emu
g-1)
enables
recycling
least
four
times
without
compromising
catalytic
efficiency.
Metals,
Journal Year:
2023,
Volume and Issue:
13(2), P. 386 - 386
Published: Feb. 13, 2023
In
recent
years,
metal
biomaterials
have
emerged
one
after
another,
and
many
excellent
properties,
playing
a
great
role
in
medicine.
However,
these
coatings
cannot
meet
the
medical
needs
every
aspect.
Schiff
base
is
an
important
organic
synthetic
reagent
liquid
crystal
material
chemistry.
It
mainly
refers
to
class
of
compounds
containing
imine
or
azomethine
characteristic
groups
(-RC=N-).
has
anti-tumor,
anti-virus,
antifungal
antibacterial
activities.
Based
on
properties
base,
made
can
improve
bioactivity
materials,
which
good
development
prospect
this
paper,
preparation
methods
advantages
are
reviewed.
The
research
modification
functional
membranes
by
reaction,
as
well
extensive
application
special
fields
such
anti-corrosion,
antibacterial,
flame
retardant,
etc.,
carried
out.
Suggestions
for
further
put
forward.
RSC Advances,
Journal Year:
2024,
Volume and Issue:
14(45), P. 33094 - 33123
Published: Jan. 1, 2024
This
review
highlights
the
antioxidant
potential
of
Schiff
base
ligands
via
DPPH
assay,
focusing
on
structure,
solvent
effects,
and
how
electron-donating
groups
enhance
radical
stabilization,
suggesting
their
role
as
eco-friendly
antioxidants.
Letters in Organic Chemistry,
Journal Year:
2024,
Volume and Issue:
21(6), P. 505 - 519
Published: Jan. 25, 2024
Abstract:
This
review
aims
to
shed
light
on
the
profound
implications
of
Schiff
Bases
in
combating
a
spectrum
pathogens
by
delving
into
their
complex
classification,
synthesis,
and
reactions.
The
investigation
also
covers
varied
molecular
properties
bases,
highlighting
potential
use
as
chelating
agents
coordination
chemistry.
Moreover,
explores
discerning
nature
about
metal
ions
adeptness
establishing
intricate
associations,
significance
chemistry
specialized
pharmaceutical
transport
mechanisms.
delves
synthetic
capacity
Bases,
importance
methodologies
due
exceptional
adaptability,
selectivity,
structural
similarity
organic
compounds.
methodology
employs
rigorous
systematic
literature
understand
comprehensively.
involves
meticulous
analysis
various
research
articles
publications,
allowing
for
comprehensive
exploration
topic.
assessment
experimental
investigations
contributes
comprehending
attributes,
specificity
ions,
synthesis.
presented
amalgamates
multitude
sources
provide
nuanced
viewpoint
subject
matter
Bases.
findings
underscore
multifaceted
utility
fight
against
pathogens,
adaptability
compounds,
affinity
ions.
examination
synthesis
highlights
striking
resemblance
compounds
found
living
organisms.
In
conclusion,
this
reveals
highly
adaptable
with
antimicrobial
therapy,
chemistry,
precision
drug
delivery.
distinctive
attributes
these
substances,
functioning
chelators,
contribute
notable
importance.
ability
bases
form
complexes
preference
highlight
wide
range
applications
molecules.
have
transformative
effect
medicine
we
investigate
potential,
driven
versatility
biological
Polymers,
Journal Year:
2023,
Volume and Issue:
15(11), P. 2570 - 2570
Published: June 2, 2023
Coordination
polymers
(CPs)
are
organo-inorganic
porous
materials
consisting
of
metal
ions
or
clusters
and
organic
linkers.
These
compounds
have
attracted
attention
for
use
in
the
fluorescence
detection
pollutants.
Here,
two
Zn-based
mixed-ligand-bearing
CPs,
[Zn2(DIN)2(HBTC2-)2]
(CP-1)
[Zn(DIN)(HBTC2-)]·ACN·H2O
(CP-2)
(DIN
=
1,4-di(imidazole-1-yl)naphthalene,
H3BTC
1,3,5-benzenetricarboxylic
acid,
ACN
acetonitrile),
were
synthesized
under
solvothermal
conditions.
CP-1
CP-2
characterized
by
single-crystal
X-ray
diffraction,
Fourier
transform
infrared
spectroscopy,
thermogravimetric
analysis,
elemental
powder
diffraction
analysis.
Solid-state
analysis
revealed
an
emission
peak
at
350
nm
upon
excitation
225
290
nm.
Fluorescence
sensing
tests
showed
that
was
highly
efficient,
sensitive,
selective
detecting
Cr2O72-
nm,
whereas
I-
only
detected
well
pesticides
differently
wavelengths
nm;
highest
quenching
rates
nitenpyram
imidacloprid
The
process
may
occur
via
inner
filter
effect
resonance
energy
transfer.
