Oxalis pes-caprae L. Extract Conferred Its Biological Activities to Silver Nanoparticles
Nano Biomedicine and Engineering,
Год журнала:
2024,
Номер
unknown
Опубликована: Март 7, 2024
This
study
used
Oxalis
pes-caprae
L.
(OP)
to
develop
a
low-budget,
low-maintenance,
and
environment-friendly
production
method
for
silver
nanoparticles
(AgNPs)
evaluated
their
antibacterial,
antifungal,
antioxidant
abilities.
Ultraviolet–visible
(UV–Vis)
spectroscopy
results
revealed
maximum
of
absorbance
at
431
nm,
confirming
the
formation
AgNPs.
Moreover,
Fourier
transform
infrared
(FTIR)
analysis
synthesized
AgNPs
indicated
presence
various
important
functional
groups,
such
as
O–H,
CH,
H–C–H,
C–O–C,
which
are
involved
in
synthesis
stability
OP-AgNPs.
X-ray
diffraction
(XRD)
confirmed
crystalline
nature
AgNPs,
had
an
average
particle
size
46.31
nm
four
Bragg
reflections
38.2°,
44.32°,
64.4°,
77.1°.
The
Nanomeasurer
software
that
89%
particles
50
scanning
electron
microscope
also
spherical
shaped,
monodispersed,
high-density
formation.
Energy
dispersive
was
main
element
with
highest
sharp
peak
3.0
keV.
We
assessed
antibacterial
antifungal
activities
OP
extract
on
bacteria
strains
Escherichia
coli,
Acetobacter,
Staphylococcus
epidermidis,
fungi
Aspergillus
nigar
flavus.
displayed
more
potent
inhibition
abilities
than
plant.
Similarly,
1,1-diphenyl-2-picrylhydrazyl
(DPPH),
2,2-azobis,3-ethylbenzothiazoline-6-sulphonic
acid
(ABTS),
hydrogen
peroxide
(H2O2)
assays,
better
reduction
capacities
plant
extract.
Язык: Английский
Synthesis, Characterization, and Biological Activities of Ag-Au Nanoparticles Using Heliotropium eichwaldi L. Extract as a Reducing and Stabilizing Agent
BioNanoScience,
Год журнала:
2024,
Номер
14(4), С. 4532 - 4550
Опубликована: Май 22, 2024
Язык: Английский
Eco-Friendly One-Pot Synthesis of Tetrahydrobenzo[ b ]Pyran and Dihydropyrano[3,2- c ]Chromene Derivatives Using Functionalized Fe 3 O 4 @SiO 2 @SO 3 H Under MWI
Polycyclic aromatic compounds,
Год журнала:
2024,
Номер
unknown, С. 1 - 20
Опубликована: Авг. 23, 2024
The
present
work
describes
a
greener
method
of
preparation
Fe3O4
nanoparticles,
which
are
then
functionalized
to
Fe3O4@SiO2@SO3H,
and
employed
in
the
one-pot
three-component
synthesis
tetrahydrobenzo[b]pyran
dihydropyrano[3,2-c]chromene
derivatives.
These
synthesized
derivatives
an
important
class
heterocyclic
scaffolds
exhibit
significant
potential
as
anti-coagulant,
diuretic,
spasmolytic,
anticancer,
anti-anaphylactic
agents.
prepared
MNP-based
catalysts
were
characterized
using
XRD,
FE-SEM,
VSM,
TG-DTA,
Raman
spectroscopy.
involved
condensation
reaction
enolizable
compounds
with
aldehyde,
dimedone,
ethyl
cyanoacetate
for
tetrahydrobenzo[b]pyran,
aromatic
4-hydroxycoumarin,
malononitrile
synthesis.
was
optimized
different
techniques
such
stirring,
ultrasonication,
microwave
irradiation,
irradiation
demonstrating
faster
product
separation
high
yield.
homogeneity
isolated
analyzed
by
FT-IR,1H-13C-NMR,
mass
spectrometry.
advantages
this
include
its
simplicity,
eco-friendliness,
cost-effectiveness,
it
also
evades
use
toxic
metals
solvents.
is
easily
through
simple
workup
process
recrystallization
ethanol
yields
pure
isolation.
Язык: Английский