Food Chemistry Advances,
Год журнала:
2024,
Номер
4, С. 100634 - 100634
Опубликована: Фев. 1, 2024
Fruit
waste
in
million
tonnes
is
generated
every
year
across
the
world.
This
often
leaves
an
environmental
footprint
landfills
and
disposal
sites
when
not
carefully
transformed
into
useful
bioproducts.
Based
on
synthesis
of
data
evidences
from
most
recent
literature,
this
review
presents
sources
nutrient
composition
fleshy
fruit
waste,
also
elaborates
bioactive
compounds
found
them.
In
addition,
green
chemistry
principles
for
conversion
which
involve
pre-treatment,
drying,
fermentation,
extraction
(solvent
supercritical
fluid),
activation,
transesterification,
carbonization
were
particularly
highlighted.
The
fact
that
high
fibre,
protein,
carbohydrates,
fat,
phytochemicals
other
opens
it
up
to
multiple
possibilities
as
biomaterials
food
supplement,
medical,
textile,
livestock
feed
agro-allied
industries.
There
are
quite
some
proven
advances
improvements
concerning
valorization
waste.
However,
due
attention
must
be
further
given
techniques
indispensable
remains
biomass
biorefinery
approaches.
Accordingly,
more
research
innovation
sustainable
technologies
still
needed
valorize
such
ways
minimize
generation
hazardous
or
toxic
substances
entire
system.
Nanomaterials,
Год журнала:
2022,
Номер
12(10), С. 1754 - 1754
Опубликована: Май 21, 2022
In
the
current
world
situation,
population
and
industrial
growth
have
become
major
problems
for
energy
environmental
concerns.
Extremely
noxious
pollutants
such
as
heavy
metal
ions,
dyes,
antibiotics,
phenols,
pesticides
in
water
are
main
causes
behind
deprived
quality
leading
to
inadequate
access
clean
water.
this
connection,
graphite
carbon
nitride
(GCN
or
g-C3N4)
a
nonmetallic
polymeric
material
has
been
utilized
extensively
visible-light-responsive
photocatalyst
variety
of
applications.
This
review
focuses
on
recent
developments
design
photocatalytic
applications
metal-doped
GCN-based
nanomaterials
CO2
photoreduction,
splitting
toward
hydrogen
production,
bacterial
disinfection,
organic
pollutant
degradation.
Additionally,
discusses
various
methods
using
materials
optimize
dye
sensitization,
deposition,
ion
doping,
their
Arabian Journal of Chemistry,
Год журнала:
2023,
Номер
16(8), С. 104863 - 104863
Опубликована: Март 30, 2023
Fabrication
of
noble
metal
nanoparticles
by
using
green
chemical
method
with
plant
extract
as
reducing
agent
to
the
in
situ
oxidation
toxic
water
contaminants
have
been
subject
various
investigators
due
their
enhanced
catalytic
efficiencies.
This
paper
describes
extraction
caffeic
acid
from
Artemisia
herba-alba
aqueous
extract,
and
preparation
silver
(Ag),
platinum
(Pt),
silver-platinum
(Ag-Pt)
a
capping
agent.
The
as-prepared
Ag-Pt
NPs
was
used
heterogeneous
activator
persulphate
(K2S2O8)
for
malachite
(MG).
shows
no
surface
Plasmon
resonance
absorption
band.
dye
completely
decolorized
presence
Ag-Pt/K2S2O8
system.
SO4-•
HO•
radicals
generated
cleavage
S2O82-
peroxide
activation
were
responsible
MG
decolorization
well
mineralization.
acted
sacrificial
electron
donor.
characterized
conventional
techniques
such
as,
UV–visible,
FTIR,
SEM,
TEM,
EDX,
XPS,
XRD
spectroscopic
methods.
Green Chemistry Letters and Reviews,
Год журнала:
2022,
Номер
15(3), С. 765 - 795
Опубликована: Июль 3, 2022
1,8-Diazabicyclo[5.4.0]undec-7-ene
(DBU)
has
received
a
significant
importance
in
organic
synthesis
during
recent
years
because
of
its
interesting
ability
to
catalyze
reaction
sufficiently
at
mild
conditions.
DBU
can
work
as
catalyst
under
simple
conditions
inducing
the
operational
simplicity
experimental
procedures
by
reducing
side
products
and
waste.
The
notable
advantages
these
cases
include
less
expensive
which
is
commercially
readily
available,
easy
handle,
most
importantly
recoverable.
been
explored
for
several
practical
methodologies
highly
useful
wide
variety
materials.
selectivity
(chemo-,
regio-,
stereo-)
reactions
impressive
applicable
modern
chemical
transformations.
possesses
enhanced
basic
properties
high
mechanical
well
thermal
stability.
In
years,
large
number
transformations
have
carried
out
using
catalyst.
successfully
employed
conduct
including
usual
modifications,
cyclizations,
eliminations,
esterifications,
condensation
reactions,
multicomponent
etc.
fact,
last
few
decades,
tremendous
interest
sparked
various
promoted
publications
appeared
literature.
Since
catalyzed
recently
proven
be
important
we
review
this
article
protocols
Green Chemistry,
Год журнала:
2023,
Номер
25(16), С. 6120 - 6148
Опубликована: Янв. 1, 2023
This
article
presents
a
review
of
the
reports
on
catalyst-free
mechanochemical
organic
transformations
and
ability
to
initiate
reactions
that
are
extremely
difficult/impossible
occur
is
notable
advancement
process.
Green Chemistry,
Год журнала:
2022,
Номер
24(16), С. 6215 - 6223
Опубликована: Янв. 1, 2022
WEPA,
a
waste
biomass-derived
catalyst,
was
used
to
synthesize
quinoxalines
from
aryl/heteroaryl
1,2-diamines
and
α-hydroxy
ketones
via
metal
catalyst/added
oxidant-free
sequential
condensation–cyclization–oxidation
process.
Crystals,
Год журнала:
2023,
Номер
13(2), С. 330 - 330
Опубликована: Фев. 15, 2023
The
Pipper
nigram
(P.
nigram)
leaf
extract
was
used
for
the
biosynthesis
of
copper
oxide
nanoparticles
(CuO
NPs)
and
successful
formation
resultant
product
confirmed
through
several
physicochemical
techniques.
chemical
structure
elemental
composition
were
analysed
Fourier
transform
infrared
(FTIR)
energy
dispersive
X-ray
(EDX)
spectroscopies,
respectively.
crystalline
crystallite
size
investigated
an
diffractometer
(XRD)
a
monoclinic
with
40.68
nm
reported.
Even-distributed
particles
average
particle
49.75
seen
in
scanning
electron
micrograph
(SEM),
whereas
thermal
stability
checked
during
thermogravimetric
analysis
(TGA).
ultra-violet
visible
(UV-Visible)
spectroscopy
operated
to
study
light
absorbance
phenomena
determine
band
gap
from
absorption
edge,
which
found
be
1.47
eV.
CuO
NPs
as
antibacterial
agents
against
gram-negative
bacteria
(GNB)
gram-positive
(GPB),
greater
inhibition
zones
former
one.
antioxidant
test
also
carried
out
2,2′-azino-bis(3-ethylbenzothiazoline-6-sulfonic
acid)
(ABTS)
free
radicals
potential
higher
than
ascorbic
acid.
