ACS Omega,
Journal Year:
2025,
Volume and Issue:
10(7), P. 6839 - 6856
Published: Feb. 14, 2025
In
recent
years,
deep
eutectic
solvents
(DESs)
have
garnered
significant
attention
as
promising
green
alternatives
to
conventional
organic
for
a
wide
range
of
applications.
this
study,
four
novel
polyethylene
glycol
(PEG)-based
DESs
were
prepared
and
evaluated
their
physicochemical
properties,
including
density,
dynamic
viscosity,
kinematic
viscosity.
Fourier
transform
infrared
spectroscopy
(FT-IR)
NMR
analyses
revealed
substantial
intermolecular
interactions
between
the
hydrogen
bond
donor
acceptor
components,
confirming
formation
stable
DES
systems.
The
application
was
tested
in
biological
separation,
specifically
selective
extraction
bovine
serum
hemoglobin
(BHb).
This
study
demonstrates
efficacy
PEG-based
selectively
extracting
BHb.
Among
studied,
DES-4
(PEG-600)
achieved
highest
efficiency
88%,
while
maintaining
protein
stability.
Spectroscopic
techniques,
UV–visible,
fluorescence,
light
scattering,
circular
dichroism,
FT-IR,
employed
investigate
mechanism,
conformational
changes
structure,
DES-protein
interactions.
These
methods
provided
insights
into
structural
stability
functionality
BHb
during
process.
characterizations
confirmed
unique
properties
DESs,
making
them
viable
candidates
sustainable
extraction.
Their
compatibility,
excellent
efficiency,
short
separation
times
underscore
potential
environmentally
friendly
long-lasting
substitutes
techniques.
highlights
advancement
chemistry
biotechnological
applications,
offering
an
efficient
platform
integrity.
Microchemical Journal,
Journal Year:
2024,
Volume and Issue:
198, P. 110178 - 110178
Published: Feb. 17, 2024
Natural
deep
eutectic
solvents
(NADES)
have
gained
significant
attention
as
green
due
to
their
unique
properties,
such
high
solubility,
low
volatility,
toxicity,
and
tunability.
Liquid
phase
microextraction
(LPME)
is
a
sample
preparation
technique
that
plays
crucial
role
in
analytical
chemistry,
the
use
of
NADES
extraction
LPME
offers
numerous
benefits
compared
traditional
solvents.
can
effectively
extract
bioactive
compounds
from
natural
sources
without
damaging
structure
activity.
They
also
serve
catalysts
organic
reactions,
enhancing
bioavailability
compounds.
In
addition,
be
utilized
mobile
or
stationary
phases
chromatographic
techniques
for
separating
analyzing
The
review
highlights
efficiency
terms
ability,
analyte
stabilization
capacity,
detection
compatibility.
Moreover,
availability
components,
ease
preparation,
cost-effectiveness,
biodegradability
make
attractive
researchers
field
chemistry.
applications
contribute
principles
chemistry
by
providing
sustainable
environmentally
friendly
approach
preparation.
A
comprehensive
overview
liquid
provided,
emphasizing
potential
advancing
practices
Physical Chemistry Chemical Physics,
Journal Year:
2022,
Volume and Issue:
24(22), P. 13474 - 13509
Published: Jan. 1, 2022
Deep
eutectic
solvents
(DESs)
have
emerged
as
a
new
class
of
green,
designer
and
biocompatible
solvents,
an
alternative
to
conventional
organic
ionic
liquids
(ILs)
which
are
comparatively
toxic
non-biodegradable.
Journal of Agricultural and Food Chemistry,
Journal Year:
2022,
Volume and Issue:
70(38), P. 11860 - 11879
Published: Sept. 13, 2022
Due
to
their
low
cost,
biodegradability,
and
ease
of
preparation,
deep
eutectic
solvents
(DESs)
are
considered
promising
green
alternatives
conventional
solvents,
as
exploiting
has
been
a
research
focus
for
achieving
sustainable
development
goals.
Most
DESs
in
published
studies
hydrophilic.
On
the
other
hand,
DES's
hydrophilicity
restricts
its
practical
applicability
just
polar
molecules,
which
is
vital
disadvantage
this
extractant.
Hydrophobic
DES
(HDES)
developed
new
extractant
adept
at
extracting
nonpolar
inorganic
organic
compounds
from
aqueous
systems.
Although
there
little
on
HDESs
(HDES
publications
account
<10%
DES),
specific
intriguing
applications
have
discovered,
requiring
investigation
comparisons.
As
result,
review
covers
emerging
HDES
detecting
pesticide
residues,
food
additives,
contaminants
packaging,
heavy
metals,
separation
extraction
processes
food.
According
available
literature,
potential
overcome
limitations
hydrophilic
be
used
broader
range
with
greater
efficiency,
received
attention.
expected
substitute
lot
harmful
extractants
analytical
reasons
(food
chemistry)
future.
Besides,
were
reviewed,
future
provided.
This
will
serve
reference
chemistry
advocates
practitioners
science
who
want
minimize
pollution
improve
efficiency
benefit
further
HDESs.
Nanomaterials,
Journal Year:
2023,
Volume and Issue:
13(7), P. 1164 - 1164
Published: March 24, 2023
The
first
report
of
deep
eutectic
solvents
(DESs)
was
released
in
2003
and
identified
as
a
new
member
ionic
liquid
(IL),
involving
innovative
chemical
physical
characteristics.
Using
green
solvent
technology
concerning
economical,
practical,
environmental
aspects,
DESs
open
the
window
for
sustainable
development
nanomaterial
fabrication.
assist
different
fabrication
processes
design
nanostructures
with
specific
morphology
properties
by
tunable
reaction
conditions.
synthesis
reactions
can
reduce
required
high
temperature
pressure
conditions
decreasing
energy
consumption
risk
contamination.
This
review
paper
provides
recent
applications
advances
strategy
nanomaterials.
application
wet-chemical
processes,
nanosize
reticular
material
fabrication,
electrodeposition/electrochemical
nanostructures,
electroless
deposition,
based
nano-catalytic
nanofluidic
systems
are
discussed
highlighted
this
review.
Molecules,
Journal Year:
2023,
Volume and Issue:
28(1), P. 415 - 415
Published: Jan. 3, 2023
C.
vulgaris
microalgae
biomass
was
employed
for
the
extraction
of
valuable
bioactive
compounds
with
deep
eutectic-based
solvents
(DESs).
Particularly,
Choline
Chloride
(ChCl)
based
DESs,
ChCl:1,2
butanediol
(1:4),
ChCl:ethylene
glycol
(1:2),
and
ChCl:glycerol
(1:2)
mixed
water
at
70/30
w/w
ratio
were
used
that
purpose.
The
extracts’
total
carotenoid
(TCC)
phenolic
contents
(TPC),
as
well
their
antioxidant
activity
(IC50),
determined
within
process
identification
most
efficient
solvent.
This
screening
procedure
revealed
(1:4)/H2O
compelling
solvent;
thus,
it
thereafter
optimization.
Three
parameters,
i.e.,
solvent-to-biomass
ratio,
temperature,
time
studied
regarding
impact
on
extract’s
TCC,
TPC,
IC50.
For
experimental
design
optimization,
statistical
tool
Response
Surface
Methodology
used.
resulting
models’
predictive
capacity
confirmed
experimentally
by
carrying
out
two
additional
extractions
under
conditions
different
from
design.