Current Opinion in Colloid & Interface Science,
Journal Year:
2023,
Volume and Issue:
64, P. 101689 - 101689
Published: Feb. 25, 2023
In
the
field
of
green
chemistry,
micellar
catalysis
plays
a
central
role
for
organic
solvent
replacement.
Micelles
ensure
solubilization
or
dispersion
catalyst
and
substrates
in
water
imparting
unique
features
terms
chemo-,
regio-
stereoselectivity.
For
metal-catalyzed
reactions,
more
robust
approach
recycling
consists
synthesis
so
called
metallo-surfactants,
which
hydrophilic
metal
containing
headgroup
is
endowed
with
hydrophobic
ponytail,
leading
to
formation
metallo-micelles.
This
fast-growing
research
critically
reviewed
this
contribution,
describing
new
trends
classifying
literature
since
2017
based
on
nature
newly
formed
bond.
Particular
emphasis
reported
specific
metallo-surfactants
activities,
selectivities
recyclability
self-assembling
catalysts.
Chemical Reviews,
Journal Year:
2022,
Volume and Issue:
122(6), P. 6749 - 6794
Published: Feb. 24, 2022
Dipolar
aprotic
and
ethereal
solvents
comprise
just
over
40%
of
all
organic
utilized
in
synthetic
organic,
medicinal,
process
chemistry.
Unfortunately,
many
the
common
"go-to"
are
considered
to
be
"less-preferable"
for
a
number
environmental,
health,
safety
(EHS)
reasons
such
as
toxicity,
mutagenicity,
carcinogenicity,
or
practical
handling
flammability
volatility.
Recent
legislative
changes
have
initiated
implementation
restrictions
on
use
commonly
employed
dipolar
dimethylformamide
(DMF)
N-methyl-2-pyrrolidinone
(NMP),
ethers
1,4-dioxane.
Thus,
with
growing
legislative,
EHS,
societal
pressures,
need
identify
implement
alternative
that
greener,
safer,
more
sustainable
has
never
been
greater.
Within
this
review,
ubiquitous
nature
is
discussed
respect
physicochemical
properties
made
them
so
appealing
chemists.
An
overview
current
being
imposed
discussed.
A
variety
alternative,
garnered
attention
past
decade
then
examined,
case
studies
examples
where
less-preferable
successfully
replaced
safer
highlighted.
Finally,
general
guidance
solvent
selection
replacement
included
Supporting
Information
review.
Journal of the American Chemical Society,
Journal Year:
2023,
Volume and Issue:
145(7), P. 4266 - 4278
Published: Feb. 8, 2023
Savie
is
a
biodegradable
surfactant
derived
from
vitamin
E
and
polysarcosine
(PSar)
developed
for
use
in
organic
synthesis
recyclable
water.
This
includes
homogeneous
catalysis
(including
examples
employing
only
ppm
levels
of
catalyst),
heterogeneous
catalysis,
biocatalytic
transformations,
including
multistep
chemoenzymatic
sequence.
Use
frequently
leads
to
significantly
higher
yields
than
do
conventional
surfactants,
while
obviating
the
need
waste-generating
solvents.
JACS Au,
Journal Year:
2024,
Volume and Issue:
4(2), P. 301 - 317
Published: Jan. 16, 2024
Water
is
considered
to
be
the
most
sustainable
and
safest
solvent.
Micellar
catalysis
a
significant
contributor
chemistry
in
water.
It
promotes
pathways
involving
water-sensitive
intermediates
transient
catalytic
species
under
micelles'
shielding
effect
while
also
replacing
costly
ligands
dipolar-aprotic
solvents.
However,
there
lack
of
critical
information
about
micellar
catalysis.
This
includes
why
it
works
better
than
traditional
organic
solvents,
specific
rules
differ
from
those
conventional
catalysis,
how
limitations
can
addressed
future.
Perspective
aims
highlight
current
gaps
our
understanding
provide
an
analysis
designer
surfactants'
origin
essential
components.
will
fundamental
including
aqueous
micelles
simultaneously
perform
multiple
functions
such
as
solvent,
ligand,
reaction
promoter.
Organic Process Research & Development,
Journal Year:
2021,
Volume and Issue:
25(4), P. 900 - 915
Published: March 17, 2021
The
implications
of
the
use
surfactant
TPGS-750-M
in
water
as
a
micellar
reaction
medium
on
concomitant
aqueous
waste
streams
and
their
sustainable
disposal
have
been
studied.
Biodegradability,
log
Pow,
solubility,
German
hazard
class
determined
enabled
establishment
concept,
which
builds
lipophilicity
ester
group
lability
molecule.
presented
data
examples
suggest
preferred
ways
for
designing
processes
manner.
ACS Sustainable Chemistry & Engineering,
Journal Year:
2022,
Volume and Issue:
10(16), P. 5299 - 5306
Published: April 7, 2022
Construction
of
the
amide/peptide
bond
is
one
most
encountered
transformations
in
pharmaceutical
and
chemical
industries.
Traditional
protocols
rely
on
use
undesirable
organic
solvents,
such
as
N,N-dimethylformamide
(DMF),
N-methyl
pyrrolidone
(NMP),
or
dichloromethane
(CH2Cl2).
These
solvents
adversely
impact
environment,
workers'
safety,
health.
This
has
led
academia
industry
to
search
develop
greener
more
sustainable
amide
forming
synthetic
increase
performance
terms
yield
selectivity
avoid
reduce
dependency
these
hazardous
solvents.
The
following
account
discusses
recent
development
formation
water.
Molecules,
Journal Year:
2023,
Volume and Issue:
28(12), P. 4809 - 4809
Published: June 16, 2023
Many
years
ago,
twelve
principles
were
defined
for
carrying
out
chemical
reactions
and
processes
from
a
green
chemistry
perspective.
It
is
everyone’s
endeavor
to
take
these
points
into
account
as
far
possible
when
developing
new
or
improving
existing
ones.
Especially
in
the
field
of
organic
synthesis,
area
research
has
thus
been
established:
micellar
catalysis.
This
review
article
addresses
question
whether
catalysis
by
applying
reaction
media.
The
shows
that
many
can
be
transferred
an
solvent
medium,
but
surfactant
also
crucial
role
solubilizer.
Thus,
carried
much
more
environmentally
friendly
manner
with
less
risk.
Moreover,
surfactants
are
being
reformulated
their
design,
degradation
add
extra
advantages
match
all
chemistry.
Organic Process Research & Development,
Journal Year:
2024,
Volume and Issue:
28(4), P. 816 - 830
Published: March 14, 2024
From
the
context
of
sustainability,
contemporary
synthetic
organic
chemistry
practices
require
significant
transformation,
as
indicated
by
various
sustainability
matrices
like
atom
economy,
process
mass
intensity
(PMI),
E-factor,
and
DOZN.
These
factors
have
evidently
unveiled
inherent
inefficiencies
intrinsic
to
conventional
protocols
identified
solvents
principal
causative
agent.
In
response,
utilization
water
a
primary
reaction
medium
for
transformations
has
emerged
an
appealing
alternative.
This
approach
flourished
with
emergence
micellar
catalysis,
where
amphiphilic
molecules
alter
bulk
aqueous
medium's
solvation
properties
promote
desired
chemical
transformation
under
milder
sustainable
conditions.
After
2010,
this
technology
gained
considerable
momentum
established
foundational
framework
performing
reactions
conditions,
consequently
mitigating
dependency
on
hazardous
solvents.
perspective,
recent
advances
in
field
catalysis
will
be
discussed
industrial
applications,
along
future
directions
challenges
associated
regime.
