Synthesis of cyclic carbonates from CO2 cycloaddition to bio-based epoxides and glycerol: an overview of recent development
RSC Advances,
Год журнала:
2023,
Номер
13(33), С. 22717 - 22743
Опубликована: Янв. 1, 2023
Anthropogenic
carbon
dioxide
(CO
2
)
emissions
contribute
significantly
to
global
warming
and
deplete
fossil
resources,
prompting
a
shift
bio-based
raw
materials.
Язык: Английский
Upgrading biomass to high-added value chemicals: synthesis of monoterpenes-based compounds using catalytic green chemical pathways
Catalysis Reviews,
Год журнала:
2024,
Номер
unknown, С. 1 - 126
Опубликована: Апрель 8, 2024
Monoterpenes
derived
from
various
biomass
constitute
an
important
platform
for
synthesizing
fragrances,
intermediates,
and
pharmaceuticals.
In
this
review,
the
most
recent
relevant
transformations
of
terpenes
are
discussed
with
primary
focus
on
heterogeneous
catalysis
emphasizing
green
chemistry
chemical
engineering
aspects.
This
review
aims
to
outline
significant
advancements
in
particular
importance
academic
industrial
research.
is
accomplished
by
highlighting
pivotal
reactions,
including
oxidation,
epoxidation,
hydroformylation,
CO2
cycloaddition,
isomerization,
condensation,
one-pot
synthesis
(such
as
tandem
telescopic
reactions),
using
catalytic
routes
that
have
been
published
literature
last
decade.
The
provides
insights
catalyst
design
mentioned
above
tailoring
selectivity
highlights
structure–activity
relationship.
Язык: Английский
Silicon Oxycarbide (SiOC)-Supported Ionic Liquids: Heterogeneous Catalysts for Cyclic Carbonate Formation
ACS Sustainable Chemistry & Engineering,
Год журнала:
2024,
Номер
12(4), С. 1455 - 1467
Опубликована: Янв. 18, 2024
Silicon
oxycarbides
(SiOCs)
impregnated
with
tetrabutylammonium
halides
(TBAX)
were
investigated
as
an
alternative
to
silica-based
supported
ionic
liquid
phases
for
the
production
of
bio-based
cyclic
carbonates
derived
from
limonene
and
linseed
oil.
The
support
materials
(SILPs)
characterized
via
Fourier
transform
infrared
spectroscopy,
thermogravimetric
analysis,
nitrogen
adsorption,
X-ray
photoelectron
microscopy,
solvent
adsorption.
silicon
oxycarbide
supports
pyrolyzed
at
300–900
°C
prior
being
coated
different
further
used
heterogeneous
catalysts
formation
in
batch
mode.
Excellent
selectivities
97–100%
yields
53–62%
obtained
chloride
on
oxycarbides.
For
comparison,
catalytic
performance
commonly
employed
silica-supported
liquids
was
under
same
conditions.
species
triggered
a
diol
byproduct,
leading
lower
selectivity
87%
yield
48%.
Ultimately,
macroporous
monolithic
SiOC-SILPs
suitable
permeability
characteristics
(k1
=
10–11
m2)
produced
photopolymerization-assisted
solidification
templating
applied
selective
continuous
carbonate
supercritical
carbon
dioxide
reagent
sole
solvent.
Constant
product
output
over
48
h
without
concurrent
catalyst
leaching
achieved.
Язык: Английский
A step closer to sustainable CO2 conversion: Limonene carbonate production driven by ionic liquids
Journal of Cleaner Production,
Год журнала:
2024,
Номер
460, С. 142587 - 142587
Опубликована: Май 16, 2024
This
work
aims
to
advance
the
biocarbonate
concept
by
developing
first
process
produce
limonene
carbonate
based
on
ionic
liquids
(ILs).
Conventional
petroleum-derived
cyclic
carbonates
are
recognized
products
partially
composed
of
CO2
with
main
drawback
high
energy
consumption
that
imposes
epoxide
production.
In
contrast,
natural
epoxidable
compounds,
such
as
terpenes,
stand
out
in
literature
a
more
sustainable
open
research
line
enable
conversion
processes
better
indicators.
Limonene,
an
abundant
compound,
is
identified
key
terpene
aforementioned
discussion.
Ammonium-based
ILs
experimentally
selected
and
optimized,
after
covering
massive
anion
cation
substituent
tuning,
achieving
selectivity
competitive
yields
carbonate.
The
reaction-extraction
platform
concept,
which
recovers
catalyst
liquid-liquid
extraction,
envisioned
developed
using
rational
experimental-computational
approach.
concludes
novel
effectively
IL
water
extracting
solvent.
Ultimately,
taking
simulation,
emissions
assessment
was
conducted.
Using
renewable
raw
materials
enhances
sustainability
carbonate,
reducing
global
warming
impact
compared
fossil-based
epoxides.
However,
extraction
epoxidation
have
tangible
overall
result
balance,
turning
efforts
outside
battery
limits
search
production
negative
neat
may
change
paradigm
fixation
through
cycloaddition
reactions.
Язык: Английский
Recent Advances and Multiple Strategies of Monoterpenoid Overproduction in Saccharomyces cerevisiae and Yarrowia lipolytica
ACS Synthetic Biology,
Год журнала:
2024,
Номер
13(6), С. 1647 - 1662
Опубликована: Июнь 11, 2024
Monoterpenoids
are
an
important
subclass
of
terpenoids
that
play
roles
in
the
energy,
cosmetics,
pharmaceuticals,
and
fragrances
fields.
With
development
biotechnology,
microbial
synthesis
monoterpenoids
has
received
great
attention.
Yeasts
such
Saccharomyces
cerevisiae
Yarrowia
lipolytica
emerging
as
potential
hosts
for
production
because
unique
advantages
including
rapid
growth
cycles,
mature
gene
editing
tools,
clear
genetic
background.
Recently,
advancements
metabolic
engineering
fermentation
have
significantly
enhanced
accumulation
cell
factories.
First,
this
review
introduces
biosynthetic
pathway
comprehensively
summarizes
latest
strategies,
which
encompass
enhancing
precursor
flux,
modulating
expression
rate-limited
enzymes,
suppressing
competitive
mitigating
cytotoxicity,
optimizing
substrate
utilization,
refining
process.
Subsequently,
four
representative
monoterpenoids.
Finally,
we
outline
future
prospects
efficient
construction
factories
tailored
other
terpenoids.
Язык: Английский
MOFs derived acid-base regulation strategies of CuZnAl catalyst for boosting CO2 hydrogenation to methanol
Molecular Catalysis,
Год журнала:
2025,
Номер
579, С. 115089 - 115089
Опубликована: Апрель 5, 2025
Язык: Английский
Supported Ionic Liquid Phase (SILP) Allylic Alkylation of Amines in Continuous Flow
ChemCatChem,
Год журнала:
2023,
Номер
15(12)
Опубликована: Апрель 6, 2023
We
present
the
use
of
Pd-complex-containing
supported
ionic
liquid
phases
(SILPs)
as
a
novel
approach
for
continuous-flow
allylic
alkylation
Язык: Английский
Flowing Forward: Continuous Synthesis of and with Ionic Liquids
European Journal of Organic Chemistry,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 1, 2024
Abstract
Herein,
the
developments
in
field
of
continuous
ionic
liquid
synthesis
and
utilization
from
last
seven
years
are
reviewed.
Starting
by
discussing
recent
strategies
for
preparation
liquids
themselves
different
flow
reactors,
review
will
further
focus
on
various
employing
liquids.
The
application
processes,
particularly
as
supported
catalytic
layers,
has
drawn
significant
scientific
interest
decades.
These
catalyst
frameworks
provide
a
versatile
tool
many
organic
transformations,
their
became
an
attractive
strategy
approaches.
Язык: Английский