The
utilization
of
emitted
CO
2
as
a
carbon
source
for
the
manufacturing
chemicals,
and
materials
is
highly
active
field
research
that
aims
at
recycling
(waste)
back
into
value
chain.
topic
has
recently
gained
renewed
interest
due
to
CO2
increasing
atmospheric
concentration
consequent
climatic
impact.
In
fact,
an
abundant,
nontoxic
readily
available
renewable
C1
building
block,
furthermore
do
not
compete
with
food
production.
One
most
attractive
strategies
involves
total
incorporation
moiety
high
energetic
organic
substrate,
without
affecting
oxidation
state
centre.
This
process
although
addressing
accessible
thermodynamic
barriers,
requires
high-energy
which
normally
obtained
from
fossil
resources.
Recently
many
groups
have
focused
on
combination
bio-based
substrates,
namely
derived
waste
biomass.
strategy
specially
in
context
production
fully
sustainable
new
chemicals
chemical
industry.
However,
substrates
are
much
less
reactive
turning
catalysis
critical
factor
regarding
techno-economic
viability
process.
chapter
will
present
overview
promising
catalytic
systems
developed,
analyse
trends
focus
future
challenges.
Chemical Society Reviews,
Год журнала:
2022,
Номер
51(23), С. 9831 - 9852
Опубликована: Янв. 1, 2022
Porous
organic
polymers
(POPs)
have
long
been
considered
as
prime
candidates
for
carbon
dioxide
(CO2)
capture,
separation,
and
conversion.
Especially
their
permanent
porosity,
structural
tunability,
stability
relatively
low
cost
are
key
factors
in
such
considerations.
Whereas
heteratom-rich
microporous
networks
well
amine
impregnation/functionalization
actively
exploited
to
boost
the
CO2
affinity
of
POPs,
recently,
focus
has
shifted
engineering
pore
environment,
resulting
a
new
generation
highly
POPs
rich
heteroatoms
featuring
abundant
catalytic
sites
capture
conversion
into
value-added
products.
In
this
review,
we
aim
provide
insights
structure-property
relationships
governing
using
highlight
recent
advances
field.
Angewandte Chemie International Edition,
Год журнала:
2022,
Номер
61(22)
Опубликована: Март 10, 2022
Abstract
Carbon
dioxide
is
a
renewable,
inexhaustible,
and
cheap
alternative
to
fossil
resources
for
the
production
of
fine
chemicals
plastics.
It
can
notably
be
converted
into
exovinylene
cyclic
carbonates,
unique
synthons
gaining
momentum
preparation
an
impressive
range
important
organic
molecules
functional
polymers,
in
reactions
proceeding
with
100
%
atom
economy
under
mild
operating
conditions
most
cases.
This
Review
summarizes
recent
advances
their
synthesis
particular
attention
on
describing
catalysts
needed
discussing
reactivity
these
CO
2
‐based
heterocycles
construction
diverse
building
blocks
(functional)
polymers.
We
also
discuss
challenges
future
perspectives
field.
ACS Sustainable Chemistry & Engineering,
Год журнала:
2023,
Номер
11(6), С. 2066 - 2078
Опубликована: Фев. 2, 2023
Porous
organic
polymers
(POPs)
continue
to
garner
immense
attention
for
CO2
capture
and
sequestration
(CCS)
as
well
fixation
generate
useful
chemicals
alleviating
global
warming.
Functionally
engineered,
visible
light
responsive
photopolymers
with
extended
π-conjugation
abundant
heteroatoms
enable
photogenerated
charge
carriers,
enhancement
in
absorption,
higher
separation,
reduction
recombination
during
photocatalysis.
In
this
work,
we
have
explored
the
construction
of
a
chemically
stable,
pyridine-equipped,
imine-linked
porous
polymer
(Py-POP)
by
template-free
Schiff
base
condensation
1,3,5-tris(4-aminophenyl)
benzene
(APB)
2,6-pyridinedicarboxaldehyde
(PDC).
This
donor–acceptor
Py-POP
extensive
π-conjugations
enables
photocatalytic
styrene
epoxide
(STE)
under
illumination.
We
achieved
an
impressive
conversion
STE
carbonate
(STC)
(∼99%)
optimized
reaction
conditions
using
tert-butyl
ammonium
bromide
(TBAB)
promoter.
Both
efficient
adsorption
activation
are
enabled
existence
both
imine
pyridine
moieties
Py-POP.
The
interaction
between
is
further
illustrated
density
functional
theory
(DFT)
calculations
that
show
all
POP-CO2
interactions
favorable
exergonic.
Using
situ
diffuse
reflectance
infrared
Fourier
transform
spectroscopy
(DRIFTS)
characterization
techniques,
elucidate
mechanistic
pathways
active
key
surface
species
photofixation
Our
results
provide
insight
into
effectiveness
efficient,
sustainable
photocatalysts
light-driven
various
energy
applications.
RSC Advances,
Год журнала:
2025,
Номер
15(8), С. 5977 - 5988
Опубликована: Янв. 1, 2025
Synthesis
and
characterization
of
a
heterogeneous
catalyst
based
on
silica
supported
Zn(
ii
)–hydrazone
complex
its
activity
in
the
chemical
CO
2
fixation
reaction
have
been
reported.
ACS Sustainable Chemistry & Engineering,
Год журнала:
2023,
Номер
11(6), С. 2634 - 2646
Опубликована: Янв. 27, 2023
Cellulosic
poly(ionic
liquid)s
([Cellmim][Br])
with
a
degree
of
substitution
(DS)
in
the
range
0.32–0.89
were
synthesized
successfully
via
homogeneous
transesterification
reaction
cellulose
1-(2-methoxyacetyl)-3-methyl
imidazole
bromide
IL
([Mmim][Br])
DBU/DMSO/CO2
solvent
system.
The
structure
and
properties
these
novel
materials
have
been
fully
characterized.
liquid)
POF
polymers
(POF-[Cellmim][Br])
then
obtained
by
an
situ
crosslinking
without
adding
exterior
catalyst.
porosity
POF-[Cellmim][Br]
can
be
modulated.
functioned
as
green,
efficient,
highly
active
catalysts
for
cycloaddition
reactions
epoxides
carbon
dioxide
under
solvent-free
co-catalyst-free
conditions.
These
gave
high
yields
(up
to
97%),
catalyst
easily
separated
excellent
reusability
no
significant
change
its
structure.
A
plausible
mechanism
epoxide
is
proposed
based
on
experimental
results.
This
work
provided
new
strategy
prepare
cellulosic-PIL
offered
platform
understand
cooperative
effects
porous
nucleophilic
anions
epoxides.
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.
