Solvent and guest-binding-controlled chiroptical inversion of molecular devices based on pseudo[1]catenane-type pillar[5]arene derivatives
Chinese Chemical Letters,
Год журнала:
2023,
Номер
35(1), С. 108757 - 108757
Опубликована: Июль 1, 2023
Язык: Английский
Interfacial Self-Assembly of Organized Ultrathin Films of Tripodal Metal-Terpyridyl Coordination Polymers as Luminophores and Heterogeneous Catalysts for Photocatalytic CO2 Reduction
Langmuir,
Год журнала:
2023,
Номер
39(13), С. 4777 - 4788
Опубликована: Март 22, 2023
Metal-directed
interfacial
self-assembly
of
well-defined
coordination
polymer
(CP)
ultrathin
films
can
control
the
metal
complex
arrangement
and
distribution
at
molecular
level,
providing
a
convenient
route
for
design
fabrication
novel
opto-electrical
devices
heterogeneous
catalysts.
Here,
we
report
assembly
two
series
CP
multilayers
with
transition-metal
ions
Fe2+,
Co2+,
Zn2+
Tb3+
as
connectors
tripodal
terpyridyl
ligands
4,4',4″-(1,3,5-triazine-2,4,6-triyl)tris(1-(4-([2,2':6',2″-terpyridin]-4'-yl)benzyl)pyridin-1-ium)
(TerPyTa)
4,4',4″-(benzene-1,3,5-triyl)tris(1-(4-([2,2':6',2″-terpyridin]-4'-yl)benzyl)pyridin-1-ium)
(TerPyBen)
linkers
air-water
interface.
The
as-prepared
Langmuir-Blodgett
(LB)
display
strong
luminescence,
emission
wavelength
relative
intensity
dependent
on
both
linkers;
among
them,
Zn-TerPyTa
Zn-TerPyBen
CPs
give
off
strongest
luminescent
centered
about
370
nm
an
lifetime
approximately
0.2-0.3
ns.
Tb-TerPyTa
490,
546,
586,
622
nm,
attributed
to
5D4
7F3-6
electron
transitions
typical
ions.
Finally,
these
LB
act
efficient
photocatalysts
CO2
reduction
selectively
produce
CO.
catalytic
efficiency
be
optimized
by
adjusting
experimental
conditions
(light
sensitizer,
donor,
water
content)
composition
(metal
ion
ligand)
excellent
yield
up
248.1
mmol
g-1.
In
particular,
it
is
revealed
that,
under
same
conditions,
Fe-TerPyTa
film
nearly
2
3
orders
magnitude
higher
than
that
other
metalated
complexes
investigated
in
homogeneous
system.
UV-vis
spectroscopy
cyclic
voltammetry
studies
demonstrated
dual
active
sites
Fe-terpyridine
TerPyTa
units
contribute
enhanced
activity.
This
work
provides
effective
method
introduce
earth-abundant
into
construct
noble-metal-free
reduction.
Язык: Английский
Cross-linked supramolecular polymer networks constructed by pillar[5]arene-based host–guest recognition and coordination/oxidation of catechol
Polymer Chemistry,
Год журнала:
2022,
Номер
13(25), С. 3763 - 3767
Опубликована: Янв. 1, 2022
Two
cross-linked
supramolecular
polymers
are
constructed
by
pillar[5]arene-based
molecular
recognition
and
mussel-inspired
coordination/oxidation
of
catechol.
Язык: Английский
Cyclodextrin-pillar[n]arene hybridized macrocyclic systems
Organic & Biomolecular Chemistry,
Год журнала:
2022,
Номер
20(21), С. 4278 - 4288
Опубликована: Янв. 1, 2022
A
hybrid
system
containing
cyclodextrin
and
pillar[
n
]arene
was
developed,
which
combines
the
advantages
of
both,
recent
progress
in
its
preparation
application
is
summarized
this
review.
Язык: Английский
Calix[n]arene-Based Coordination Cage and Its Application to Electrocatalysis
ACS symposium series,
Год журнала:
2022,
Номер
unknown, С. 137 - 154
Опубликована: Ноя. 21, 2022
The
calixarene-based
ligand—4-tert-butylsulfonylcalix[4]arene
has
the
capacity
of
coordinating
with
various
metal
cations
either
individually
by
itself
or
together
carboxylate/thiol-containing
coligands.
Interestingly,
different
types
cations,
counterions
and
variable
solvents
not
only
generated
diverse
coordinated
cages
special
morphology
topology,
but
also
provided
a
tool
in
controlling
their
porosities,
hierarchical
architectures,
physiochemical
properties.
Particularly,
those
porous
structures,
properly
sized
cage/cavity-like
spaces,
as
well
selected
active
elemental
components
greatly
promoted
applications
to
electrocatalytic
reactions
such
hydrogen
evolution
reaction,
oxygen
reaction
reduction
reaction.
In
this
chapter,
we
summarized
discussed
preparation
electrocatalysis,
academic
industrial
concerns
suggestions
future
researches.
Язык: Английский