ACS Sustainable Chemistry & Engineering,
Journal Year:
2023,
Volume and Issue:
11(6), P. 2139 - 2150
Published: Feb. 2, 2023
A
self-assembly
fluorescent
gelator
(DIAN)
based
on
a
3,4-diamine-naphthalimide
derivative
was
constructed
for
sensing
of
multiple
hazardous
substances.
The
DIAN
self-assembled
into
organogels
to
form
tightly
packed
nanofiber
morphologies
with
hydrophobicity
(water
contact
angles
in
the
range
130–146°).
responded
phosgene
ratiometric
mode,
while
it
thionyl
chloride
(SOCl2)
and
oxalyl
((COCl)2)
under
"turn-off"
mode.
Results
obtained
from
NMR
HRMS
experiments
demonstrated
mechanism,
observed
that
phosgene,
SOCl2,
(COCl)2
initially
reacted
two
amine
groups
naphthalimide.
corresponding
cyclization
products
were
formed,
this
induced
changes
fluorescence
emission.
Low
limit
detection
(LOD)
values
recorded
solution
(LOD
=
4.21,
1.98,
1.29
nM)
xerogel
films
105,
69.1,
33.3
ppb).
results
reported
herein
can
help
provide
new
platform
monitoring
toxic
chloride,
chloride.
Chemical Society Reviews,
Journal Year:
2023,
Volume and Issue:
52(22), P. 8005 - 8058
Published: Jan. 1, 2023
Afterglow
materials
have
attracted
widespread
attention
owing
to
their
distinctive
and
long-lived
optical
emission
properties
which
create
exciting
opportunities
in
various
fields.
Aggregate,
Journal Year:
2022,
Volume and Issue:
4(1)
Published: July 12, 2022
Abstract
Purely
organic
room
temperature
phosphorescence
(RTP)
materials
have
aroused
increasing
interests
in
recent
years
and
been
widely
applied
anti‐counterfeiting,
biological
imaging,
sensing,
etc.
Currently,
these
can
be
efficiently
developed
crystalline
states
amorphous
polymer‐doped
systems.
However,
achieving
RTP
solution,
especially
water
is
still
a
formidable
challenge.
Recently,
reports
on
aqueous
phase
some
feasible
design
strategies
proposed;
however,
related
investigations
are
limited
there
lack
of
systematic
reviews.
Therefore,
we
summarized
the
cases
emission
with
primarily
focusing
properties
efficient
(e.g.,
forming
nanoparticles
from
phosphorescent
molecules
macrocyclic
supramolecular
assembly).
Moreover,
promising
applications
bio‐imaging
sensing
were
discussed.
Some
detailed
perspectives
concerning
application
provided
hope
to
provide
inspiration
for
future
development
RTP.
Advanced Materials,
Journal Year:
2022,
Volume and Issue:
34(38)
Published: June 30, 2022
Noncovalent
macrocycle-confined
supramolecular
purely
organic
room-temperature
phosphorescence
(RTP)
is
a
current
research
hotspot.
Herein,
high-efficiency
noncovalent
polymerization-activated
near-infrared
(NIR)-emissive
RTP-harvesting
system
in
aqueous
solution
based
on
the
stepwise
confinement
of
cucurbit[7]uril
(CB[7])
and
β-cyclodextrin-grafted
hyaluronic
acid
(HACD),
reported.
Compared
with
dodecyl-chain-bridged
6-bromoisoquinoline
derivative
(G),
dumbbell-shaped
assembly
G⊂CB[7]
presents
an
appeared
complexation-induced
RTP
signal
at
540
nm
via
first
CB[7].
Subsequently,
benefitting
from
encapsulation
β-cyclodextrin
cavity,
subsequent
polymerization
binary
enabled
by
HACD
can
contribute
to
further-enhanced
emission
intensity
approximately
eight
times
addition
increased
lifetime
59.0
µs
0.581
ms.
Moreover,
upon
doping
small
amount
two
types
dyes,
Nile
blue
or
tetrakis(4-sulfophenyl)porphyrin
as
acceptor
into
@
HACD,
efficient
energy
transfer
occurs
accompanied
long-lived
NIR-emitting
performance
(680
710
nm)
high
donor/acceptor
ratio.
Intriguingly,
prepared
successfully
applied
for
targeted
NIR
imaging
living
tumor
cells
utilizing
targeting
ability
acid,
which
provides
new
strategy
create
advanced
water-soluble
phosphorescent
materials.
Chemical Society Reviews,
Journal Year:
2023,
Volume and Issue:
52(4), P. 1428 - 1455
Published: Jan. 1, 2023
Cucurbit[n]uril
supramolecular
chemistry
has
developed
rapidly
since
2001
when
different
cucurbit[n]uril
homologues
(Q[n])
were
successfully
separated
in
pure
form.
The
combination
of
Q[n]
cavity
size
and
various
types
external
stimuli
given
birth
to
numerous
Q[n]-based
mechanically
interlocked
molecules
(MIMs),
including
(pseudo)rotaxanes,
catenanes,
dendrimers
poly(pseudo)rotaxanes.
In
this
review
article,
the
important
advances
field
MIMs
over
past
two
decades
are
highlighted.
This
also
describes
examples
heterowheel
(pseudo)rotaxanes
poly(pseudo)rotaxanes
involving
Q[n]s,
reflects
on
opportunities
challenges
constructing
stimuli-responsive
MIMs.
Accounts of Chemical Research,
Journal Year:
2022,
Volume and Issue:
55(23), P. 3417 - 3429
Published: Nov. 16, 2022
ConspectusHyaluronic
acid
(HA),
which
contains
multiple
carboxyl,
hydroxyl,
and
acetylamino
groups
is
an
agent
that
targets
tumors,
has
drawn
great
attention
in
supramolecular
diagnosis
treatment
research.
It
can
not
only
assemble
directly
with
macrocyclic
host–guest
complexes
through
hydrogen
bonding
electrostatic
interactions
but
also
be
modified
compounds
or
functional
guest
molecules
by
amidation
reaction
used
for
further
assembly.
Macrocycles
play
a
main
role
the
construction
of
drug
carriers,
targeted
imaging
agents,
hydrogels,
such
as
cyclodextrins
cucurbit[n]urils,
encapsulate
photosensitizers,
drugs,
other
via
interactions.
Therefore,
formed
assemblies
respond
to
various
stimuli,
enzymes,
light,
electricity,
magnetism
controlled
delivery,
enhance
luminescence
intensity
assembly,
improve
loading
capacity.
In
addition,
nanosupramolecular
assembly
HA
biocompatibility
reduce
toxicity
side
effects,
cell
permeability;
thus,
extensive
application
value
biomedical
This
Account
mainly
focuses
on
based
HA,
especially
their
biological
applications
progress
field,
these
include
(i)
guest-modified
pyridinium-,
adamantane-,
peptide-,
functional-group-modified
along
cyclodextrin
cucurbit[n]uril
assemblies;
(ii)
macrocycle-modified
derivatives
guests;
(iii)
direct
between
unmodified
cyclodextrin-
cucurbit[n]uril-based
complexes.
Particularly,
we
discussed
important
HA-based
roles
included
improving
water
solubility
efficacy
hydrophobic
enhancing
luminescent
assemblies,
inducing
room
temperature
phosphorescence
providing
energy
transfer
systems,
constructing
multi-stimulus-responsive
situ
formation
hydrogels.
Additionally,
believe
obtaining
in-depth
knowledge
encompasses
many
challenges
regarding
wound
healing,
soft
materials
would
certainly
contribute
rapid
development
treatment.
ACS Nano,
Journal Year:
2023,
Volume and Issue:
17(13), P. 12895 - 12902
Published: June 29, 2023
Organic
solid-state
materials
with
long-lived
room-temperature
phosphorescence
(RTP)
emission
have
been
widely
developed
and
applied
in
many
fields,
while
works
developing
solution-phase
were
rarely
reported
owing
to
the
ultrafast
nonradiative
relaxation
quenchers
from
liquid
medium.
Herein,
we
report
an
ultralong
RTP
system
water
through
assembly
based
on
a
β-cyclodextrin
host
p-biphenylboronic
acid
guest
lifetime
of
1.03
s
under
ambient
conditions.
It
is
worth
noting
that
depends
host-guest
inclusion
as
well
intermolecular
hydrogen
bonding
interactions,
which
suppress
avoid
effectively.
Furthermore,
addition
fluorescent
dyes
achieved
tuning
afterglow
color
radiative
energy
transfer
reabsorption.
Chemical Society Reviews,
Journal Year:
2023,
Volume and Issue:
52(17), P. 6075 - 6119
Published: Jan. 1, 2023
The
adsorptive
separation
based
on
nonporous
adaptive
crystals
(NACs)
is
an
attractive
green
technology.
Herein,
we
comprehensively
summarize
recent
advances
in
various
supramolecular
hosts-based
NACs
for
hydrocarbon
separation.
