Detection of Tumor Immunity-Related ENPP1 using AIE-active Probe QM-AMP
Green Chemical Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 1, 2025
Язык: Английский
Ethynyl-Directed Dual C(sp3)–H Activation Polymerization to Construct Regio- and Stereoregular C(sp3)–C(sp3) Bond Polymers
Macromolecules,
Год журнала:
2023,
Номер
57(1), С. 122 - 131
Опубликована: Дек. 20, 2023
The
establishment
of
facile,
efficient,
and
precise
synthetic
approaches
to
selectively
convert
stable
C–H
bonds
functional
polymers
has
great
significance
in
both
chemistry
material
science
especially
by
C(sp3)–H
activation.
Here,
an
efficient
dual
activation
polymerization
alkynes
activated
methylenes
catalyzed
Pd(PPh3)4/benzoic
acid
was
successfully
established
with
a
100%
atom
economy
excellent
regio-
stereoselectivity.
A
series
high-weight-average
molecular-weight
(Mw
approximately
66,500)
poly(aryl
butene)s
(PABs)
sole
E
configuration
were
generated
remarkable
yields
(approximately
99%).
PABs
exhibit
good
thermal
stability,
solubility,
film-forming
ability.
In
addition,
the
thin
PAB
films
display
high
refractive
indices
(RI)
up
1.7126
at
589
nm.
Because
this
strong
group
tolerance,
luminophores
can
be
readily
constructed
into
main
chain
empower
multicolored
luminescence
various
states.
Notably,
containing
tetraphenylethene
(TPE)
moiety
feature
unique
aggregation-induced
emission
(AIE)
peculiarities,
which
could
specifically
sensitively
detect
Fe(III)
ions
low
limit
detection
(LOD)
1.585
×
10–6
M.
Язык: Английский
Preparation of Multifunctional Regio‐ and Stereo‐Regular hb‐Polyamines via C(sp3)─H Activation‐Based Polyamination of Internal Alkynes
Macromolecular Chemistry and Physics,
Год журнала:
2023,
Номер
224(23)
Опубликована: Сен. 12, 2023
Abstract
Hyperbranched
polymers
have
been
widely
applied
in
various
fields
because
of
their
good
solubility,
high
reactive
end
groups,
and
low
viscosity,
etc.
Therefore,
it
is
great
importance
to
develop
new
strategies
build
multifunctional
hyperbranched
with
novel
architectures.
In
this
work,
a
C(sp
3
)─H
activation‐based
polymerization
internal
alkynes
bifunctional
secondary
amines
successfully
established,
polyamines
(hb‐PAs)
100%
E
‐isomers
molecular
weights
(
M
w
up
76
500)
are
prepared
yields
(up
82%).
The
hb‐PAs
containing
tetraphenylethylene
moiety
show
unique
aggregation‐enhanced
emission
properties
can
be
used
for
explosive
detection
limit
(9.14
×
10
−8
m
).
Notably,
the
display
refractive
indices
1.7607)
that
further
modulated
1.7825
by
coordination
its
peripheral
ethynyl
group
metallic
cobalt.
Moreover,
structure
endows
much
better
than
linear
counterparts,
such
as
higher
photoluminescence
quantum
indices.
addition,
modified
activation
reaction
alcohols.
This
work
not
only
prepares
series
functional
nitrogen‐containing
but
also
promotes
application
polymer
chemistry.
Язык: Английский
Transition-Metal-Catalyzed C–H Activation Reactions for the Creation and Modification of Organic Fluorophores
Synthesis,
Год журнала:
2024,
Номер
56(10), С. 1505 - 1540
Опубликована: Фев. 6, 2024
Abstract
Organic
fluorophores
have
consistently
garnered
significant
interest
owing
to
their
widespread
application
across
various
multidisciplinary
research
fields.
In
the
realm
of
biological
research,
these
organic
find
extensive
use
in
diverse
applications
such
as
molecular
imaging,
DNA
sequencing,
drug
discovery,
and
biosensors.
Remarkably,
recent
times,
fluorescent
molecules
emerged
pivotal
elements
advancement
electronics.
Across
several
reaction
pathways
developed
for
constructing
modifying
fluorophores,
transition-metal-catalyzed
C–H
activation
reactions
come
a
dependable
step-economical
approach.
this
review
we
discuss
activation-based
approaches
that
been
employed
create
modify
which
areas.
1
Introduction
2
Basic
Reactions
Creation
Fluorophores
3
Merits
Drawbacks
Classical
Modification
4
Activation/Functionalization
5
Activation
Pathways
Organic
5.1
Electrophilic
5.2
Heteroatom-Directed
6
Conclusion
Язык: Английский
Recent progress on polymerization‐induced emission
Luminescence,
Год журнала:
2023,
Номер
39(2)
Опубликована: Ноя. 27, 2023
Abstract
The
aggregate
luminescence
behaviors
of
polymeric
luminescent
materials
have
been
attracting
great
attention.
However,
the
importance
polymerization
process
on
luminescence,
namely,
polymerization‐induced
emission
(PIE),
has
rarely
overviewed.
In
this
review,
recent
advances
in
with
PIE
effects
are
summarized,
including
aromatic
rings
based
one‐/two‐/multi‐component
polymerizations,
and
without
according
to
disparate
mechanisms
polymerizations.
Typical
examples
selected
elaborate
basic
design
principles,
as
well
properties
potential
applications
luminous
polymers.
Moreover,
challenges
perspectives
area
also
discussed.
Язык: Английский