Intramolecular through-space conjugation of chiral C2-spirooxindole
Journal of Photochemistry and Photobiology A Chemistry,
Год журнала:
2025,
Номер
463, С. 116316 - 116316
Опубликована: Янв. 29, 2025
Язык: Английский
Two‐Photon Clusteroluminescence Enabled by Through‐Space Conjugation for In Vivo Bioimaging
Angewandte Chemie,
Год журнала:
2024,
Номер
137(1)
Опубликована: Авг. 28, 2024
Abstract
Clusteroluminescence
(CL)
materials
without
largely
conjugated
structures
have
gained
significant
attention
due
to
their
unique
photophysical
properties
and
potential
in
bioimaging.
However,
low
luminescence
efficiency
short
emission
wavelength
limit
development.
This
work
designs
three
luminogens
with
CL
(CLgens)
by
introducing
n
‐electron‐involved
through‐space
conjugation
(TSC)
into
diarylmethane.
Apart
from
single‐photon
excited
long‐wavelength
(686
nm)
high‐efficiency
(29
%)
CL,
two‐photon
clusteroluminescence
(TPCL)
is
successfully
achieved
such
small
only
two
isolated
heteroatomic
units.
TSC
stabilized
the
aggregate
state
has
been
proven
realize
efficient
spatial
electron
delocalization
similar
conventionally
compounds.
Encouraged
excellent
TPCL
properties,
imaging
of
blood
vessels
vivo
biocompatibility
verification
utilizing
CLgens
are
also
achieved.
illustrates
essential
role
promoting
nonlinear
optical
may
facilitate
further
design
development
next
generation
bioprobes
biocompatibility.
Язык: Английский
Two‐Photon Clusteroluminescence Enabled by Through‐Space Conjugation for In Vivo Bioimaging
Angewandte Chemie International Edition,
Год журнала:
2024,
Номер
64(1)
Опубликована: Авг. 28, 2024
Abstract
Clusteroluminescence
(CL)
materials
without
largely
conjugated
structures
have
gained
significant
attention
due
to
their
unique
photophysical
properties
and
potential
in
bioimaging.
However,
low
luminescence
efficiency
short
emission
wavelength
limit
development.
This
work
designs
three
luminogens
with
CL
(CLgens)
by
introducing
n
‐electron‐involved
through‐space
conjugation
(TSC)
into
diarylmethane.
Apart
from
single‐photon
excited
long‐wavelength
(686
nm)
high‐efficiency
(29
%)
CL,
two‐photon
clusteroluminescence
(TPCL)
is
successfully
achieved
such
small
only
two
isolated
heteroatomic
units.
TSC
stabilized
the
aggregate
state
has
been
proven
realize
efficient
spatial
electron
delocalization
similar
conventionally
compounds.
Encouraged
excellent
TPCL
properties,
imaging
of
blood
vessels
vivo
biocompatibility
verification
utilizing
CLgens
are
also
achieved.
illustrates
essential
role
promoting
nonlinear
optical
may
facilitate
further
design
development
next
generation
bioprobes
biocompatibility.
Язык: Английский