Abstract
The
synthesis
of
2,5‐diformylfuran
(DFF)
through
photocatalytic
oxidation
5‐hydroxymethylfurfural
(HMF)
is
an
attractive
approach.
In
this
manuscript,
a
selective
strategy
for
HMF
was
developed,
using
Ag/Ag
3
PO
4
as
the
photocatalyst
and
O
2
oxidizing
agent.
prepared
catalyst
characterized
systematically
by
SEM,
XRD,
XPS,
UV‐Vis,
PL
spectra,
so
on.
contrast
to
previous
strategies
conversion,
catalytic
system
could
efficiently
generate
1
without
other
reactive
oxygen
species
(ROS)
under
visible
light
irradiation.
DFF
would
be
obtained
with
about
90
%
selectivity.
Moreover,
exclusive
formation
linked
more
positive
conduction
band
potential
(+0.90
eV)
,
confirmed
array
characterization
techniques.
Additionally,
stability
assessed
cyclic
testing
analyses
including
XPS.
Nonetheless,
potentially
serve
robust
platform
various
reactions
in
future,
due
its
presence
involvement
ROS.
Abstract
The
synthesis
of
2,5‐diformylfuran
(DFF)
through
photocatalytic
oxidation
5‐hydroxymethylfurfural
(HMF)
is
an
attractive
approach.
In
this
manuscript,
a
selective
strategy
for
HMF
was
developed,
using
Ag/Ag
3
PO
4
as
the
photocatalyst
and
O
2
oxidizing
agent.
prepared
catalyst
characterized
systematically
by
SEM,
XRD,
XPS,
UV‐Vis,
PL
spectra,
so
on.
contrast
to
previous
strategies
conversion,
catalytic
system
could
efficiently
generate
1
without
other
reactive
oxygen
species
(ROS)
under
visible
light
irradiation.
DFF
would
be
obtained
with
about
90
%
selectivity.
Moreover,
exclusive
formation
linked
more
positive
conduction
band
potential
(+0.90
eV)
,
confirmed
array
characterization
techniques.
Additionally,
stability
assessed
cyclic
testing
analyses
including
XPS.
Nonetheless,
potentially
serve
robust
platform
various
reactions
in
future,
due
its
presence
involvement
ROS.
