Catalysis Science & Technology,
Journal Year:
2023,
Volume and Issue:
13(19), P. 5549 - 5555
Published: Jan. 1, 2023
Precious
and
rare,
late
transition
metals
have
been
extensively
used
in
carbonylation.
An
earth
abundant
iron-catalyst
is
reported
here
for
hydroalkoxycarbonylation
of
alkynes
the
presence
CO
as
C1
source.
Catalysts,
Journal Year:
2023,
Volume and Issue:
13(4), P. 670 - 670
Published: March 29, 2023
As
a
powerful
protocol
for
the
preparation
of
common
polymers,
such
as
polyolefins,
polyesters,
and
polycarbonates,
late-transition-metal-catalyzed
polymerization
can
be
carried
out
by
controlling
reaction
conditions
or
developing
dynamic
catalytic
systems
that
use
external
stimuli
to
influence
performance
active
sites,
resulting
in
well-defined
polymeric
materials.
In
particularly,
under
latter
conditions,
‘one
catalyst’
provide
more
than
one
kind
polymer
with
controlled
sequence
from
monomer
mixture,
making
full
prepared
catalyst.
this
review,
tunable
modes,
including
redox,
light
electrochemical
properties,
Lewis
acids,
alkali
metal
cations,
late-transition-metal-complex
(especially
iron,
cobalt,
nickel)-catalyzed
were
collected
thoroughly
discussed.
Applied Organometallic Chemistry,
Journal Year:
2023,
Volume and Issue:
37(9)
Published: July 20, 2023
A
new
neutral
dimeric
Ar‐BIAN
Cu(I)
complex
(where
=
bis(aryl‐imino)acenaphthene)
of
formulation
[CuBr(4‐
i
PrC
6
H
4
‐BIAN)]
2
(
)
was
obtained
by
reacting
CuBr
and
ligand
4‐
‐BIAN
L2
in
refluxing
acetonitrile
under
an
argon
atmosphere.
When
the
used
2,4,6‐Me
3
C
L1
),
we
1
which
expected
dimer
1a
is
present,
but
could
also
observe,
solution,
presence
bis‐chelate
[Cu(2,4,6‐Me
‐BIAN)
][CuBr
]
1b
bearing
−
as
counter‐ion;
attempts
to
separate
them
failed.
2‐
L3
3a
equilibrium,
with
its
isomer
[Cu(2‐
3b
).
The
solid‐state
molecular
structures
compounds
were
determined
single
crystal
X‐ray
diffraction.
electrochemical
behaviour
complexes:
,
1b)
known
compound
][BF
7
investigated
cyclic
voltammetry.
complexes
tested
catalysts
for
aerobic
oxidation
benzylic
alcohols
into
aldehydes;
they
all
catalyse
reaction,
good
results;
catalytic
studies
extended
similar
[CuBr(2,6‐
Pr
[CuI(2,6‐
5
[CuCl(2,6‐
order
study
effect
different
bridging
halides
or
counter
ions
activity.
We
found
that
exhibited
a
high
activity
comparable
best
results
published
so
far.
products,
benzaldehydes,
detected
further
confirmed
NMR
spectroscopy,
conversion
rate
after
GC‐FID
analysis.
New Journal of Chemistry,
Journal Year:
2023,
Volume and Issue:
47(40), P. 18825 - 18834
Published: Jan. 1, 2023
A
series
of
push-pull
palladium(II)
complexes
containing
redox-active
bis(arylimino)acenaphthene
(Ar-bian)
and
mono(arylhydrazino)acenaphthenone
(Ar-mhan)
have
been
synthesized
fully
characterized.
Catalysis Science & Technology,
Journal Year:
2023,
Volume and Issue:
13(19), P. 5549 - 5555
Published: Jan. 1, 2023
Precious
and
rare,
late
transition
metals
have
been
extensively
used
in
carbonylation.
An
earth
abundant
iron-catalyst
is
reported
here
for
hydroalkoxycarbonylation
of
alkynes
the
presence
CO
as
C1
source.