Chemistry - An Asian Journal,
Journal Year:
2023,
Volume and Issue:
18(23)
Published: Oct. 10, 2023
Transition
metal-catalyzed
homogeneous
hydrogenation
and
dehydrogenation
reactions
for
attaining
plethora
of
organic
scaffolds
have
evolved
as
a
key
domain
research
in
academia
industry.
These
protocols
are
atom-economic,
greener,
line
with
the
goal
sustainability,
eventually
pave
way
numerous
novel
environmentally
benign
methodologies.
Appealing
progress
has
been
achieved
realm
catalysis
utilizing
noble
metals.
Owing
to
their
high
cost,
less
abundance
along
toxicity
issues
led
scientific
community
search
sustainable
alternatives.
In
this
context,
earth-
abundant
base
metals
gained
substantial
attention
culminating
enormous
recent
years,
predominantly
pincer-type
complexes
nickel,
cobalt,
iron,
manganese.
regard,
group
VI
chromium,
molybdenum
tungsten
overlooked
remain
underdeveloped
despite
earth-abundance
bio-compatibility.
This
review
delineates
comprehensive
overview
arena
homogeneously
catalysed
(de)hydrogenation
using
molybdenum,
till
date.
Various
described;
hydrogenation,
transfer
dehydrogenation,
acceptorless
dehydrogenative
coupling,
hydrogen
auto
transfer,
scope
brief
mechanistic
insights.
Organic Chemistry Frontiers,
Journal Year:
2022,
Volume and Issue:
9(18), P. 4803 - 4817
Published: Jan. 1, 2022
Disarming
the
alkoxide
trap
using
an
in
situ
reduction
strategy
to
access
a
practical
FeCl
3
and
N
-heterocyclic
carbene
system
for
borrowing-hydrogen
-alkylation.
Organic & Biomolecular Chemistry,
Journal Year:
2023,
Volume and Issue:
21(7), P. 1450 - 1456
Published: Jan. 1, 2023
The
Ru(dppbsa)-catalyzed
reductive
amination
of
ketones
with
nitroarenes
and
nitriles
using
H2
as
the
environmentally
benign
hydrogen
surrogate
is
developed
in
this
study.
Cross-experiments
demonstrated
that
both
reactions
are
initiated
by
reduction
or
to
corresponding
amines,
followed
condensation
give
imines
thereafter
hydrogenation.
However,
route
formation
an
amino-ligated
Ru
complex
during
nitriles,
situ
nucleophilic
C-N
coupling,
cannot
be
completely
excluded.
This
newly
versatile
method
features
good
functional
group
tolerance,
which
provides
a
novel
design
platform
for
homogeneous
catalysts
constructing
motifs
secondary
amines.
Chemistry - An Asian Journal,
Journal Year:
2023,
Volume and Issue:
18(23)
Published: Oct. 10, 2023
Transition
metal-catalyzed
homogeneous
hydrogenation
and
dehydrogenation
reactions
for
attaining
plethora
of
organic
scaffolds
have
evolved
as
a
key
domain
research
in
academia
industry.
These
protocols
are
atom-economic,
greener,
line
with
the
goal
sustainability,
eventually
pave
way
numerous
novel
environmentally
benign
methodologies.
Appealing
progress
has
been
achieved
realm
catalysis
utilizing
noble
metals.
Owing
to
their
high
cost,
less
abundance
along
toxicity
issues
led
scientific
community
search
sustainable
alternatives.
In
this
context,
earth-
abundant
base
metals
gained
substantial
attention
culminating
enormous
recent
years,
predominantly
pincer-type
complexes
nickel,
cobalt,
iron,
manganese.
regard,
group
VI
chromium,
molybdenum
tungsten
overlooked
remain
underdeveloped
despite
earth-abundance
bio-compatibility.
This
review
delineates
comprehensive
overview
arena
homogeneously
catalysed
(de)hydrogenation
using
molybdenum,
till
date.
Various
described;
hydrogenation,
transfer
dehydrogenation,
acceptorless
dehydrogenative
coupling,
hydrogen
auto
transfer,
scope
brief
mechanistic
insights.
