Recent advances on cross-coupling of alcohols via borrowing hydrogen catalysis
Chemical Communications,
Год журнала:
2024,
Номер
60(30), С. 4002 - 4014
Опубликована: Янв. 1, 2024
This
article
highlights
the
recent
advances
and
significance
of
β-alkylation
reactions
towards
synthesis
higher
order
alcohols.
Язык: Английский
Ruthenium-catalyzed β-alkylation of secondary alcohols with primary alcohols: Protic N-heterocyclic carbene's promotional influence
Journal of Molecular Structure,
Год журнала:
2024,
Номер
1305, С. 137815 - 137815
Опубликована: Фев. 17, 2024
Язык: Английский
Diastereoselective Synthesis of Sulfoxide‐Functionalized N‐Heterocyclic Carbene Ruthenium Complexes: An Experimental and Computational Study
Chemistry - A European Journal,
Год журнала:
2024,
Номер
30(46)
Опубликована: Июнь 12, 2024
The
synthesis
of
sulfoxide-functionalized
NHC
ligand
precursors
were
carried
out
by
direct
and
mild
oxidation
from
corresponding
thioether
with
high
selectivity.
Using
these
salts,
a
series
cationic
[Ru(II)(η
Язык: Английский
N‐Heterocyclic Carbene Complexes RuII(Arene) and their Application as ROMP Catalysts, Antioxidant and Anticancer Agents
European Journal of Inorganic Chemistry,
Год журнала:
2024,
Номер
27(34)
Опубликована: Авг. 16, 2024
Abstract
N‐Heterocyclic
carbenes
(NHCs)
play
an
important
role
in
metal
complex
catalysis
and
stabilisation,
providing
stability
under
non‐inert
conditions
a
high
σ‐donor
capacity.
They
are
crucial
ligands
for
the
synthesis
of
organometallic
compounds
like
Ru
II
‐complexes,
which
can
operate
as
very
active
catalysts
variety
chemical
transformations
functionalizations.
RA(Ruthenium‐arene)NHC
complexes,
known
their
piano‐stool
structure,
stabilise
Ru(II)
oxidation
state
by
occupying
three
ruthenium
coordination
sites
with
η
6
‐coordinated
arene
ligand.
The
development
dual‐acting
‐arene
complexes
has
sparked
increased
interest
catalytic
biological
properties.
Because
broad
spectrum,
give
distinct
mechanisms
pharmacological
action
from
organic
drugs.
This
study
aimed
to
explore
impact
ligand
amphiphilicity
counterion
on
bioactivity,
designing
family
NHC
bearing
ester
moiety
switching
wingtip
substituent
methyl
benzyl
units.
All
synthesized
were
tested
norbornene
ROMP,
benchmark
reaction
potential
anticancer
antioxidant
compounds.
Язык: Английский
Synthesis and reactivity of isomeric Ru complexes with hydroxypyridyl fragment: active catalysts for β‑alkylation of secondary alcohols with primary alcohols
Journal of Molecular Structure,
Год журнала:
2024,
Номер
1321, С. 140159 - 140159
Опубликована: Сен. 23, 2024
Язык: Английский
Recent Progress in Developing Thioether-Containing Ligands for Catalysis Applications
Synthesis,
Год журнала:
2023,
Номер
56(09), С. 1369 - 1380
Опубликована: Окт. 17, 2023
Abstract
The
ligand
that
stabilizes
the
metal
center
is
crucial
to
its
catalytic
activity.
Historically
dominated
by
phosphorus
and
nitrogen,
sulfur
has
long
been
little
considered
as
a
hetero
element
for
stabilizing
potentially
active
center.
However,
this
situation
changing
we
are
seeing
more
examples
incorporate
element.
This
review
provides
an
overview
of
recent
transition-metal-catalyzed
reactions
with
ligands
containing
neutral
groups,
i.e.
thioethers.
A
selection
published
since
2013
illustrates
diversity
applications
thioether-containing
shows
should
be
widely
used
in
development
homogeneous
catalysis.
1
Introduction
2
Phosphorus-Thioether
Ligands
3
Nitrogen-Thioether
4
Oxygen-Thioether
5
NHC-Thioether
6
Cycloolefin-Thioether
7
Conclusion
Язык: Английский
Synthesis and Crystal Structure of a Chelating N-Heterocyclic Carbene Palladium Complex Containing N-(3-Bromopropyl)-N’-thioether di-functionalized Imidazol-2-ylidene
Journal of Chemical Crystallography,
Год журнала:
2024,
Номер
54(3), С. 197 - 202
Опубликована: Апрель 8, 2024
Язык: Английский
Functionalization of 2-Mercapto-5-methyl-1,3,4-thiadiazole: 2-(ω-Haloalkylthio) Thiadiazoles vs. Symmetrical Bis-Thiadiazoles
Molecules,
Год журнала:
2024,
Номер
29(9), С. 1938 - 1938
Опубликована: Апрель 24, 2024
A
study
on
the
functionalisation
of
2-mercapto-5-methyl-1,3,4-thiadiazole
has
been
conducted,
yielding
two
series
products:
2-(ω-haloalkylthio)thiadiazoles
and
symmetrical
bis-thiadiazoles,
with
variable
chain
lengths.
The
experimental
conditions
were
optimised
for
each
class
compounds
by
altering
base
used
reagents’
proportions,
leading
to
development
separate
protocols
tailored
their
specific
reactivity
purification
needs.
target
halogenide
reagents
bis-thiadiazole
ligands
obtained
either
as
single
products
or
mixtures
easily
separable
chromatography.
Characterisation
was
performed
using
1D
2D
NMR
spectra
in
solution,
complemented
crystal
X-ray
diffraction
(XRD)
selected
samples,
elucidate
structural
properties.
Язык: Английский