Beilstein Journal of Organic Chemistry,
Год журнала:
2018,
Номер
14, С. 1546 - 1553
Опубликована: Июнь 25, 2018
Versatile
C–H
amidations
of
synthetically
useful
ferrocenes
were
accomplished
by
weakly-coordinating
thiocarbonyl-assisted
cobalt
catalysis.
Thus,
carboxylates
enabled
ferrocene
nitrogenations
with
dioxazolones,
featuring
ample
substrate
scope
and
robust
functional
group
tolerance.
Mechanistic
studies
provided
strong
support
for
a
facile
organometallic
activation
manifold.
Organometallics,
Год журнала:
2017,
Номер
36(22), С. 4359 - 4362
Опубликована: Ноя. 1, 2017
Amidation
of
N-containing
heteroaryl
ferrocenes
with
1,4,2-dioxazol-5-ones
as
the
amidated
reagents
was
achieved
via
a
Rh-catalyzed
direct
C–H
functionalization
reaction.
Under
mild
reaction
conditions,
wide
range
N-ferrocenyl
amides
were
obtained
in
up
to
99%
yield.
Transformations
amide
group
also
feasible.
Angewandte Chemie,
Год журнала:
2018,
Номер
130(42), С. 13928 - 13941
Опубликована: Июнь 6, 2018
Abstract
Funktionalisierte
cyclische
organische
Carbonate
und
deren
heterocyclischen
Derivate
sind
eine
sehr
vielseitige
Gruppe
heterocyclischer
Substrate,
katalytische
Ringöffnung
Decarboxylierung
die
Entwicklung
neuartiger
Synthesewege
zur
Herstellung
stereo‐
enantioselektiver
C‐N‐,
C‐O‐,
C‐C‐,
C‐S‐
C‐B‐Bindungen
ermöglicht.
Erst
kürzlich
wurden
Übergangsmetall‐vermittelte
Umwandlungen
als
wirksame
Methode
Synthese
komplexerer
Moleküle
wiederentdeckt.
Dieser
Kurzaufsatz
illustriert
das
Potential
cyclischer
ihrer
strukturell
verwandten
Heterocyclen,
mit
einem
besonderen
Fokus
auf
dem
synthetischen
Nutzen
der
mechanistischen
Mannigfaltigkeit
Umwandlungen.
Organic Letters,
Год журнала:
2018,
Номер
20(13), С. 4005 - 4009
Опубликована: Июнь 26, 2018
A
regioselective
green
approach
for
the
nickel(II)-catalyzed
C–N
cross-coupling
between
arylamines
and
pyrazoles
through
a
photoredox
process
is
reported.
Moderate
to
good
yield
was
observed
this
reaction,
performed
in
water
under
air
at
room
temperature.
This
strategy
provides
powerful
tool
synthesis
of
pyrazole-containing
bioactive
molecules.
In
addition,
single-electron-transfer
mechanism
proposed
report.
Advanced Synthesis & Catalysis,
Год журнала:
2017,
Номер
359(19), С. 3362 - 3370
Опубликована: Июль 28, 2017
Abstract
A
rhodium‐catalyzed
cyclization
reaction
of
sulfoximines
with
3‐diazoindolin‐2‐imines
is
described.
This
protocol
provides
a
wide
range
indolo‐1,2‐benzothiazines
in
moderate
to
excellent
yields
together
the
release
molecular
nitrogen
and
p
‐toluenesulfonamide.
The
present
method
involves
N–H/C–H
activation
S
‐aryl
has
advantages
broad
substrate
scope.
magnified
image
Beilstein Journal of Organic Chemistry,
Год журнала:
2018,
Номер
14, С. 1546 - 1553
Опубликована: Июнь 25, 2018
Versatile
C–H
amidations
of
synthetically
useful
ferrocenes
were
accomplished
by
weakly-coordinating
thiocarbonyl-assisted
cobalt
catalysis.
Thus,
carboxylates
enabled
ferrocene
nitrogenations
with
dioxazolones,
featuring
ample
substrate
scope
and
robust
functional
group
tolerance.
Mechanistic
studies
provided
strong
support
for
a
facile
organometallic
activation
manifold.
