Organic & Biomolecular Chemistry,
Год журнала:
2024,
Номер
22(19), С. 3799 - 3842
Опубликована: Янв. 1, 2024
Tetrabutylammonium
decatungstate
(TBADT)
has
recently
emerged
as
an
intriguing
photocatalyst
under
visible-light
or
near-visible-light
irradiation
in
a
wide
range
of
organic
reactions
that
were
previously
not
conceivable.
Given
its
ability
to
absorb
visible
light
and
excellent
effectiveness
activating
unactivated
chemical
bonds,
it
is
promising
addition
traditional
photocatalysts.
This
review
covers
some
the
contemporary
developments
photocatalysis
enabled
by
TBADT
catalyst
2023,
with
contents
organized
reaction
type.
Angewandte Chemie International Edition,
Год журнала:
2023,
Номер
62(10)
Опубликована: Янв. 9, 2023
Abstract
Propylene
gas
is
produced
worldwide
by
steam
cracking
on
million‐metric‐ton
scale
per
year.
It
serves
as
a
valuable
starting
material
for
π‐bond
functionalization
but
rarely
applied
in
transition
metal‐catalyzed
allylic
C−H
fine
chemical
synthesis.
Herein,
we
report
that
newly‐developed
cationic
cyclopentadienyliron
dicarbonyl
complex
allows
the
conversion
of
propylene
to
its
C−C
bond
coupling
products
under
catalytic
conditions.
This
approach
was
also
found
applicable
simple
α‐olefins
with
distinctive
branched
selectivity.
Experimental
and
computational
mechanistic
studies
supported
deprotonation
metal‐coordinated
alkene
turnover‐limiting
step
led
insights
into
multifaceted
roles
newly
designed
ligand
promoting
enhanced
reactivity
stereoselectivity.
Journal of the American Chemical Society,
Год журнала:
2024,
Номер
146(2), С. 1635 - 1643
Опубликована: Янв. 5, 2024
Creating
a
perfect
catalyst
to
operate
enzyme-like
chiral
recognition
has
been
long-sought
aim.
A
challenging
example
in
this
context
is
constructing
acyclic
all-carbon
quaternary
stereogenic
centers
by
transition
metal-catalyzed
enantioselective
C–H
activation.
We
now
report
highly
iridium-catalyzed
primary
borylation
of
α-all-carbon
substituted
2,2-dimethyl
amides
enabled
tailor-made
bidentate
boryl
ligand
(CBL).
The
success
the
current
transformation
attributed
CBL/iridium
catalyst,
which
confined
pocket.
This
protocol
provides
diverse
array
stereocenters
with
excellent
enantiocontrol
and
distinct
structural
features.
Computational
study
reveals
that
steric
hindrance
CBL
could
regulate
type
dominant
orbital
interaction
between
substrate,
crucial
conferring
high
induction.
Chemical Society Reviews,
Год журнала:
2024,
Номер
53(7), С. 3457 - 3484
Опубликована: Янв. 1, 2024
Chiral
carbon-carbon
(C-C)
and
carbon-heteroatom
(C-X)
bonds
are
pervasive
very
essential
in
natural
products,
bioactive
molecules,
functional
materials,
their
catalytic
construction
has
emerged
as
one
of
the
hottest
research
fields
synthetic
organic
chemistry.
The
last
decade
witnessed
vigorous
progress
Rh(I)-catalyzed
asymmetric
C-H
functionalization
a
complement
to
Rh(II)
Rh(III)
catalysis.
This
review
aims
provide
most
comprehensive
up-to-date
summary
covering
recent
advances
activation
for
functionalization.
In
addition
development
diverse
reactions,
chiral
ligand
design
mechanistic
investigation
(inner-sphere
mechanism,
outer-sphere
1,4-Rh
migration)
will
also
be
highlighted.
Organic & Biomolecular Chemistry,
Год журнала:
2024,
Номер
22(19), С. 3799 - 3842
Опубликована: Янв. 1, 2024
Tetrabutylammonium
decatungstate
(TBADT)
has
recently
emerged
as
an
intriguing
photocatalyst
under
visible-light
or
near-visible-light
irradiation
in
a
wide
range
of
organic
reactions
that
were
previously
not
conceivable.
Given
its
ability
to
absorb
visible
light
and
excellent
effectiveness
activating
unactivated
chemical
bonds,
it
is
promising
addition
traditional
photocatalysts.
This
review
covers
some
the
contemporary
developments
photocatalysis
enabled
by
TBADT
catalyst
2023,
with
contents
organized
reaction
type.
