The Royal Society of Chemistry eBooks,
Journal Year:
2023,
Volume and Issue:
unknown, P. 225 - 240
Published: Feb. 15, 2023
This
chapter
describes
briefly
optically
active
sulfur-containing
derivatives
whose
chirality
results
from
the
presence
of
a
stereogenic
sulfur
atom
with
different
valency
and
coordination
numbers.
Thus,
it
updates
more
or
less
rich
literature
reports
on
most
common
approaches
that
have
made
possible
to
isolate
them
as
forms.
Their
recent
synthetic
applications
are
also
illustrated.
Advanced Synthesis & Catalysis,
Journal Year:
2023,
Volume and Issue:
365(10), P. 1693 - 1698
Published: May 6, 2023
Abstract
A
metal‐free
radical
multicomponent
bicyclization
of
heteroatom‐linked
1,7‐diynes
with
aryl
diazonium
tetrafluoroborates
and
DABCO‐bis(sulfurdioxide)
(DABSO)
is
reported,
enabling
annulative
SO
2
insertion
access
to
produce
two
types
skeletally
diverse
tricyclic
sulfones,
namely,
thieno[3,4‐
c
]quinoline
2,2‐dioxides
]chromene
2,2‐dioxides,
moderate
good
yields
by
simply
tuning
the
linkers
1,7‐diynes.
This
protocol
demonstrates
remarkable
compatibility
regarding
N
‐
O
‐linked
different
substitution
patterns
tetrafluoroborates.
magnified
image
The Journal of Organic Chemistry,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 18, 2024
Based
on
rich
sulfur-involving
chemical
transformations,
a
novel
spokewise
synthetic
strategy,
subclass
of
the
collective
strategies,
has
been
developed
to
concisely
synthesize
four
erythrina
alkaloids
through
single-step
transformation
from
common
precursor.
Moreover,
six
additional
have
also
synthesized
by
subsequent
1-2
steps
transformations.
The
current
approaches
provide
valuable
platform
for
total
syntheses
and
Organic Chemistry Frontiers,
Journal Year:
2024,
Volume and Issue:
11(19), P. 5558 - 5563
Published: Jan. 1, 2024
A
simple,
general,
thiol-
and
metal-free
method
for
the
synthesis
of
symmetrical
unsymmetrical
polyfluorodiaryl
sulfides
polyfluoroaryl-alkyl
sulfides.
European Journal of Organic Chemistry,
Journal Year:
2023,
Volume and Issue:
26(16)
Published: March 10, 2023
Abstract
A
white
light/iodosuccinimide
(NIS)‐promoted
three
component
reaction
of
alkenes,
N
‐sulfonylhydrazones,
and
diorganyl
diselenides
for
synthesis
organylselenylethyl
sulfonylhydrazones
under
air
is
disclosed.
This
intermolecular
aminoselenylation
alkenes
using
‐tosylhydrazones
as
nitrogen
source
was
performed
mild
conditions
well
tolerated
common
groups.
In
addition,
heteroaryl
aliphatic
also
gave
the
target
compounds.
Gram‐scale
carried
out
smoothly.
protocol
has
a
wide
range
substrates
affords
moderate
to
high
yields
excellent
regioselectivities.
The
photoactive
intermediates
from
interaction
between
NIS
diphenyl
diselenide
detected
by
UV‐visible
absorption
spectra,
which
matches
wavelength
applied
LED.
reasonable
mechanism
proposed
based
on
light
experiments
control
experiments.
The Journal of Organic Chemistry,
Journal Year:
2023,
Volume and Issue:
88(4), P. 2322 - 2333
Published: Jan. 26, 2023
An
efficient
and
practical
SO2
insertion
protocol
of
NH-sulfoximines
with
aryldiazonium
tetrafluoroborates
DABSO
toward
N-sulfonyl
sulfoximines
has
been
developed
under
mildly
basic
conditions.
This
transformation
features
easy
operation,
readily
available
substrates,
mild
A
tentative
mechanism
is
proposed,
which
indicates
that
the
would
be
radical
donors
standard
reaction
The
aryl
produced
in
situ
from
diazonium
salts
trapped
by
to
generate
an
arylsulfonyl
then
undergo
further
final
sulfoximines.
Applied Organometallic Chemistry,
Journal Year:
2023,
Volume and Issue:
37(10)
Published: Aug. 19, 2023
A
three‐component
reaction
of
olefins,
indoles,
and
diaryl
diselenides
catalyzed
by
copper
chloride
under
irradiation
blue
LED
light
is
disclosed.
Various
including
diheteroaryl
are
suitable
for
this
bifunctionalization
olefins.
This
protocol
provides
26
examples
β‐(hetero)arylselenyl
indoles
in
60%–87%
yields.
The
proposed
mechanism
involves
activation
coordination
with
chloride,
generation
arylselenium
cations
heterolysis
activated
diselenides,
electrophilic
addition
to
styrenes,
then
Friedel–Crafts‐type
alkylation
at
the
3‐position
NH‐indoles.
Asian Journal of Organic Chemistry,
Journal Year:
2021,
Volume and Issue:
10(7), P. 1687 - 1690
Published: May 20, 2021
Abstract
A
synthetic
protocol
of
dibenzyl
thioethers
and
disulfides
via
S
N
2
nucleophilic
substitution
quaternary
ammonium
salts
sodium
sulfide
nonahydrate
disodium
disulfide
under
mild
condition
is
described.
In
particular,
if
synthesized
from
enantiomerically
enriched
amines
are
adopted,
highly
enantioenriched
(92–95%
ee)
with
reverse
configurations
to
their
obtained.
Chemistry - An Asian Journal,
Journal Year:
2023,
Volume and Issue:
19(1)
Published: Nov. 11, 2023
Organochalcogen
molecules
have
extensive
applications
in
various
fields.
They
serve
as
pharmaceuticals,
ligands,
organocatalysts,
agrochemicals,
and
other
functional
materials.
Difunctionalization
of
olefins,
which
belong
to
a
class
multicomponent
reactions,
is
successful
technique
for
introducing
two
moieties
single-step
reaction,
both
terms
atom
economy
step
economy.
The
difunctionalization
olefins
with
diorganyl
dichalcogenides
may
effectively
increase
the
molecular
complexity,
has
achieved
significant
advancements
recent
decades.
This
article
describes
diselenides
disulfides.
