The Journal of Organic Chemistry,
Год журнала:
2024,
Номер
89(16), С. 11272 - 11280
Опубликована: Авг. 1, 2024
Herein,
we
describe
the
use
of
benzeneseleninic
acid
derivatives
(BSA)
as
a
bench-stable
and
easy
to
handle
selenium
reagent
access
4-(selanyl)isoquinoline-
Green Chemistry,
Год журнала:
2021,
Номер
23(13), С. 4647 - 4655
Опубликована: Янв. 1, 2021
Organoselenium-catalyzed
reactions
of
carbonyl
derivatives
can
produce
may
useful
compounds
under
mild
and
green
conditions.
This
article
aims
to
summarize
the
recent
advances
give
a
perspective
from
both
chemistry
safety
viewpoint.
Green Chemistry,
Год журнала:
2021,
Номер
23(19), С. 7544 - 7548
Опубликована: Янв. 1, 2021
A
sustainable,
highly
chemoselective,
regioselective
and
cis
-selective
radical
isothiocyano-chalcogenization
of
alkenes
with
NH
4
SCN
in
water
is
disclosed.
Chemistry - A European Journal,
Год журнала:
2023,
Номер
29(49)
Опубликована: Июнь 20, 2023
Benzamide-derived
organochalcogens
(chalcogen=S,
Se,
and
Te)
have
shown
promising
interest
in
biological
synthetic
chemistry.
Ebselen
molecule
derived
from
benzamide
moiety
is
the
most
studied
organoselenium.
However,
its
heavier
congener
organotellurium
under-explored.
Here,
an
efficient
copper-catalyzed
atom
economical
method
has
been
developed
to
synthesize
2-phenyl-benzamide
tellurenyl
iodides
by
inserting
a
tellurium
into
carbon-iodine
bond
of
2-iodobenzamides
one
pot
with
78-95
%
yields.
Further,
Lewis
acidic
nature
Te
center
basic
nitrogen
synthesized
2-Iodo-N-(quinolin-8-yl)benzamide
enabled
them
as
pre-catalyst
for
activation
epoxide
CO2
at
1
atm
preparation
cyclic
carbonates
TOF
TON
values
1447
h-1
4343,
respectively,
under
solvent-free
conditions.
In
addition,
2-iodo-N-(quinolin-8-yl)benzamide
also
used
activating
anilines
form
variety
1,3-diaryl
ureas
up
95
yield.
The
mechanistic
investigation
mitigation
done
125
NMR
HRMS
studies.
It
seems
that
reaction
proceeds
via
formation
catalytically
active
Te-N
heterocycle,
ebtellur
intermediate
which
isolated
structurally
characterized.
Chemical Communications,
Год журнала:
2022,
Номер
58(50), С. 7050 - 7053
Опубликована: Янв. 1, 2022
A
one
pot
Cu(I)-assisted
synthetic
methodology
has
been
developed
for
the
preparation
of
biologically
important
C2-symmetric
spirodiaza,
benzyloxy
and
benzoxytelluranes
from
2-bromo-N-aryl
benzamides,
benzyl
alcohols,
benzoic
acids
by
using
tellurium
dianion
(Te2-)
under
base-free
conditions.
Furthermore,
C-C
coupled
biaryl
1,1'-diamides
have
prepared
an
excess
Na2Te
same
reaction
The
synthesized
spirodiazatelluranes
served
as
a
potent
catalyst
reduction
H2O2
nitro-Michael
reactions.
The Journal of Organic Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 24, 2025
Herein,
an
atom
efficient
and
one-pot
protocol,
offering
a
series
of
sulfonylated
pyrrolo[2,3-b]quinolines
via
C-N,
C-C,
C-S
bond
formation,
has
been
developed
with
inexpensive
copper
catalyst.
Notably,
the
reaction
proceeds
double-annulation
followed
by
1,3-sulfonyl
migration
sequence.
Moreover,
method
is
applicable
to
broad
range
2-carbonylanilines.
Furthermore,
synthetic
applications
scale-up
highlight
utility
potential
this
protocol.
In
addition,
antimalarial
property
showed
parasite
inhibition
without
cytotoxic
effects
in
mammalian
cells.
Advanced Synthesis & Catalysis,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 19, 2024
Abstract
Electrosynthesis
of
selenylated‐oxazolone
derivatives
via
cascade
selenylation/cyclization
ynamides
was
disclosed.
A
series
diaryl
diselenides,
dialkyl
and
heteroaryl‐substituted
tolerated
in
this
protocol
delivered
4‐selenyloxazolones
28–83%
yields.
The
scale‐up
reaction
the
oxidation
performed
to
showcase
practicability
method.
Furthermore,
mechanistic
experiments
indicated
that
a
cationic
pathway
instead
radical
probably
involved.
Industrial & Engineering Chemistry Research,
Год журнала:
2021,
Номер
60(24), С. 8659 - 8663
Опубликована: Июнь 10, 2021
In
this
work,
the
end-capping
strategy
was
adopted
in
selenized
material
production
for
first
time.
Methylselenized
glucose,
as
a
new-generation
glucose
product,
designed
and
synthesized
under
NaBH4-free
conditions,
avoiding
generation
of
hydrogen
gas.
comparison
with
reported
works,
new
method
significantly
reduced
cost
enhanced
safety.
The
produced
methylselenized
an
even
more
stable
low-valent
Se
it
hardly
oxidized
by
air,
resulting
elevated
efficiency
serving
practical
fertilizer
Se-enriched
crop
planting.