Photoinduced Co-catalyzed dehydrogenative cyclization of 2-alkenylphenyl carbonyl compounds and mechanistic insights
Organic Chemistry Frontiers,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
We
present
two
protocols
for
the
efficient
synthesis
of
substituted
1-naphthols.
DFT
calculations
and
verification
experiments
elucidate
mechanism.
Scale-up
product
conversion
confirm
reaction's
practical
potential.
Язык: Английский
Photocatalytic Iminothiolation of Alkenes via Monothiocarbonate Oxime Esters
ACS Catalysis,
Год журнала:
2025,
Номер
unknown, С. 6731 - 6738
Опубликована: Апрель 10, 2025
Язык: Английский
Photoactivation of Thianthrenium Salts: An Electron-Donor–Acceptor (EDA)-Complex Approach
The Journal of Organic Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 14, 2025
Thianthrenium
salts
have
emerged
as
one
of
the
most
versatile
reagents,
gaining
significant
popularity
within
synthetic
community
for
their
utility
in
construction
C-C
and
C-X
(X
=
N,
O,
S,
P,
halogens)
bonds.
The
use
photoredox
transition
metal
catalysis
with
thianthrenium
C-heteroatom
bond
formation
is
well
established.
However,
these
methods
require
elevated
temperatures,
expensive
catalysts,
ligands
under
stringent
conditions
effective
execution.
In
contrast,
photocatalysis-
transition-metal-free
approaches
constructing
bonds
using
salt
derivatives
become
increasingly
sought
after.
this
regard,
electron-donor-acceptor
(EDA)-complex
reactions
a
powerful
strategy
organic
synthesis,
eliminating
need
photocatalysts
visible
light
irradiation.
EDA-complex
photochemistry
exploits
electron-acceptor
properties
salts,
facilitating
rapid
generation
radical
intermediates
via
C-S
cleavage.
These
play
pivotal
role
enabling
variety
valuable
formations.
Perspective,
we
highlight
advances
EDA-complex-mediated
involving
mechanisms,
substrate
scope,
limitations
For
sake
brevity,
article
organized
into
five
main
sections:
(1)
Nitrogen-based
donor
reactions,
(2)
Oxygen-based
(3)
Sulfur-based
(4)
Phosphorus-based
(5)
π-based
focus
on
C-C,
C-S,
C-B
C-P
Язык: Английский
Cobalt-Catalyzed Dithiolation of Unactivated Alkenes with Thiols: A Facile Access to Diverse Vicinal Dithioethers
Chemical Communications,
Год журнала:
2024,
Номер
unknown
Опубликована: Янв. 1, 2024
A
simple
cobalt-catalytic
aerobic
approach
for
the
direct
dithiolation
of
unactivated
alkenes
with
thiols
has
been
established,
enabling
efficient
access
to
symmetric
and
unsymmetric
vicinal
dithioethers
under
mild
reaction
conditions.
Язык: Английский