Synthesis and Characterization of a Hercynite-Supported Copper(II) Complex Based on 1,10-Phenanthroline-5,6-dione and Acetylacetone Building Blocks and Its Catalytic Application in Annulation Reactions
Langmuir,
Год журнала:
2024,
Номер
40(43), С. 22773 - 22786
Опубликована: Окт. 18, 2024
In
the
present
work,
a
novel
Cu(II)
complex
containing
10-phenanthroline-5,6-dione
(phen-dione)
and
acetylacetone
(acac)
was
prepared
via
solid-phase
synthesis
on
silica-modified
hercynite
magnetic
nanoparticles
(MNPs).
The
resulting
structure
underwent
thorough
structural
analysis
using
diverse
instrumental
techniques.
catalytic
potential
of
synthesized
successfully
demonstrated
in
2-amino-3-cyano-4
Язык: Английский
Ultrasound Assisted Domino Strategy for the Synthesis of 2‐Aryl‐4‐(indol‐3‐yl)‐4H‐chromenes under Mild Conditions
ChemistrySelect,
Год журнала:
2025,
Номер
10(2)
Опубликована: Янв. 1, 2025
Abstract
An
efficient
and
practical
approach
has
been
developed
for
the
rapid
synthesis
of
indolyl‐chromene
derivatives.
Ultrasound
assisted
three
component
reaction
salicylaldehyde,
acetophenone
indole
leads
to
indolyl
4
H
‐chromene
products
in
good
yields.
Pyrrolidine
base
ethanol
medium
are
employed
achieve
desired
compounds
within
short
time
at
room
temperature.
We
have
also
shown
catalytic
activity
usefulness
present
method
by
describing
TOF
TON
measurement.
Beside
includes
a
metal‐free
process,
greener
solvent,
broad
range
substrate
scope,
mild
conditions.
Язык: Английский
Pd-Catalyzed Asymmetric Synthesis of Chiral 2-Trifluoromethyl-4-(indol-3-yl)-4H-chromene Derivatives
The Journal of Organic Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 29, 2025
This
paper
presents
a
new
strategy
for
the
construction
of
chiral
4H-chromene
skeleton.
A
series
2-trifluoromethyl-4-(indol-3-yl)-4H-chromenes
were
synthesized
in
moderate
to
good
yields
(60-92%)
with
excellent
enantioselectivity
(up
97%
ee)
through
palladium-catalyzed
asymmetric
condensation
2H-chromenes
and
indoles.
These
trifluoromethylated,
stereochemically
rich
building
blocks
hold
potential
value
medicinal
chemistry.
Язык: Английский
Antioxidant and Antimicrobial Activities of 4H‐Chromene Based Indole – Pyrimidine Hybrids: Synthesis and Molecular Docking Studies
Chemistry & Biodiversity,
Год журнала:
2024,
Номер
unknown
Опубликована: Авг. 12, 2024
A
series
of
4H-Chromene
Based
Indole-Pyrimidine
Hybrids
synthesized
using
simple
and
efficient
multicomponent
reaction.
The
title
molecules
were
evaluated
for
their
invitro
antioxidant
antimicrobial
activities.
Compounds
8
g
containing
bromo
substituted
naphthalene
displayed
potent
activity
with
IC
Язык: Английский
Metal Organic Framework catalysed Multi Component Reactions towards the synthesis of Pyrans
Heliyon,
Год журнала:
2024,
Номер
unknown, С. e41439 - e41439
Опубликована: Дек. 1, 2024
Metal-Organic
Frameworks
(MOFs)
gaining
increasing
interest
in
heterogeneous
catalysis
owing
to
their
advantageous
properties
such
as
superior
porosity,
high
surface
area,
ample
catalytic
sites.
Their
can
be
tailored
by
varying
the
metal
ions
or
clusters
(nodes)
and
organic
linkers.
Magnetically
active
nano
core-shell
MOF
composites
are
also
discovered
for
easy
separation
reuse
of
catalyst.
catalysed
multicomponent
reactions
(MCRs)
satisfy
several
green
chemistry
principles
thus
considered
a
sturdy
step
towards
sustainable
chemical
synthesis.
In
this
article,
synthesis
biologically
potent
pyran
scaffolds
through
MCR
approaches
have
been
reviewed.
Preparation
catalyst,
its
performance
synthesis,
reusability
has
discussed
with
reaction
each
example.
Язык: Английский