Organic Chemistry Frontiers,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 13, 2024
Development
of
novel
and
efficient
synthetic
methods
to
achieve
valuable
N-heterocycles
from
aryldiazonium
salts
has
been
an
important
research
area
in
organic
chemistry
for
several
decades.
Molecules,
Год журнала:
2024,
Номер
29(5), С. 1026 - 1026
Опубликована: Фев. 27, 2024
Molecular
hybridization
represents
a
new
approach
in
drug
discovery
which
specific
chromophores
are
strategically
combined
to
create
novel
drugs
with
enhanced
therapeutic
effects.
This
innovative
strategy
leverages
the
strengths
of
individual
address
complex
biological
challenges,
synergize
beneficial
properties,
optimize
pharmacokinetics,
and
overcome
limitations
associated
single-agent
therapies.
Coumarins
documented
possess
several
bioactivities
have
therefore
been
targeted
for
combination
other
active
moieties
molecular
hybrids.
review
summarizes
recent
(2013–2023)
trends
synthesis
coumarins,
as
well
coumarin–chalcone
coumarin–triazole
To
cover
wide
aspects
this
area,
we
included
differently
substituted
chalcones,
1,2,3–
1,2,4–triazoles
considered
point
fusion/attachment
coumarin
show
diversity
these
The
reported
syntheses
mainly
relied
on
well-established
chemistry
without
need
strict
reaction
conditions
usually
produced
high
yields.
Additionally,
discussed
compounds,
including
antioxidative,
antimicrobial,
anticancer,
antidiabetic,
anti-cholinesterase
activities
commented
their
IC50
where
possible.
Promising
bioactivity
results
obtained
so
far.
It
is
noted
that
mechanistic
studies
infrequently
found
published
work,
was
also
mentioned
give
reader
better
understanding.
aims
provide
valuable
information
enable
further
developments
field.
European Journal of Medicinal Chemistry,
Год журнала:
2025,
Номер
286, С. 117270 - 117270
Опубликована: Янв. 13, 2025
Organophosphorus
compounds,
characterized
by
the
incorporation
of
phosphorus
into
organic
molecules,
play
a
critical
role
in
various
fields
such
as
medicine,
agriculture,
and
industry.
Their
unique
electronic
properties
versatility
make
them
essential
developing
therapeutic
agents,
pesticides,
materials.
One
prominent
class
organophosphorus
compounds
is
heterocycles,
which
combine
benefits
both
cyclic
structures.
Triazoles,
nitrogen-containing
heterocyclic
are
particularly
notable
for
their
broad
biological
activities,
including
anticancer,
antiviral,
antibacterial,
antioxidant
effects.
Traditional
methods
synthesizing
triazoles
often
encounter
challenges
low
yields
non-selective
products,
whereas
click
chemistry
provides
more
efficient
reliable
alternative.
The
copper-catalyzed
azide-alkyne
[3
+
2]
cycloaddition,
cornerstone
chemistry,
allows
rapid
selective
formation
under
mild
conditions.
When
functionalized
with
groups,
not
only
retain
but
enhance
improving
potency,
selectivity,
stability.
This
review
covers
synthesis
organophosphorus-functionalized
via
explores
molecular
structure,
coordination
these
compounds.
behavior
interactions
derivatives
metal
ions
also
addressed,
significantly
influence
chemical
reactivity,
stability,
bioactivity.
European Journal of Medicinal Chemistry,
Год журнала:
2023,
Номер
254, С. 115373 - 115373
Опубликована: Апрель 14, 2023
A
series
of
quaternary
ammonium
fluoroquinolones
was
obtained
by
exhaustive
methylation
the
amine
groups
present
at
7-position
fluoroquinolones,
including
ciprofloxacin,
enoxacin,
gatifloxacin,
lomefloxacin,
and
norfloxacin.
The
synthesized
molecules
were
tested
for
their
antibacterial
antibiofilm
activities
against
Gram-positive
Gram-negative
human
pathogens,
i.e.
Staphylococcus
aureus
Pseudomonas
aeruginosa.
study
showed
that
compounds
are
potent
agents
(MIC
values
lowest
6.25
μM)
with
low
cytotoxicity
in
vitro
as
assessed
on
BALB
3T3
mouse
embryo
cell
line.
Further
experiments
proved
derivatives
able
to
bind
DNA
gyrase
topoisomerase
IV
active
sites
a
fluoroquinolone-characteristic
manner.
most
contrast
reduce
total
biomass
P.
aeruginosa
ATCC
15442
biofilm
post-exposure
experiments.
latter
effect
may
be
due
dual
mechanism
action
which
also
involves
disruption
bacterial
membranes.
IAM-HPLC
chromatographic
immobilized
artificial
membranes
(phospholipids)
those
moderate
lipophilicity
containing
cyclopropyl
group
N1
nitrogen
atom
fluoroquinolone
core.
Frontiers in Chemistry,
Год журнала:
2023,
Номер
11
Опубликована: Авг. 10, 2023
The
emergence
of
drug-resistant
bacterial
and
fungal
pathogens
has
highlighted
the
urgent
need
innovative
antimicrobial
therapeutics.
Transition
metal
complexes
with
biologically
active
ligands
(coumarins,
terpyridines,
triazoles,
uracils,
etc.)
have
long
been
investigated
for
activity.
1,2,3-Triazoles
their
molecular
derivatives
are
well
known
a
plethora
physiological
activities,
including
antibacterial
antifungal.
aim
present
mini-review
is
to
inform
reader
about
research
conducted
on
potential
1,2,3-triazole
transition
metals.
What
authors
find
surprising
how
little
such
experimentation
actually
performed
reported
in
scientific
literature.
goal
highlight
efforts
up
now
impress
upon
vast
perspectives
novel,
effective
medicinal
substances
hidden
this
yet
unexplored
field.
RSC Advances,
Год журнала:
2024,
Номер
14(13), С. 8921 - 8931
Опубликована: Янв. 1, 2024
Novel
1,2,3-triazoles
(6a–6j
&
8a–8g)
were
synthesized
and
evaluated
for
their
antibacterial
activity
against
S.
aureus
.
The
more
potent
compounds
further
in
silico
TLR4
inhibitory
activity.
Frontiers in Chemistry,
Год журнала:
2025,
Номер
13
Опубликована: Янв. 24, 2025
Cervical
cancer
ranks
as
the
fourth
most
common
among
women.
However,
current
treatments
have
significant
side
effects
and
limited
therapeutic
on
advanced
diseases,
so
it
is
necessary
to
discover
better
for
cervical
cancer.
The
study
investigated
potential
anticancer
of
a
series
gefitinib-1,2,3-triazole
derivative
Hela
cells.
Among
investigated,
target
compound
c13
showed
good
activity
against
cells
(IC
50
=
5.66
±
0.35
μM)
compared
with
gefitinib
14.18
3.19
μM).
Moreover,
significantly
inhibited
colony
formation
ability
in
dose-dependent
manner,
accompanied
by
morphological
changes
HeLa
Further
investigations
demonstrated
that
triggered
cell
apoptosis
arrested
cycle
at
G2/M
phase
In
addition,
western
blot
analysis
revealed
upregulated
Bax/Bcl-2
ratio,
increased
levels
active
caspase
3
PARP1
cleavage,
which
suggested
involvement
mitochondrial
pathway
-induced
apoptosis.
brief,
these
results
indicated
promising
treatment