Synthetic Communications,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 21
Published: Nov. 26, 2024
Thiazole
derivatives
(7a-f
and
9a-i)
were
synthesized
in
good
yields
(up
to
98%).
The
synthetic
protocol
is
achieved
through
a
two-step
reaction.
candidates
then
evaluated
for
their
antimicrobial
efficacies
against
gram-positive
gram-negative
bacteria.
4-methyl-2-(2-(3-(pentyloxy)benzylidene)hydrazinyl)-5-(p-tolyldiazenyl)thiazole
showed
significant
activity
Staphylococcus
aureus
(ATCC:
13565)
compared
ampicillin.
On
the
other
hand,
2-(2-(3-(hexyloxy)benzylidene)hydrazinyl)-4-(4-methoxyphenyl)thiazole
shows
potent
Klebsiella
pneumonia
10031)
gentamicin
as
standard
antibiotic.
ADME
profile
of
prepared
compounds
indicated
favorable
pharmacological
behaviors.
Additionally,
docking
in-silico
ADMET
analyses
performed
promising
results
revealed
strong
activity.
DFT
calculations
performed,
which
provided
additional
insight
into
thiazoles'
structure
formation.
ChemistrySelect,
Journal Year:
2024,
Volume and Issue:
9(8)
Published: Feb. 21, 2024
Abstract
This
research
work
is
based
on
synthesis
of
eleven
novel
thiazole
derivatives
(3
a‐k)
thiophene
carbaldehyde.
All
the
synthesized
compounds
were
successfully
synthesized,
characterized
by
1
H‐NMR
and
EI‐MS
spectroscopic
techniques
finally
subjected
for
their
in
vitro
α‐glucosidase
inhibitory
activity.
Seven
3
i
(IC
50
=10.21±1.84
μM)
,
b
=11.14±0.99
f
=13.21±2.76
h
=14.21±0.31
k
=15.21±1.02
e
=16.21±1.32
μM),
c
=18.21±1.89
series
displayed
excellent
potential
better
than
standard
acarbose.
However,
two
g
=33.21±1.99
d
=42.31±2.12
showed
significant
activity
while
j
a
found
less
active
with
IC
values
82.31±0.31
88.36±1.21
μM
respectively.
Additional
revealed
that
are
not
exhibiting
any
cytotoxic
effects.
The
molecular
docking
study
these
good
binding
site
interactions
scores.
Pharmaceuticals,
Journal Year:
2024,
Volume and Issue:
17(9), P. 1154 - 1154
Published: Aug. 31, 2024
A
series
of
novel
thiazole-based
chalcones
were
evaluated
for
their
anticancer
activity
as
potential
tubulin
polymerization
inhibitors.
In
vitro
screening
the
thiazole
derivatives
Chemical Biology & Drug Design,
Journal Year:
2025,
Volume and Issue:
105(3)
Published: March 1, 2025
ABSTRACT
Twelve
thiazole‐pyrazole
analogues
4
,
6
and
8
were
synthesized
by
introducing
various
pyrazole
systems
into
the
core,
2‐((4‐acetylphenyl)amino)‐4‐methylthiazole
(
2
),
through
many
synthetic
approaches.
The
density
functional
theory
(DFT)
study
of
revealed
coincided
configurations
their
highest
occupied
lowest
unoccupied
molecular
orbitals
(HOMO
LUMO),
except
for
nitro
derivatives,
in
which
intramolecular
charge‐transfer
(CT)
may
be
denoted
as
π
→
π*
n
π*.
In
addition,
vitro
antiproliferative
efficacy
towards
some
cancer
cell
lines
was
examined
(Panc‐1,
HT‐29,
MCF‐7)
non‐cancerous
(WI‐38),
using
Dasatinib
(Reference).
4c
4d
demonstrated
most
potent
anticancer
effect,
particularly
against
Panc‐1
MCF‐7
cells.
Moreover,
antiviral
activity
H5N1,
a
plaque
reduction
assay,
showed
that
analogue
6a
exhibited
(100%
inhibition
TC
50
=
61
μg/μL),
comparable
to
reference
drug
amantadine
(TC
72
μg/μL,
100%
inhibition).
Furthermore,
docking
disclosed
range
interactions,
such
H‐bonding
π‐π
stacking,
with
binding
affinities
between
−4.8558
−
8.3673
kcal/mol.
Additionally,
SwissADME
predictions
indicated
possess
promising
drug‐like
characteristics,
but
4a–d
8c
inadequate
solubility
bioavailability,
restricts
use
viable
oral
medications.
Frontiers in Chemistry,
Journal Year:
2025,
Volume and Issue:
13
Published: April 16, 2025
Introduction
Tubulin
polymerization
inhibitors
have
emerged
as
interesting
anticancer
therapies.
We
present
the
design,
synthesis,
and
structural
elucidation
of
novel
thiazole-based
derivatives
to
identify
tubulin
with
potent
antiproliferative
efficacy
strong
inhibition
polymerization.
Methods
The
compounds
consist
two
scaffolds.
Scaffold
A
10a-e
scaffold
B
13a-e
.
structures
newly
synthesized
were
validated
using
1
H
NMR,
13
C
elemental
analysis.
Results
Discussion
most
effective
antitubulin
derivative
was
10a
,
exhibiting
an
IC
50
value
2.69
μM.
Subsequently,
10o
13d
exhibited
values
3.62
μM
3.68
μM,
respectively.
These
more
potency
than
reference
combretastatin
A-4,
which
displayed
8.33
had
no
cytotoxic
effects
on
normal
cells,
preserving
over
85%
cell
viability
at
experiment
demonstrated
that
significant
activity
against
four
cancer
lines,
average
GI
6,
7,
8
equivalent
reference’s
doxorubicin
sorafenib.
Compounds
10a,
10o,
activate
caspases
3,
9,
Bax,
while
down-regulating
anti-apoptotic
protein
Bcl2.
Molecular
docking
studies
superior
binding
affinities
for
(-7.3
kcal/mol)
colchicine
site
tubulin,
forming
key
hydrophobic
hydrogen
bonding
interactions
enhance
its
activity.
ADMET
analysis
confirmed
favorable
drug-like
properties,
establishing
these
promising
candidates
further
development
agents
targeting
Journal of the Chinese Chemical Society,
Journal Year:
2024,
Volume and Issue:
71(7), P. 706 - 720
Published: June 11, 2024
Abstract
Herein,
new
thiazole‐2‐yl‐based
hydrazone
derivatives
were
synthesized
and
assessed
for
in
vitro
anticancer
activity
against
wild
type
A549,
MCF7,
DU145,
mutant
H1975
cancer
cell
lines
by
3‐(4,5‐dimethylthiazol‐2‐yl)‐2,5‐diphenyltetrazolium
bromide
(MTT)
assay.
Among
all,
4‐(4‐Chlorophenyl)‐2‐(2‐((4‐methylthiazol‐5‐yl)methylene)hydrazineyl)thiazole
(
4b
)
elicited
prominent
wild‐type
epidermal
growth
factor
receptor
(WT‐EGFR)
MCF7
line
with
an
IC
50
value
of
9.57
±
1.80
μM,
whereas
4‐Methyl‐5‐((2‐(4‐(4‐nitrophenyl)thiazol‐2‐yl)hydrazineylidene)methyl)thiazole
4c
showed
appreciable
11
0.7
μM
the
mutated
EGFR
lung
cells.
Doxorubicin
Osimertinib
used
as
standard
drugs
comparison
activity.
Compound
significantly
increased
early
apoptosis
(30.2%)
late
(7.6%)
at
a
5
concentration
control
(early
2.5%,
1.2%).
The
molecular
docking
study
was
performed
(T790M/C797S)
PDB:
5D41
enzyme
to
gain
information
about
interactions
molecules
binding
pockets.
Moreover,
ADME
dynamic
simulation
studies
accomplished
insight
into
drug‐likeness
conformational
stability,
respectively.
findings
demonstrate
promising
alignment
between
observed
effects
computational
analyses.
Arabian Journal of Chemistry,
Journal Year:
2024,
Volume and Issue:
17(9), P. 105933 - 105933
Published: July 24, 2024
Until
today,
microbial
infections
epitomize
a
serious
universal
health
threat.
Subsequently,
developing
potential
antimicrobial
prototype
remains
an
urgent,
global
necessity.
Despite
several
reports
discussing
the
biological
utility
of
some
bis-thiazoles,
use
bis-dihydrazothiazoles
and
their
corresponding
metal
chelates
as
potent
antimicrobials,
is
yet
to
be
explored.
The
current
report
outlines
attempt
fill
that
void
by
representing
successful
synthesis
new
class
well
three
transition
antimicrobials.
This
presents
design
novel
hydroxy-tagged
6a-e
bis-dihydrazothiazolones
9a-e
via
reaction
bis-aldehyde
thiosemicarbazone
3,
common
synthetic
precursor,
with
two
groups
hydrazonoyl
halide
derivatives
4a-e
7a-e.
chelation
affinity
these
behave
neutral
tridentate
ligands
coordinating
ions;
Fe(III),
Co(II),
or
Zn(II)
through
azomethine-N,
thiazole-S,
azo-N
atoms
form
complexes
metal/ligand
ratio
2:1
was
confirmed.
In-vitro,
screening
bis-dihydrazothiazole
derivatives,
selected
group
chelate
[M2L],
inspected,
data
were
measured
in
comparison
those
ketoconazole
gentamycin
reference
standards.
Most
showed
decent
excellent
activities
against
screened
microbes,
but
chloro-substituted
bis
dihydrazothiazole
6c
9c
exceptional
inhibition
Bacillus
subtilis
(20
mm),
Escherichia
coli
(25
Candida
albicans
(19
Salmonella
typhimurium
respectively.
Additionally,
amongst
synthesized
only
zinc
complex,
[Zn2L]
remarkable
both
Staphylococcus
aureus
(21
mm)
compared
standard
Gentamycin,
more
than
free
ligand,
6a
itself
(no
activity
11
mm
respectively).
Antimicrobial
inspection
assessed
agar
diffusion
assay
method
all
bacterial
fungal
strains.
Magnetic
moment,
diffused
reflectance,
FT-IR,
1H
NMR,
molar
conductivity,
thermogravimetric
analysis
(TGA),
X-ray
diffraction
(XRD),
scanning
electron
microscope
(SEM)
among
many
techniques
used
elucidate
structures
bis-heterocyclic
complexes.