Effect of the Dodecanoate Anion on Thermal Stability and Decomposition Mechanism of Mono- and Dicationic Ionic Liquids
ACS Omega,
Год журнала:
2025,
Номер
10(9), С. 9514 - 9526
Опубликована: Фев. 26, 2025
This
work
presents
the
synthesis
of
mono-
and
dicationic
ionic
liquids
(ILs)
that
combine
cations
1-butyl-3-methylimidazolium
([C4MIM]+),
1-decyl-3-methylimidazolium
([C10MIM]+),
1,4-bis(3-methylimidazolium-1-yl)butane
([C4(MIM)2]2+),
1,10-bis(3-methylimidazolium-1-yl)decane
([C10(MIM)2]2+)
with
anion
dodecanoate
([C11COO]−),
along
a
study
into
their
thermal
stability
mechanism
for
decomposition.
Thermal
was
investigated
using
Kissinger–Akahira–Sunose
(KAS)
isoconversional
method
to
determine
activation
energies
(Eα)
compensation
effect
calculate
pre-exponential
factor
(ln
Aα).
The
results
showed
there
no
significant
difference
in
stabilities
between
ILs,
all
compounds
being
thermally
stable
up
450
K.
decomposition
analyzed
nuclear
magnetic
resonance
(NMR),
electrospray
ionization
mass
spectrometry
(ESI-MS),
thermogravimetric
analysis
coupled
Fourier-transform
infrared
spectroscopy
(TGA-FTIR).
main
pathways
were
nucleophilic
substitution
at
lateral
or
spacer
chain
methyl
group.
Язык: Английский
The inhibiting water uptake mechanism of main-chain type N-spirocyclic quaternary ammonium ionene blended with polybenzimidazole as anion exchange membrane
Separation and Purification Technology,
Год журнала:
2022,
Номер
291, С. 120950 - 120950
Опубликована: Март 29, 2022
Язык: Английский
A sustainable one-pot synthesis of 2,5-diformylfuran from carbohydrates using tetracationic ionic liquid
Journal of Molecular Liquids,
Год журнала:
2024,
Номер
unknown, С. 126032 - 126032
Опубликована: Сен. 1, 2024
Язык: Английский
Synthesis of Alkynylselenides under Visible-Light Irradiation Using the Ionic Liquid [BMIm]BF4 as a Solvent
Journal of the Brazilian Chemical Society,
Год журнала:
2022,
Номер
unknown
Опубликована: Окт. 27, 2022
In
this
work,
a
visible-light-driven
synthesis
of
alkynyl
selenides
using
[BMIm]BF4
as
an
environmentally
friendly
solvent
and
without
the
addition
metal
catalysts,
photosensitizers,
directing-groups,
or
bases
is
reported.
The
target
compounds
were
obtained
in
moderate
to
good
yields
with
functional
group
tolerance
by
reaction
diorganoyldiselenides
1-bromoalkynes
proceeding
through
radical
mechanism.
Язык: Английский