Tetrazine-based dynamic covalent polymers as degradable extraction materials in sample preparation
Analytica Chimica Acta,
Journal Year:
2024,
Volume and Issue:
1318, P. 342925 - 342925
Published: June 29, 2024
Current
trends
in
Analytical
Chemistry
are
highly
focused
on
the
introduction
of
new
extraction
materials
with
a
high
selectivity
towards
target
analytes,
capacity
as
well
sustainable
characteristics.
In
this
context,
smart
able
to
respond
an
external
stimulus
constitutes
promising
approach
field.
However,
investigations
regarding
development
such
stimuli-responsive
polymers
have
been
basically
centered
their
synthesis
and
control
properties,
hardly
exploiting
properties
generate
that,
once
function
is
fulfilled,
they
can
be
degraded
into
fragments
little
or
negligible
toxicity,
even
constituent
monomers
for
efficient
recycling.
Language: Английский
Interdependent Dynamic Nitroaldol and Boronic Ester Reactions for Complex Dynamers of Different Topologies
Chemistry - A European Journal,
Journal Year:
2024,
Volume and Issue:
30(63)
Published: Aug. 26, 2024
Abstract
Complex
dynamic
systems
displaying
interdependency
between
nitroaldol
and
boronic
ester
reactions
have
been
demonstrated.
Nitroalkane‐1,3‐diols,
generated
by
the
reaction,
were
susceptible
to
formation
with
different
acids
in
aprotic
solvents,
whereas
hydrolysis
of
esters
occurred
presence
water.
The
led
significant
stabilization
adducts
under
basic
conditions.
use
bifunctional
building
blocks
was
furthermore
established,
allowing
for
main
chain
nitroaldol‐boronate
dynamers
as
well
complex
network
distinct
topologies.
shape
rigidity
resulting
showed
an
apparent
dependency
on
configuration
acids.
Language: Английский