Molecules,
Journal Year:
2022,
Volume and Issue:
27(18), P. 5891 - 5891
Published: Sept. 11, 2022
Energetic
materials
constitute
one
of
the
most
important
subtypes
functional
used
for
various
applications.
A
promising
approach
construction
novel
thermally
stable
high-energy
is
based
on
an
assembly
polynitrogen
biheterocyclic
scaffolds.
Herein,
we
report
design
and
synthesis
a
new
series
high-nitrogen
energetic
salts
comprising
C-C
linked
6-aminotetrazinedioxide
hydroxytetrazole
frameworks.
Synthesized
were
thoroughly
characterized
by
IR
multinuclear
NMR
spectroscopy,
elemental
analysis,
single-crystal
X-ray
diffraction
differential
scanning
calorimetry.
As
result
vast
amount
formed
intra-
intermolecular
hydrogen
bonds,
prepared
ammonium
amino-1,2,4-triazolium
are
have
good
densities
1.75-1.78
g·cm-3.
All
synthesized
compounds
show
high
detonation
performance,
reaching
that
benchmark
RDX.
At
same
time,
as
compared
to
RDX,
investigated
less
friction
sensitive
due
net
bonds.
Overall,
reported
represent
perspective
subclass
secondary
explosives
unveil
further
opportunities
next-generation
materials.
Journal of Materials Chemistry A,
Journal Year:
2021,
Volume and Issue:
10(2), P. 818 - 828
Published: Dec. 1, 2021
Novel
highly
energetic
components
for
rocket
propellants
based
on
polycyclic
cage
alkylnitramine
compounds.
Polynitro
hexaazaisowurtzitanes
with
high
performance
and
significantly
lower
sensitivity
than
CL-20.
Energetic Materials Frontiers,
Journal Year:
2020,
Volume and Issue:
1(2), P. 74 - 82
Published: Sept. 1, 2020
In
this
study,
a
new
series
of
3-amino-4-(5-amino-1,3,4-oxadiazole-yl)
furoxan
derivatives
including
neutral
compounds
and
energetic
salts
were
synthesized.
Their
physicochemical
properties
such
as
sensitivity,
thermal
behavior,
investigated
during
the
study.
Additionally,
to
explain
their
structure-property
relationship,
quantum
chemical
calculations
conducted,
Hirshfeld
surface
analysis,
noncovalent
interaction
electrostatic
potential
analysis.
The
crystal
structures
2,
3a,
3b
confirmed
by
using
single-crystal
X-ray
diffraction.
All
these
showed
satisfactory
detonation
performance,
with
velocities
ranging
from
8430
m
s−1
9258
pressures
30.1–37.5
GPa.
These
results
comparable
those
commonly
used
secondary
explosive
RDX
(8795
34.9
GPa,
respectively),
making
explosives.
Dalton Transactions,
Journal Year:
2022,
Volume and Issue:
51(37), P. 14088 - 14096
Published: Jan. 1, 2022
Nitrogen-oxygen
organic
materials
constitute
an
important
family
of
multipurpose
high-energy
materials.
However,
the
preparation
energetic
boosters
and
oxidizers
for
various
civil
space
technologies
remains
a
challenging
task
such
usually
require
special
precautions
fine
tunability
their
functional
properties.
To
find
balance
between
energy
safety
while
retaining
oxidizing
ability
target
materials,
novel
hybrid
compounds
comprising
furoxan
3,3-dinitroazetidine
scaffolds
enriched
with
additional
nitro
groups
were
synthesized.
The
prepared
3-(3,3-dinitroazetidinoyl)-4-nitrofuroxan
3,3-dinitro-1-(2,2,2-trinitroethyl)azetidine
have
high
nitrogen-oxygen
contents
(75-79%),
positive
oxygen
to
CO
(up
+10.3%)
good
experimental
densities
(1.75-1.80
g
cm-3).
A
combination
superior
detonation
performance
(D
=
8.3-8.5
km
s-1
P
32-33
GPa)
moderate
mechanical
sensitivity
enables
application
potential
these
as
booster
explosives
or
oxidizers.
Additionally,
properties
remain
essentially
competitive
other
oxygen-rich
(pentaerythritol
tetranitrate,
ammonium
dinitramide,
tetranitratoethane).
Hirshfeld
surface
calculations
supported
by
framework
plots
also
performed
better
understand
relationship
molecular
structure
stability/sensitivity.
This
work
unveils
directions
in
construction
balanced
applications.
Molecules,
Journal Year:
2022,
Volume and Issue:
27(18), P. 5891 - 5891
Published: Sept. 11, 2022
Energetic
materials
constitute
one
of
the
most
important
subtypes
functional
used
for
various
applications.
A
promising
approach
construction
novel
thermally
stable
high-energy
is
based
on
an
assembly
polynitrogen
biheterocyclic
scaffolds.
Herein,
we
report
design
and
synthesis
a
new
series
high-nitrogen
energetic
salts
comprising
C-C
linked
6-aminotetrazinedioxide
hydroxytetrazole
frameworks.
Synthesized
were
thoroughly
characterized
by
IR
multinuclear
NMR
spectroscopy,
elemental
analysis,
single-crystal
X-ray
diffraction
differential
scanning
calorimetry.
As
result
vast
amount
formed
intra-
intermolecular
hydrogen
bonds,
prepared
ammonium
amino-1,2,4-triazolium
are
have
good
densities
1.75-1.78
g·cm-3.
All
synthesized
compounds
show
high
detonation
performance,
reaching
that
benchmark
RDX.
At
same
time,
as
compared
to
RDX,
investigated
less
friction
sensitive
due
net
bonds.
Overall,
reported
represent
perspective
subclass
secondary
explosives
unveil
further
opportunities
next-generation
materials.
