International Journal of Molecular Sciences,
Journal Year:
2022,
Volume and Issue:
23(22), P. 14337 - 14337
Published: Nov. 18, 2022
Oxygen
balance
and
heat
of
formation
are
closely
related
to
the
nitrogen
oxygen
content
in
a
molecule
have
significant
effect
on
detonation
performance
energetic
materials.
Here
new
family
1,2,4-triazolo
[4,3-b][1,2,4,5]-tetrazine
containing
gem-dinitromethyl
nitroamine
with
high
nitrogen-oxygen
was
synthesized
characterized.
Moreover,
structure
guanidine
salt
(3)
TATOT
(4)
were
confirmed
by
single-crystal
X-ray
diffraction.
The
ammonium
2
reached
82.5%,
density
(1.805
g
cm-3)
properties
(D
=
8900
m
s-1;
P
32.4
GPa),
which
similar
those
RDX.
FirePhysChem,
Journal Year:
2022,
Volume and Issue:
3(1), P. 78 - 87
Published: Sept. 20, 2022
In
recent
years,
the
development
of
novel
advanced
energetic
materials
has
significantly
shifted
toward
nitrogen
heterocyclic
derivatives,
which
demonstrate
a
great
potential
for
multipurpose
application
patterns.
Among
known
heterocycles
tetrazine
ring
is
well-known
structural
scaffold
used
in
preparation
various
high-energy
materials.
The
majority
energy-rich
substances
incorporating
subunit
exhibit
high
thermal
stability,
good
detonation
performance
and
low
sensitivity
to
mechanical
stimuli
defines
their
practical
usability.
this
review,
main
achievements
on
synthesis
tetrazine-based
reported
last
decade
are
summarized.
Potential
applications
presented
compounds
especially
emphasized.
Crystal Growth & Design,
Journal Year:
2023,
Volume and Issue:
23(7), P. 4970 - 4978
Published: June 2, 2023
In
this
work,
a
combined
strategy
of
bridging
two
tetrazolo[1,5-b]pyridazine
rings
and
introducing
intramolecular
hydrogen
bonds
(N–H···O)
with
hydrazo
group
was
developed
to
construct
new
high-energy
heat-resistant
energetic
compound
named
6,6′-hydrazo-bis(8-amino-7-nitrotetrazolo[1,5-b]pyridazine)
(1).
Its
dehydrogenated
derivative
6,6′-azo-bis(8-amino-7-nitrotetrazolo[1,5-b]pyridazine)
(2),
which
had
fewer
(N–H···O),
also
synthesized
for
comparison.
Compounds
1
2
were
characterized
by
high-resolution
mass
spectrometry,
nuclear
magnetic
resonance,
single-crystal
X-ray
diffraction,
infrared
spectroscopy,
elemental
analysis.
Their
properties,
such
as
densities
(ρ:
1.87
g·cm–3
1,
1.77
2),
heat
formation
values
(ΔHf:
1079
kJ·mol–1
1235
detonation
velocities
(Dv:
9064
m·s–1
8429
pressures
(P:
35.2
GPa
27.8
decomposition
temperatures
(Td:
292
°C
260
impact
sensitivities
(IS:
16
J
4
friction
(FS:
>360
N
160
tested.
These
results
suggest
that
is
promising
thermally
stable
material.
Organic Letters,
Journal Year:
2024,
Volume and Issue:
26(26), P. 5488 - 5492
Published: June 20, 2024
Exploiting
novel
fused
cyclic
frameworks
through
simple
and
efficient
methods
has
provided
a
blueprint
for
developing
advanced
explosives.
In
this
study,
six
new
[5,6,5]-tricyclic
energetic
compounds
(I–VI)
were
synthesized
an
intramolecular
cyclization
strategy
involving
C-NH2
directed
reaction.
The
work
not
only
boosts
the
development
of
but
also
highlights
their
potential
applications
as
secondary
or
heat-resistant
The Journal of Organic Chemistry,
Journal Year:
2023,
Volume and Issue:
88(13), P. 8929 - 8936
Published: May 30, 2023
In
this
work,
a
fused-ring
[1,2,5]oxadiazolo[3,4-b]pyridine
1-oxide
framework
with
multiple
modifiable
sites
was
utilized
to
develop
novel
energetic
materials
hydrogen
bonds.
The
prepared
were
characterized,
and
their
properties
extensively
investigated.
Among
those
studied,
compound
3
exhibited
high
densities
of
1.925
g
cm–3
at
295
K
1.964
170
K,
detonation
performances
(Dv:
8793
m
s–1
P:
32.8
GPa),
low
sensitivities
(IS:
20
J,
FS:
288
N),
good
thermal
stability
(Td:
223
°C).
N-Oxide
4
had
higher-energy
explosive
8854
34.4
GPa)
15
J
240
N).
Compound
7
enthalpy
group
(tetrazole)
determined
as
high-energy
8851
s–1,
32.4
GPa).
Notably,
the
compounds
3,
4,
similar
RDX
8801
33.6
results
indicated
that
potential
low-sensitivity
materials.
Journal of Materials Chemistry A,
Journal Year:
2023,
Volume and Issue:
11(29), P. 15979 - 15985
Published: Jan. 1, 2023
Four
iodine-containing
furazan
compounds
as
promising
biocidal
agents
with
high
iodine
content
(>50%)
and
TNT-like
detonation
performance
were
designed
synthesized
by
simple
step.
Crystal Growth & Design,
Journal Year:
2023,
Volume and Issue:
23(3), P. 1959 - 1971
Published: Feb. 1, 2023
Eight
kinds
of
energetic
coordination
polymers
(ECPs)
with
multi-coordination
were
designed
and
synthesized
by
combining
the
carbonyl
group
potential
in
biuret
transition
metal
nitrates
perchlorates
(Co2+,
Ni2+,
Cu2+,
Ag+).
The
structures
these
complexes
are
confirmed
infrared
spectroscopy,
elemental
analysis,
X-ray
single-crystal
diffraction.
physical
chemical
performance
test
results
show
that
solvent-free
ECPs
7
(Cu(BIU)2(ClO4)2)
has
best
(Tdec
=
328
°C,
D
7600
km·s–1,
P
27.8
Gpa,
IS
25
J,
FS
240
N).
Among
them,
8
(Ag(BIU)ClO4)
have
good
detonation
during
hot
plate
laser
ignition
tests
(ECPs
7:
15
W,
τ
6
ms,
E
80
mJ;
8:
20
5
100
mJ).
result
shows
improving
oxygen
balance
ligands
constructing
multidentate
may
be
a
new
effective
strategy
for
laser-sensitive
ECPs.
Crystal Growth & Design,
Journal Year:
2023,
Volume and Issue:
23(9), P. 6756 - 6764
Published: July 27, 2023
A
series
of
novel
energetic
materials
(EMs)
based
on
a
single
triazole–tetrazole
material,
(Z)-N-(5-nitro-2-(1H-tetrazol-5-yl)-2,4-dihydro-3H-1,2,4-triazol-3-ylidene)nitramide
(HNANTT)
with
tremendous
physicochemical
(d
=
1.833
g
cm–3
and
ΔHf
715.8
kJ
mol–1)
properties
(Dv
9209
m
s–1
P
36.38
GPa),
were
obtained.
Detailed
crystal
structures
HNANTT
NANTT-5,
7,
8,
9,
11,
13
determined
by
single-crystal
X-ray
diffraction.
Based
HNANTT,
three
kinds
coordination
polymers
(ECPs)
(NANTT-5,
8),
four
salts
(NANTT-9,
10,
12),
one
cocrystal
(NANTT-13)
prepared
characterized
to
develop
EMs
different
advantages.
By
modifying
all
NANTT
derivatives
(except
NANTT-10)
showed
good
mechanical
sensitivity
(IS
>
40
J,
FS
360
N),
NANTT-ECP-8
achieving
the
highest
density
(2.729
cm–3)
thermal
stability
(287
°C),
NANTT-12
has
detonation
performances
9225
30.87
GPa)
among
materials,
while
co-crystal
exhibited
best
comprehensive
performance,
superior
9035
30.12
higher
(236
N
+
O
content
83.2%.
