Nitroguanidine

Nitroguanidine - sometimes abbreviated NGu - is a colorless, crystalline solid that melts at 257 °C and decomposes at 254 °C. Nitroguanidine is an extremely insensitive but powerful high explosive. Wetting it with > 20 wt.-% water effects desensitization from HD 1.1 down to HD 4.1 (flammable solid). Nitroguanidine is used as an energetic material, i.e., propellant or high explosive, precursor for insecticides, and for other purposes.

Nitroguanidine
Names
IUPAC name
1-Nitroguanidine
Other names
Picrite
NGu
NQ
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.008.313
UNII
  • InChI=1S/CH4N4O2/c2-1(3)4-5(6)7/h(H4,2,3,4) Y
    Key: IDCPFAYURAQKDZ-UHFFFAOYSA-N Y
  • InChI=1/CH4N4O2/c2-1(3)4-5(6)7/h(H4,2,3,4)
    Key: IDCPFAYURAQKDZ-UHFFFAOYAN
  • NC(N)=N[N+]([O-])=O
Properties
CH4N4O2
Molar mass 104.07 g/mol
Appearance Colorless crystalline solid
Density 1.77 g/cm3
Melting point 257 °C (495 °F; 530 K)
3.45 g/kg (in water at 25 °C)
Explosive data
Shock sensitivity > 50 J
Friction sensitivity > 350 N
RE factor 1.00
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
Explosive
Related compounds
Related compounds
Guanidine
Guanidine nitrate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references
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