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Hydrazoic acid Structure

Hydrazoic acid

Chemical Properties

Melting point -80°
Boiling point bp 37°
Density  1.092
solubility  soluble in H2O
pka 4.72(at 25℃)
form  colorless liquid
color  colorless liquid; explodes, explosive
PH pKa1= 4.43(25℃)
Water Solubility  very soluble H2O [HAW93]
Exposure limits Ceiling 0.1 ppm vapor (ACGIH).
Stability Unstable. Violently explosive in the concentrated or pure states. Readily forms explosive compounds with heavy metals. This is a dangerous and hard to handle substance which must not be prepared or handled by non-experts.
EWG's Food Scores 1
FDA UNII 6P5C4D5D7I
EPA Substance Registry System Hydrazoic acid (7782-79-8)

Safety

RIDADR  0473
HazardClass  1.1A
Hazardous Substances Data 7782-79-8(Hazardous Substances Data)
Toxicity LD50 in mice (mg/kg): 21.5 i.p. (Graham)

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Hydrazoic acid Chemical Properties,Usage,Production

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