Environmental Health & Safety
Main Office, Wyoming Hall Room 102
Phone: (307) 766-3277 Fax: (307)766-6116
Regulated Materials Management Center
Phone: (307)766-3696 Fax: (307)766-3699
Web: www.uwyo.edu/ehs Email: [email protected]
Pyrophoric, Water Reactive and Shock Sensitive
Chemicals
Partial List of Pyrophoric Chemicals
Grignard reagents,
Metal alkyls and aryls, such as
Metal carbonyls, such as
Alkali metals such as
Metal powders, such as
Metal hydrides, such as
Nonmetal hydrides, such as
Nonmetal alkyls, such as
Phosphorus (white)
RMgX
RLi, RNa, R3Al, R2Zn
Ni(CO)4, Fe(CO)5, Co2(CO)8
Na, K
Al, Co, Fe, Mg, Mn, Pd, Pt, Ti,
Sn, Zn, Zr
NaH, LiAlH4
B2H6 and other boranes, PH3,
AsH3
R3B, R3P, R3As
Partial List of Water Reactive Chemicals
Acetic anhydride
Acetyl halides
Alkyl aluminum chloride
Allyl trichlorosilane
Aluminum aminoborohydride
Aluminum borohydride
Aluminum bromide
Aluminum chloride
Aluminum fluoride
Aluminum hydrophosphide
Aluminum phosphide
Aluminum tetrahydroborate
Amyl trichlorosilane
Anisoyl chloride
Antimony tribromide
Antimony trichloride
Antimony trifluoride
Antimony triiodide
Barium
Barium peroxide
Barium carbide
Barium sulfide
May 2012
n-butyl Lithium
n-butyl Trichlorosilane
Cadmium acetylide
Cadmium amide
Calcium
Calcium carbide
Calcium hydride
Calcium oxide
Calcium phosphide
Cesium amide
Cesium hydride
Cesium phosphide
Chlorine dioxide
Chlorine monofluoride
Chlorine pentafluoride
Chlorine trifluoride
Chloroacetyl chloride
Chlorodiisobutyl aluminum
Chlorophenyl isocyanate
Chromyl chloride
Copper acetylide
Cyclohexenyl trichlorosilane
Page 1
Pyrophoric, Water Reactive and
Shock Sensitive Chemicals
Benzene phosphorus dichloride
Benzyl chloride
Benzyl silane
Benzyl sodium
Beryllium hydride
Beryllium tetrahydroborate
Bismuth pentafluoride
Borane (and boranes)
Boron bromodiiodide
Boron dibromoiodide
Boron phosphide
Boron tribromide
Boron trichloride
Boron trifluoride
Bromine monofluoride
Bromine pentafluoride
Bromine trifluoride
Bromodiethyl aluminum
Cyclohexyl trichlorosilane
Decarborane
Diborane
Diethyl aluminum chloride
Diethyl dichlorosilane
Diethyl zinc
Diisopropyl beryllium
Dimethyl dichlorosilane
Dimethyl magnesium
Diphenyl dichlorosilane
Diphenyl diisocyanate
Disulfuryl chloride
Dodecyl trichlorosilane
Ethyl trichlorosilane
Fluorine monoxide
Fluorosulfonic acid
Gold acetylide
Hexadecyl trichlorosilane
Hexyl trichlorosilane
Hydrobromic acid
Iodine monochloride
Lithium
Lithium aluminum hydride
Lithium amide
Lithium ferrosilicon
Lithium hydride
Lithium peroxide
Lithium silicon
Magnesium peroxide
Methyl aluminum sesquibromide
Methyl aluminum sesquichloride
Methyl dichlorosilane
Methylene diisocyanate
Methyl isocyanate
Methyl trichlorosilane
Methyl magnesium bromide
Methyl magnesium chloride
Methyl magnesium iodide
Nickel antimonide
Nonyl tichlorosilane
Octyl trichlorosilane
Phenyl trichlorosilane
Phosphonium iodide
Phosphorous pentoxide
Potassium hydride
Potassium oxide
Potassium peroxide
Propyl trichlorosilane
Pyrosulfuryl chloride
Silicon tetrachloride
Silver acetylide
Sodium hydride
Sodium methylate
Sodium peroxide
Sodium potassium alloy
Stannic chloride
Sulfonyl fluoride
Sulfuric acid (>70%)
Sulfur chloride
Sulfur pentafluoride
Sulfur trioxide
Sulfuryl chloride
Thiocarbonyl chloride
Thionyl chloride
Thiophosphoryl chloride
Titanium tetrachloride
Toluene diisocyanate
Triethyl aluminum
Triisobutyl aluminum
Trimethyl aluminum
May 2012
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Pyrophoric, Water Reactive and
Shock Sensitive Chemicals
Phosphorous oxychloride
Phosphorous pentasulfide
Phosphorous trisulfide
Phosphorous (red)
Phosphorous oxybromide
Phosphorous pentachloride
Phosphorous sesquisulfide
Phosphorous tribromide
Phosphorous trichloride
Polyphenyl polymethyl isouantate
Potassium
Trichlorosilane
Tri-n-butyl aluminum
Trichloroborane
Triethyl arsine
Triethyl stibine
Tri-n-butyl borane
Tripropyl stibine
Trioctyl aluminum
Trisilyl arsine
Trivinyl stibine
Vanadium trichloride
Vinyl trichlorosilane
Zinc acetylide
Partial List of Shock Sensitive Chemicals
This reactivity is typically described as "shock, or impact sensitivity". There are other
initiating mechanisms for these compound Consult the available literature regarding these
chemicals.
Acetyl azide
Acetyl nitrate
Ammonium nitrate
Ammonium azide
Ammonium bromate
Ammonium chlorate
Ammonium dichromate
Ammonium hexanitrocobaltate
Ammonium nitrate
Ammonium nitrite
Ammonium periodate
Ammonium permanganate
Ammonium picrate
Ammonium tetraperoxychromate
Azidocarbonyl guanidine
Barium azide
Barium chlorate
Benzene diazonium chloride
Benzotriazole
Benzoyl peroxide
Bismith nitrate
Boron triazide
Butenetroil trinitrate
t-butyl Hypochlorite
Cadmium azide
May 2012
Chloropicrin
Copper acetylide
Cyanuric triazide
Diazidoethane
Diazomethane
Diazodinitrophenol
Dinitrophenol
Dinitrophenylhydrazlne
Diethylene glycol dinitrate
Dipentaerithritol hexanitrate
Dipicryl amine
Disulfur dinitride
Ethyl nitrite
Fluorine azide
Glycol dinitrate
Glycol monolactate trinitrate
Guanyl nitrosaminoguanyl hydrazine
HMX
Hydrazoic acid
Hydrazine azide
Lead azide
Lead dinitrorescorcinate (Styphnate)
Lead mononitrorescorcinate
Mannitol hexanitrate
Lithium nitrate
Page 3
Pyrophoric, Water Reactive and
Shock Sensitive Chemicals
Cadmium chlorate
Cadmium hexamine chlorate
Cadmium hexamine perchlorate
Cadmium nitrate
Cadmium nitride
Cadmium trihydrazine chlorate
Calcium nitrate
Calcium permanganate
Cesium azide
Chlorine dioxide
Chlorine trioxide
Chloroacetylene
Lithium nitride
Lithium peroxide
Mercuric oxycyanide
Mercury oxalate
Mercury fulminate
Nitroglycerin
Nitrosoguanidine
Pentaerythritol tetranitrate (PETN)
Perchloric acid
Picramlde and metal picrates
Picric acid, Picrates, Picryl cmpds
Picryl hydrazyl
Polyvinyl nitrate
Potassium chlorate
Potassium dinitrobenzfuroxan
Potassium nitrate
Potassium peroxide and Superoxide
RDX
Silver acetylide
Silver azide
Silver dinitrorescorcinate (Styphnate)
Silver fulminate
Silver nitride
Silver oxalate
Silver tetrazene
Sodium azide
Sodium chlorate
Sodium chlorite
Sodium nitrate
Sodium perchlorate
Sodium perborate and monohydrate
Sodium peroxide
Sodium picramate
Sodium Superoxide
Strontium chlorate
Strontium nitrate
Strontium perchlorate
Tetranitromethane
Tetraselenium tetranitride
Tetrazene
Tetryl
Thallium nitride
Trilead dinitride
Trinitroanisole
Trinitrobenzene
Trinitrobenzoic acid
m-Trinitrocresol
Trinitronaphthalene
Trinitroresorcinol
Trinitrotoluene
Urea nitrate
Vinyl azide
Zinc peroxide
May 2012
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