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Index of Chemical Abstracts Service Registry Numbers (CAS No.)																				Related Pages
CAS No.
					CHEMICAL NAME100-00-5p-Nitrochlorobenzene100-01-6p-Nitroaniline10022-31-8Barium nitrate (as Ba)10024-97-2Nitrous oxide100-25-4p-Dinitrobenzene10025-67-9Sulfur monochloride10025-87-3Phosphorus oxychloride10026-13-8Phosphorus pentachloride10028-15-6Ozone10035-10-6Hydrogen bromide100-37-82-Diethylaminoethanol100-41-4Ethyl benzene100-42-5Styrene100-44-7Benzyl chloride10049-04-4Chlorine dioxide100-61-8Monomethyl aniline100-63-0Phenylhydrazine100-74-3N-Ethylmorpholine10102-43-9Nitric oxide10102-44-0Nitrogen dioxide101-14-44,4'-Methylenebis(2-chloroaniline)101-68-8Methylene bisphenyl isocyanate101-77-94,4'-Methylenedianiline101-84-8Phenyl ether (vapor)10210-68-1Cobalt carbonyl (as Co)102-54-5Dicyclopentadienyl iron102-81-82-N-Dibutylaminoethanol10294-33-4Boron tribromide10361-37-2Barium chloride (as Ba)104-94-9p-Anisidine105-46-4sec-Butyl acetate105-60-2Caprolactam106-35-4Ethyl butyl ketone106-42-3p-Xylene106-44-5p-Cresol106-46-7p-Dichlorobenzene106-49-0p-Toluidine106-50-3p-Phenylene diamine106-51-4Quinone106-87-6Vinyl cyclohexene dioxide106-89-8Epichlorohydrin106-92-3Allyl glycidyl ether106-93-4Ethylene dibromide106-97-8n-Butane106-99-01,3-Butadiene107-02-8Acrolein107-03-91-Propanethiol107-05-1Allyl chloride107-06-2Ethylene dichloride107-07-3Ethylene chlorohydrin107-12-0Propionitrile107-13-1Acrylonitrile107-15-3Ethylenediamine107-16-4Glycolonitrile107-18-6Allyl alcohol107-19-7Propargyl alcohol107-20-0Chloroacetaldehyde107-21-1Ethylene glycol107-30-2Chloromethyl methyl ether107-31-3Methyl formate107-41-5Hexylene glycol107-49-3TEPP107-66-4Dibutyl phosphate107-87-92-Pentanone107-98-2Propylene glycol monomethyl ether108-03-21-Nitropropane108-05-4Vinyl acetate108-10-1Hexone108-11-2Methyl isobutyl carbinol108-18-9Diisopropylamine108-20-3Isopropyl ether108-21-4Isopropyl acetate108-24-7Acetic anhydride108-31-6Maleic anhydride108-38-3m-Xylene108-39-4m-Cresol108-44-1m-Toluidine108-46-3Resorcinol108-67-81,3,5-Trimethylbenzene108-83-8Diisobutyl ketone108-84-9sec-Hexyl acetate108-87-2Methylcyclohexane108-88-3Toluene108-90-7Chlorobenzene108-91-8Cyclohexylamine108-93-0Cyclohexanol108-94-1Cyclohexanone108-95-2Phenol108-98-5Benzenethiol109-59-12-Isopropoxyethanol109-60-4n-Propyl acetate109-66-0n-Pentane109-73-9n-Butylamine109-74-0n-Butyronitrile109-77-3Malononitrile109-79-5n-Butyl mercaptan109-86-4Methyl Cellosolve®109-87-5Methylal109-89-7Diethylamine109-94-4Ethyl formate109-99-9Tetrahydrofuran110-12-3Methyl isoamyl ketone110-19-0Isobutyl acetate110-43-0Methyl (n-amyl) ketone110-49-6Methyl Cellosolve® acetate110-54-3n-Hexane110-61-2Succinonitrile110-62-3n-Valeraldehyde110-66-71-Pentanethiol110-80-52-Ethoxyethanol110-82-7Cyclohexane110-83-8Cyclohexene110-86-1Pyridine110-91-8Morpholine11097-69-1Chlorodiphenyl (54% chlorine)11107-01-0Tungsten carbide (cemented)111-15-92-Ethoxyethyl acetate111-30-8Glutaraldehyde111-31-9n-Hexanethiol111-40-0Diethylenetriamine111-42-2Diethanolamine111-44-4Dichloroethyl ether111-65-9Octane111-69-3Adiponitrile111-76-22-Butoxyethanol111-84-2Nonane111-88-61-Octanethiol1120-71-4Propane sultone112-07-22-Butoxyethanol acetate112-55-01-Dodecanethiol114-26-1Propoxur115-29-7Endosulfan115-77-5Pentaerythritol115-86-6Triphenyl phosphate115-90-2Fensulfothion117-81-7Di-sec octyl phthalate118-52-51,3-Dichloro-5,5-dimethylhydantoin118-96-72,4,6-Trinitrotoluene1189-85-1tert-Butyl chromate119-90-4o-Dianisidine119-93-7o-Tolidine12001-26-2Mica (containing less than 1% quartz)12079-65-1Manganese cyclopentadienyl tricarbonyl (as Mn)120-80-9Catechol120-82-11,2,4-Trichlorobenzene12108-13-3Methyl cyclopentadienyl manganese tricarbonyl (as Mn)12125-02-9Ammonium chloride fume121-44-8Triethylamine121-45-9Trimethyl phosphite121-69-7N,N-Dimethylaniline121-75-5Malathion12179-04-3Borates, tetra, sodium salts (Pentahydrate)121-82-4Cyclonite122-39-4Diphenylamine122-60-1Phenyl glycidyl ether123-19-3Dipropyl ketone123-31-9Hydroquinone123-42-2Diacetone alcohol123-51-3Isoamyl alcohol (primary)123-86-4n-Butyl acetate123-91-1Dioxane123-92-2Isoamyl acetate124-38-9Carbon dioxide124-40-3Dimethylamine12604-58-9Ferrovanadium dust126-73-8Tributyl phosphate126-98-7Methylacrylonitrile126-99-8beta-Chloroprene127-18-4Tetrachloroethylene12718-69-3Tungsten carbide (cemented)127-19-5Dimethyl acetamide128-37-02,6-Di-tert-butyl-p-cresol1300-73-8Xylidine1302-74-5 (corundum)Emery1303-86-2Boron oxide1303-96-4Borates, tetra, sodium salts (Decahydrate)1304-82-1Bismuth telluride, undoped1305-62-0Calcium hydroxide1305-78-8Calcium oxide1306-19-0 (CdO)Cadmium fume (as Cd)1309-37-1Iron oxide dust and fume (as Fe)1309-37-1Rouge1309-48-4Magnesium oxide fume1310-58-3Potassium hydroxide1310-73-2Sodium hydroxide131-11-3Dimethylphthalate13121-70-5Cyhexatin1314-13-2Zinc oxide1314-62-1Vanadium dust1314-62-1Vanadium fume1314-80-3Phosphorus pentasulfide1317-35-7Manganese tetroxide (as Mn)1317-38-0 (CuO)Copper fume (as Cu)1317-65-3 (natural)Calcium carbonate1317-65-3Limestone1317-65-3Marble1321-64-8Pentachloronaphthalene1321-65-9Trichloronaphthalene1321-74-0 (mixed isomers)Divinyl benzene1330-43-4Borates, tetra, sodium salts (Anhydrous)133-06-2Captan1332-21-4Asbestos1332-58-7Kaolin1333-82-0 (CrO3)Chromic acid and chromates1333-86-4Carbon black1335-87-1Hexachloronaphthalene1335-88-2Tetrachloronaphthalene1338-23-4Methyl ethyl ketone peroxide13397-24-5Gypsum134-32-7alpha-Naphthylamine1344-28-1alpha-Alumina1344-95-2Calcium silicate13463-39-3Nickel carbonyl13463-40-6Iron pentacarbonyl (as Fe)13463-67-7Titanium dioxide13494-80-9Tellurium135-88-6N-Phenyl-β-naphthylamine136-78-7Crag® herbicide137-05-3Methyl-2-cyanoacrylate137-26-8Thiram138-22-7n-Butyl lactate13838-16-9Enflurane1395-21-7 (BPN)Subtilisins140-88-5Ethyl acrylate141-32-2Butyl acrylate141-43-5Ethanolamine141-66-2Dicrotophos141-78-6Ethyl acetate141-79-7Mesityl oxide142-64-3Piperazine dihydrochloride142-82-5n-Heptane143-10-21-Decanethiol143-33-9Sodium cyanide (as CN)143-50-0Kepone144-62-7Oxalic acid14484-64-1Ferbam1455-21-61-Nonanethiol1477-55-0m-Xylene-alpha,alpha'-diamine148-01-6Dinitolmide14807-96-6Talc (containing no asbestos and less than 1% quartz)14808-60-7Silica, crystalline (as respirable dust)14977-61-8Chromyl chloride150-76-54-Methoxyphenol15096-52-3Sodium aluminum fluoride (as F)151-50-8Potassium cyanide (as CN)151-56-4Ethyleneimine151-67-7Halothane1563-66-2Carbofuran156-62-7Calcium cyanamide1569-69-3Cyclohexanethiol16219-75-3Ethylidene norbornene1639-09-41-Heptanethiol16752-77-5Methomyl16842-03-8Cobalt hydrocarbonyl (as Co)1738-25-6Dimethylaminopropionitrile1746-01-62,3,7,8-Tetrachloro-dibenzo-p-dioxin17702-41-9Decaborane17804-35-2Benomyl18282-10-5Tin(IV) oxide (as Sn)1910-42-5Paraquat (Paraquat dichloride)1912-24-9Atrazine1918-02-1Picloram19287-45-7Diborane1929-82-42-Chloro-6-trichloromethyl pyridine19624-22-7Pentaborane2039-87-4o-Chlorostyrene20816-12-0Osmium tetroxide2104-64-5EPN21087-64-9Metribuzin21351-79-1Cesium hydroxide21651-19-4Tin(II) oxide (as Sn)2179-59-1Allyl propyl disulfide22224-92-6Fenamiphos2234-13-1Octachloronaphthalene2238-07-5Diglycidyl ether2425-06-1Captafol2426-08-6n-Butyl glycidyl ether25013-15-4 (inhibited)Vinyl toluene25321-14-6Dinitrotoluene25376-45-8Toluenediamine2551-62-4Sulfur hexafluoride25639-42-3Methylcyclohexanol26499-65-0Plaster of Paris26628-22-8Sodium azide26952-21-6Isooctyl alcohol2698-41-1o-Chlorobenzylidene malononitrile2699-79-8Sulfuryl fluoride287-92-3Cyclopentane2885-00-91-Octadecanethiol2917-26-21-Hexadecanethiol2921-88-2Chlorpyrifos2971-90-6Clopidol298-00-0Methyl parathion298-02-2Phorate298-04-4Disulfoton299-84-3Ronnel299-86-5Crufomate300-76-5Dimethyl-1,2-dibromo-2,2-dichlorethyl phosphate302-01-2Hydrazine3033-62-3bis(2-(Dimethylamino)ethyl)ether309-00-2Aldrin314-40-9Bromacil3173-72-6Naphthalene diisocyanate330-54-1Diuron3333-52-6Tetramethyl succinonitrile333-41-5Diazinon®334-88-3Diazomethane3383-96-8Temephos34590-94-8Dipropylene glycol methyl ether353-50-4Carbonyl fluoride35400-43-2Sulprofos3689-24-5TEDP37329-49-0Tungsten carbide (cemented)4016-14-2Isopropyl glycidyl ether406-90-6Fluoroxene409-21-2Silicon carbide4098-71-9Isophorone diisocyanate4170-30-3Crotonaldehyde420-04-2Cyanamide460-19-5Cyanogen463-51-4Ketene471-34-1 (synthetic)Calcium carbonate479-45-8Tetryl50-00-0Formaldehyde50-29-3DDT504-29-02-Aminopyridine506-77-4Cyanogen chloride50-78-2Acetylsalicylic acid509-14-8Tetranitromethane5124-30-1Methylene bis(4-cyclohexylisocyanate)526-73-81,2,3-Trimethylbenzene528-29-0o-Dinitrobenzene532-27-4alpha-Chloroacetophenone5332-52-51-Undecanethiol534-52-1Dinitro-o-cresol53469-21-9Chlorodiphenyl (42% chlorine)53-96-32-Acetylaminofluorene540-59-01,2-Dichloroethylene540-88-5tert-Butyl acetate54-11-5Nicotine541-85-55-Methyl-3-heptanone542-75-61,3-Dichloropropene542-78-9Malonaldehyde542-88-1bis-Chloromethyl ether542-92-7Cyclopentadiene546-93-0Magnesite552-30-7Trimellitic anhydride55-38-9Fenthion55-63-0Nitroglycerine556-52-5Glycidol557-05-1Zinc stearate558-13-4Carbon tetrabromide56-23-5Carbon tetrachloride563-12-2Ethion563-80-4Methyl isopropyl ketone56-38-2Parathion56-81-5Glycerin (mist)5714-22-7Sulfur pentafluoride57-14-71,1-Dimethylhydrazine57-24-9Strychnine57-50-1Sucrose57-57-8beta-Propiolactone57-74-9Chlordane581-89-52-Nitronaphthalene583-60-8o-Methylcyclohexanone584-84-9Toluene-2,4-diisocyanate58-89-9Lindane591-78-62-Hexanone59355-75-8Methyl acetylene-propadiene mixture593-60-2Vinyl bromide594-42-3Perchloromethyl mercaptan594-72-91,1-Dichloro-1-nitroethane600-25-91-Chloro-1-nitropropane60-11-74-Dimethylaminoazobenzene60-29-7Ethyl ether6032-29-7Isoamyl alcohol (secondary)603-34-9Triphenylamine60-34-4Methyl hydrazine60-57-1Dieldrin615-05-42,4-Diaminoanisole (and its salts)61788-32-7Hydrogenated terphenyls61-82-5Amitrole624-83-9Methyl isocyanate62-53-3Aniline (and homologs)626-17-5m-Phthalodinitrile626-38-0sec-Amyl acetate627-13-4n-Propyl nitrate62-73-7Dichlorvos62-74-8Sodium fluoroacetate62-75-9N-Nitrosodimethylamine62765-93-9Niax® Catalyst ESN628-63-7n-Amyl acetate628-96-6Ethylene glycol dinitrate630-08-0Carbon monoxide630-20-61,1,1,2-Tetrachloroethane63-25-2Carbaryl638-21-1Phenylphosphine64-17-5Ethyl alcohol64-18-6Formic acid64-19-7Acetic acid6423-43-4Propylene glycol dinitrate65996-93-2Coal tar pitch volatiles65997-15-1Portland cement67-56-1Methyl alcohol67-63-0Isopropyl alcohol67-64-1Acetone67-66-3Chloroform67-72-1Hexachloroethane680-31-9Hexamethyl phosphoramide68-11-1Thioglycolic acid68-12-2Dimethylformamide681-84-5Methyl silicate684-16-2Hexafluoroacetone68476-85-7L.P.G.68956-68-3Vegetable oil mist6923-22-4Monocrotophos71-23-8n-Propyl alcohol71-36-3n-Butyl alcohol71-43-2Benzene71-55-6Methyl chloroform72-20-8Endrin72-43-5Methoxychlor7429-90-5Aluminum7439-92-1Lead7439-96-5 (metal)Manganese compounds and fume (as Mn)7439-97-6 (metal)Mercury compounds [except (organo) alkyls] (as Hg)7439-98-7Molybdenum7440-02-0 (Metal)Nickel metal and other compounds (as Ni)7440-06-4Platinum7440-16-6 (metal)Rhodium (metal fume and insoluble compounds, as Rh)7440-21-3Silicon7440-22-4 (metal)Silver (metal dust and soluble compounds, as Ag)7440-25-7 (metal)Tantalum (metal and oxide dust, as Ta)7440-31-5Tin7440-33-7Tungsten7440-36-0Antimony7440-38-2 (metal)Arsenic (inorganic compounds, as As)7440-41-7 (metal)Beryllium & beryllium compounds (as Be)7440-43-9 (metal)Cadmium dust (as Cd)7440-44-0 (synthetic)Graphite (synthetic)7440-47-3Chromium metal7440-48-4Cobalt metal dust and fume (as Co)7440-50-8Copper (dusts and mists, as Cu)7440-58-6Hafnium7440-61-1 (metal)Uranium (insoluble compounds, as U)7440-65-5Yttrium7440-67-7 (Metal)Zirconium compounds (as Zr)7440-74-6Indium7446-09-5Sulfur dioxide74-83-9Methyl bromide74-86-2Acetylene74-87-3Methyl chloride74-88-4Methyl iodide74-89-5Methylamine74-90-8Hydrogen cyanide74-93-1Methyl mercaptan74-96-4Ethyl bromide74-97-5Chlorobromomethane74-98-6Propane74-99-7Methyl acetylene75-00-3Ethyl chloride75-01-4Vinyl chloride75-02-5Vinyl fluoride75-04-7Ethylamine75-05-8Acetonitrile75-07-0Acetaldehyde75-08-1Ethyl mercaptan75-09-2Methylene chloride75-12-7Formamide75-15-0Carbon disulfide75-21-8Ethylene oxide75-25-2Bromoform75-28-5Isobutane75-31-0Isopropylamine75-34-31,1-Dichloroethane75-35-4Vinylidene chloride75-38-7Vinylidene fluoride75-43-4Dichloromonofluoromethane75-44-5Phosgene75-45-6Chlorodifluoromethane75-47-8Iodoform75-50-3Trimethylamine75-52-5Nitromethane7553-56-2Iodine75-55-8Propylene imine75-56-9Propylene oxide75-61-6Difluorodibromomethane75-63-8Trifluorobromomethane75-65-0tert-Butyl alcohol75-69-4Fluorotrichloromethane75-71-8Dichlorodifluoromethane7572-29-4Dichloroacetylene75-74-1Tetramethyl lead (as Pb)7580-67-8Lithium hydride75-86-5Acetone cyanohydrin75-99-02,2-Dichloropropionic acid76-01-7Pentachloroethane76-03-9Trichloroacetic acid76-06-2Chloropicrin76-11-91,1,1,2-Tetrachloro-2,2-difluoroethane76-12-01,1,2,2-Tetrachloro-1,2-difluoroethane76-13-11,1,2-Trichloro-1,2,2-trifluoroethane76-14-2Dichlorotetrafluoroethane76-15-3Chloropentafluoroethane7616-94-6Perchloryl fluoride76-22-2Camphor (synthetic)7631-86-9Silica, amorphous7631-90-5Sodium bisulfite7637-07-2Boron trifluoride76-38-0Methoxyflurane76-44-8Heptachlor7646-85-7Zinc chloride fume7647-01-0Hydrogen chloride7664-38-2Phosphoric acid7664-39-3Hydrogen fluoride7664-41-7Ammonia7664-93-9Sulfuric acid7681-49-4Sodium fluoride (as F)7681-57-4Sodium metabisulfite768-52-5N-Isopropylaniline7697-37-2Nitric acid7719-09-7Thionyl chloride7719-12-2Phosphorus trichloride7722-84-1Hydrogen peroxide7722-88-5Tetrasodium pyrophosphate7723-14-0Phosphorus (yellow)7726-95-6Bromine7727-43-7Barium sulfate77-47-4Hexachlorocyclopentadiene7773-06-0Ammonium sulfamate77-73-6Dicyclopentadiene77-78-1Dimethyl sulfate7778-18-9Calcium sulfate7778-44-1Calcium arsenate (as As)7782-41-4Fluorine7782-42-5Graphite (natural)7782-49-2Selenium7782-50-5Chlorine7782-65-2Germanium tetrahydride7783-06-4Hydrogen sulfide7783-07-5Hydrogen selenide7783-41-7Oxygen difluoride7783-54-2Nitrogen trifluoride7783-60-0Sulfur tetrafluoride7783-79-1Selenium hexafluoride7783-80-4Tellurium hexafluoride7784-42-1Arsine7786-34-7Phosdrin7789-30-2Bromine pentafluoride7790-91-2Chlorine trifluoride78-00-2Tetraethyl lead (as Pb)7803-51-2Phosphine7803-52-3Stibine7803-62-5Silicon tetrahydride78-10-4Ethyl silicate78-30-8Triorthocresyl phosphate78-34-2Dioxathion78-59-1Isophorone78-82-0Isobutyronitrile78-83-1Isobutyl alcohol78-87-5Propylene dichloride78-92-2sec-Butyl alcohol78-93-32-Butanone79-00-51,1,2-Trichloroethane79-01-6Trichloroethylene79-04-9Chloroacetyl chloride79-06-1Acrylamide79-09-4Propionic acid79-10-7Acrylic acid79-20-9Methyl acetate79-24-3Nitroethane79-27-6Acetylene tetrabromide79-34-51,1,2,2-Tetrachloroethane79-41-4Methacrylic acid79-44-7Dimethyl carbamoyl chloride79-46-92-Nitropropane8001-35-2Chlorinated camphene8002-05-9Petroleum distillates (naphtha)8002-74-2Paraffin wax fume8003-34-7Pyrethrum8004-13-5Phenyl ether-biphenyl mixture (vapor)8006-61-9Gasoline8006-64-2Turpentine8008-20-6Kerosene8012-95-1Oil mist (mineral)8022-00-2Methyl demeton8030-30-6Naphtha (coal tar)8032-32-4VM & P Naphtha8052-41-3Stoddard solvent8052-42-4Asphalt fumes80-62-6Methyl methacrylate8065-48-3Demeton81-81-2Warfarin822-06-0Hexamethylene diisocyanate83-26-1Pindone83-79-4Rotenone84-15-1o-Terphenyl84-66-2Diethyl phthalate84-74-2Dibutyl phthalate85-00-7Diquat (Diquat dibromide)85-44-9Phthalic anhydride86-50-0Azinphos-methyl86-88-4ANTU87-68-3Hexachlorobutadiene87-86-5Pentachlorophenol88-72-2o-Nitrotoluene88-89-1Picric acid89-72-5o-sec-Butylphenol90-04-0o-Anisidine9004-34-6Cellulose9005-25-8Starch9014-01-1 (Carlsburg)Subtilisins91-20-3Naphthalene91-59-8beta-Naphthylamine91-94-13,3'-Dichlorobenzidine (and its salts)92-06-8m-Terphenyl92-52-4Diphenyl92-67-14-Aminodiphenyl92-84-2Phenothiazine92-87-5Benzidine92-93-34-Nitrobiphenyl92-94-4p-Terphenyl93763-70-3Perlite93-76-52,4,5-T94-36-0Benzoyl peroxide944-22-9Fonofos94-75-72,4-D95-13-6Indene95-47-6o-Xylene95-48-7o-Cresol95-49-8o-Chlorotoluene95-50-1o-Dichlorobenzene95-53-4o-Toluidine95-63-61,2,4-Trimethylbenzene95-80-7 (2,4-TDA)Toluenediamine96-12-81,2-Dibromo-3-chloropropane96-18-41,2,3-Trichloropropane96-22-0Diethyl ketone96-33-3Methyl acrylate96-45-7Ethylene thiourea96-69-54,4'-Thiobis(6-tert-butyl-m-cresol)97-77-8Disulfiram98-00-0Furfuryl alcohol98-01-1Furfural98-51-1p-tert-Butyltoluene98-82-8Cumene98-83-9alpha-Methyl styrene98-95-3Nitrobenzene99-08-1m-Nitrotoluene99-65-0m-Dinitrobenzene999-61-12-Hydroxypropyl acrylate99-99-0p-Nitrotoluene

			
							

			Page last reviewed:  October 17, 2018						Content
							source: 	National Institute for Occupational Safety and Health NIOSH Pocket Guide to Chemical Hazards
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A – NIOSH Potential Occupational Carcinogens
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F – Miscellaneous Notes
G – 1989 Air Contaminants Update Project: Exposure Limits NOT in Effect
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