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Encyclopedia > List of Extremely Hazardous Substances

This is a list of "Extremely Hazardous Substances" as defined by Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act. The Emergency Planning and Community Right-to-Know Act of 1986 is a United States federal law concerned with emergency response preparedness. ...


Note: some of the names of the compounds below may be truncated or otherwise mangled: please feel free to correct any name errors in this list.


Source: http://yosemite.epa.gov/oswer/ceppoehs.nsf/EHS_Profile?openform, accessed 15 April 2006.


Contents: Top - 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z


A

In organic chemistry, Acrolein or Propenal is the simplest unsaturated aldehyde, and it has a chemical formula of CH2=CHCHO. CAS number is 107-02-8. ... The chemical compound acrylamide (acrylic amide) has the chemical formula C3H5NO and structure Its systematic name is 2-propenamide. ... Acrylonitrile (CH2=CH-C≡N), is a pungent smelling, extremely flammable organic liquid. ... Adiponitrile, also hexanedinitrile, is a nitrile, with formula C4H8(CN)2. ... This subtance is a carbamate with strucural formula: 2-methyl-2-(methylthio)propionaldehyde O-methylcarbamoyloxime. ... Aldrin is an organochlorine insecticide which is oxidized in the insect to form dieldrin, a neurotoxin. ... Allyl alcohol or 2-propen-1-ol is an organic compound. ... Allylamine (also known as 3-aminopropene, 3-aminopropylene, monoallylamine, 2-propenamine, 2-propen-1-amine, or allyl amine) is an organic amine with the molecular formula C3H7N. It is a highly toxic and flammable colorless liquid. ... Aluminium phosphide (AlP) is a compound of aluminium and phosphorus. ... Methotrexate (abbreviated MTX; formerly known as amethopterin) is an antimetabolite drug used in treatment of cancer and autoimmune disease. ... Ammonia is a compound of nitrogen and hydrogen with the formula NH3. ... Aniline, phenylamine or aminobenzene (C6H5NH2) is an organic chemical compound which is a primary aromatic amine consisting of a benzene ring and an amino group. ... Antimony pentafluoride, SbF5 is a chemical compound. ... R-phrases , , S-phrases , , , Supplementary data page Structure and properties n, εr, etc. ... Arsine, the simplest compound of arsenic, is AsH3. ...

B

Benzyl chloride, or α-chlorotoluene, is an organic compound consisting of a benzene ring substituted with a chloromethyl group. ... This article is in need of attention from an expert on the subject. ... Boron trifluoride (BF3, trifluoroborane) is a pungent colourless toxic gas. ... General Name, Symbol, Number bromine, Br, 35 Chemical series halogens Group, Period, Block 17, 4, p Appearance gas/liquid: red-brown solid: metallic luster Atomic mass 79. ...

C

Cadmium oxide is a brown, inorganic compound of Cadmium which is highly toxic. ... Calcium arsenate (Ca3(AsO4)2) is a chemical compound. ... Toxaphene is an organic insecticide with the approximate empirical formula C10H10Cl8 and average molecular mass of 414. ... Cantharidin is a poisonous chemical compound found in the Spanish fly. ... Carbofuran is the most toxic of the carbamate pesticides. ... Carbon disulfide (CS2) is a colorless liquid with a pleasant odor that is like the smell of chloroform. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... General Name, Symbol, Number chlorine, Cl, 17 Chemical series halogens Group, Period, Block 17, 3, p Appearance yellowish green Atomic mass 35. ... Monochloroacetic acid, CClH2COOH, (chloroacetic acid, chloracetic acid, chloroethanoic acid or monochloroethanoic acid) is a carboxylic acid which is formed by chlorinating acetic acid. ... 2-Chloroethanol is a colorless liquid similar to glycerine with faint, sweet pleasant ether-like odor. ... Chloroform, also known as trichloromethane and methyl trichloride, is a chemical compound with formula CHCl3. ... Colchicine is a highly poisonous alkaloid, originally extracted from plants of the genus Colchicum (Autumn crocus, also known as the Meadow saffron). Originally used to treat rheumatic complaints and especially gout, it was also prescribed for its cathartic and emetic effects. ... Crotonaldehyde, or 2-butenal, is an unsaturated aldehyde. ... cyanogen bromide is a chemical primarily used to fragment proteins and peptides into smaller pieces. ... Cycloheximide (IUPAC designation 4-{(2R)-2-[(1S,3S,5S)-3,5-dimethyl-2-oxocyclohexyl]-2-hydroxyethyl}piperidine-2,6-dione) is an inhibitor of protein biosynthesis in eukaryotic organisms, produced by the bacterium Streptomyces griseus. ...

D

  • Decaborane(14)
  • Demeton
  • Demeton-s-methyl
  • Dialifor
  • Diborane
  • Dichloroethyl ether
  • Dichloromethylphenylsilane
  • Dichlorvos
  • Dicrotophos
  • Diepoxybutane
  • Diethyl chlorophosphate
  • Digitoxin
  • Diglycidyl ether
  • Digoxin
  • Dimefox
  • Dimethoate
  • Dimethyl phosphorochloridothioate
  • Dimethyl-p-phenylenediamine
  • Dimethyldichlorosilane
  • Dimethylhydrazine
  • Dimetilan
  • Dinitrocresol
  • Dinoseb
  • Dinoterb
  • Dioxathion
  • Diphacinone
  • Disulfoton
  • Dithiazanine iodide
  • Dithiobiuret

Diborane is a colorless gas at room temperature with a repulsive, sweet odor. ... Dichlorvos (2,2-dichlorovinyl dimethyl phosphate) is an insecticide. ... Species Digitalis ferruginea Digitalis grandiflora Digitalis lanata Digitalis lutea Digitalis obscura Digitalis purpurea Digitalis is a genus of about 20 species of herbaceous biennials, perennials and shrubs in the foxglove family Scrophulariaceae. ... Digoxin is a cardiac glycoside extracted from the foxglove plant, digitalis. ... Unsymmetrical dimethylhydrazine (UDMH) (1,1-Dimethylhydrazine) is a hypergolic rocket fuel ingredient, often used in combination with the oxidiser, nitrogen tetroxide. ...

E

Endosulfan Endosulfan is a cyclodiene insecticide with the formula C9H6Cl6O3S, also used under the name thiodan and benzoepin. ... Endrin Endrin is a cyclodiene insecticide used on cotton, maize, and rice. ... Epichlorohydrin is reactive organic compound. ... Chemical structure of ergocalciferol Ergocalciferol is a form of Vitamin D, also called vitamin D2. ... Chemical structure of ergoline Ergoline is a chemical compound whose structure serves as the skeleton for a diverse range of alkaloids and synthetic drugs. ... Ethion (C9H22O4P2S4) is an organophosphate pesticide. ... The chemical compound ethylene oxide is an important industrial chemical used as an intermediate in the production of ethylene glycol and other chemicals, and as a sterilant for foodstuffs and medical supplies. ... Ethylene diamine (EDA), or 1,2-diaminoethane, is an organic compound from the amines group. ...

F

Fenitrothion is an organic phosphate pesticide. ... General Name, Symbol, Number fluorine, F, 9 Chemical series halogens Group, Period, Block 17, 2, p Appearance pale greenish-yellow gas Atomic mass 18. ... Fluorouracil (5-FU) is a drug that is used in the treatment of cancer. ... The chemical compound formaldehyde (also known as methanal), is a gas with a strong pungent smell. ... Furan, also known as furane and furfuran, is an aromatic heterocyclic organic compound, produced when wood, especially pine-wood, is distilled. ...

G

  • Gallium trichloride

H

Hydrazine is a chemical compound with formula N2H4 used as a rocket fuel. ... Hydrogen cyanide is a chemical compound with chemical formula H-C≡N. A solution of hydrogen cyanide in water is called hydrocyanic acid or prussic acid. ... Hydrogen fluoride, molecular formula HF, is a fluoride of hydrogen. ... Flash point  ?°C R/S statement R: , , S: ? RTECS number X1050000 Supplementary data page Structure and properties n, εr, etc. ... Flash point -82. ... R-phrases , , , , , S-phrases , , , Flash point 165 °C RTECS number MX3500000 Supplementary data page Structure and properties n, εr, etc. ...

I

  • Iron, pentacarbonyl-
  • Isobenzan
  • Isocyanic acid, 3,4-dichlorophenyl ester
  • Isodrin
  • Isophorone diisocyanate
  • Isopropylmethylpyrazolyl dimethylcarbamate

Isophorone diisocyanate (IPDI) is an organic compound in the class known as isocyanates. ...

L

Chemical structure of Lewisite Lewisite is a chemical compound from a chemical family called arsines. ... Lindane is an insecticide, also known as gamma-Hexachlorocyclohexane (HCH) and benzene hexachloride (BHC). ... Lithium hydride (LiH) (also known as Lithium deuteride, when the deuterium isotope of hydrogen is used for the hydrogen component) is a compound of lithium and hydrogen. ...

M

Malononitrile, also propanedinitrile, is a nitrile, with formula CH2(CN)2. ... Mechloretamine: chemical structure Mechlorethamine also known as nitrogen mustard and HN2 and sold under the brand name Mustargen, is the first anticancer drug to be widely used clinically. ... Mercury chloride is a white poisonous soluble crystalline sublimate of mercury, used as a pesticide or antiseptic or wood preservative. ... The chemical compound bromomethane is an organic halogen compound with formula BrCH3. ... Methyl isocyanates structure 3D model of the MIC molecule Methyl isocyanate (MIC) is an organic compound with the molecular formula C2H3NO, arranged as H3C-N=C=O. Synonyms are isocyanatomethane, methyl carbylamine, and MIC. It was discovered in 1888 as an ester of isocyanic acid. ... The general structure of an enone An enone is an unsaturated chemical compound or functional group consisting of a conjugated system of an alkene and a ketone. ... Muscimol (agarin, pantherine) is the psychoactive compound present in Amanita muscaria and Amanita Pantherina. ... Airborne exposure limit 0. ...

N

Nickel carbonyl, or tetracarbonylnickel is the compound Ni(CO)4. ... Nicotine is an alkaloid found in the nightshade family of plants (Solanaceae), predominantly in tobacco, and in lower quantities in tomato, potato, eggplant (aubergine), and green pepper. ... The chemical compound nitric oxide is a gas with chemical formula NO. It is an important signaling molecule in the body of mammals including humans, one of the few gaseous signaling molecules known. ... Nitrobenzene, also known as nitrobenzol or oil of mirbane, is a poisonous organic compound with an almond odor and chemical formula C6H5NO2. ... [1] R-phrases , S-phrases , , , , , Supplementary data page Structure and properties n, εr, etc. ...

O

  • Organorhodium complex
  • Ouabain
  • Oxamyl
  • Oxetane, 3,3-bis(chloromethyl)-
  • Oxydisulfoton

Ouabain is the familiar name of g-strophanthin, a poisonous cardiac glycoside. ...

P

Structural formula of Paraquat Paraquat is the trade name for N,N-Dimethyl-4,4-bipyridinium dichloride or viologen, a quaternary ammonium herbicide. ... // Properties and uses Parathion, or diethyl parathion, is a very potent insecticide and acaricide. ... Paris Green is a common name for copper(II)-acetoarsenite, or C.I. Pigment Green 21, an extremely toxic blue green chemical with four main uses: pigment, animal poison (mostly rodenticide), insecticide, and blue colorant for fireworks. ... Pentaborane is a chemical compound considered in the 1950s as a good prospect for a rocket or jet fuel by the U.S. armed services, a so-called exotic fuel. Its chemical structure is that of five atoms of boron compounded with nine atoms of hydrogen (B5H9). ... Properties: CAS no 79-21-0 Synonyms peroxy acetic acid, acetylhydroperoxide, PAA Physical data Melting point: 0. ... Phenol, also known under an older name of carbolic acid, is a colorless crystalline solid with a typical sweet tarry odor. ... Phenylthiocarbamide, also known as PTC, or phenylthiourea, is a synthetic organic molecule. ... Phosgene (also known as carbonyl chloride, COCl2) is a highly toxic gas or refrigerated liquid that was used as a chemical weapon in World War I. It has no color, but is detectable in air by its odor, which resembles moldy hay. ... Phosphine is the common name for phosphorus hydride (PH3), also known by the IUPAC name phosphane and, occasionally, phosphamine. ... This article is about the chemical element. ... Phosphorus trichloride Phosphorus pentachloride (gas phase structure) Phosphorus oxychloride[1] Phosphorus trichloride (PCl3) and phosphorus pentachloride (PCl5) are reactive chemicals used as chlorinating reagents in a chemical laboratory. ... Phosphorus Trichloride Phosphorus Pentachloride Phosphorus trichloride (PCl3) and phosphorus pentachloride (PCl5) are reactive chemicals used as chlorinating reagents in a chemical laboratory. ... Phosphorus pentoxide, perhaps more accurately diphosphorus pentoxide, is so called because of its empirical formula P2O5, as should be expected of any element in oxidation number +5. ... Phosphorus trichloride (formula PCl3) is the most important of the three phosphorus chlorides. ... Physostigmine is a parasympathomimetic, specifically, an irreversible cholinesterase inhibitor obtained from the Calabar bean. ... Picrotoxin is an antagonist of GABA receptors. ... R-phrases , , S-phrases , , , , Flash point 16 °C RTECS number TM3500000 Related compounds Related compounds pyridine pyrrolidine piperazine Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references Piperidine is an organic compound with the molecular formula C5H11N... Potassium cyanide or KCN is the potassium salt of hydrogen cyanide or hydrocyanic acid. ... Propionitrile, or ethyl cyanide, has formula C2H5CN. It melts at -93 °C and boils at 97 °C. Template:Organic-chem-stub Categories: Nitriles ... Flash point non-flammable R/S statement R: 36/37/38-45-53 S: 24/25-26-36 RTECS number UR2450000 Supplementary data page Structure and properties n, εr, etc. ...

S

Sarin or GB (O-Isopropyl methylphosphonofluoridate) is an extremely toxic substance. ... Sodium azide (NaN3) is a highly toxic chemical that exists as an odorless white solid. ... Sodium cyanide is a highly toxic chemical compound, also known as sodium salt of hydrocyanic acid and cyanogran. ... 1080 is the commonly used name for sodium fluoroacetate (also known as sodium monofluoroacetate), a potent metabolic poison used primarily to control mammallian pests. ... Sodium selenite, Na2SeO3, is a selenium compound. ... Strychnine (pronounced (British) or (U.S.)) is a very toxic (LD50 = 1 mg/kg), colourless crystalline alkaloid used as a pesticide, particularly for killing small vertebrates such as rodents. ... Sulfur dioxide (or Sulphur dioxide) has the chemical formula SO2. ... Sulfur tetrafluoride is SF4. ... Sulfur trioxide (British spelling: Sulphur trioxide) has the chemical formula SO3. ... Sulfuric acid (British English: sulphuric acid), H2SO4, is a strong mineral acid. ...

T

  • Tabun
  • Tellurium
  • Tellurium hexafluoride
  • TEPP
  • Terbufos
  • Tetraethyllead
  • Tetraethyltin
  • Tetranitromethane
  • Thallium sulfate
  • Thallous carbonate
  • Thallous chloride
  • Thallous malonate
  • Thallous sulfate
  • Thiocarbazide
  • Thiofanox
  • Thionazin
  • Thiophenol
  • Thiosemicarbazide
  • Thiourea, (2-chlorophenyl)-
  • Thiourea, (2-methylphenyl)-
  • Titanium tetrachloride
  • Toluene 2,4-diisocyanate
  • Toluene 2,6-diisocyanate
  • Trans-1,4-dichlorobutene
  • Triamiphos
  • Triazofos
  • Trichloro(chloromethyl)silane
  • Trichloro(dichlorophenyl)silane
  • Trichloroacetyl chloride
  • Trichloroethylsilane
  • Trichloronate
  • Trichlorophenylsilane
  • Triethoxysilane
  • Trimethylchlorosilane
  • Trimethylolpropane phosphite
  • Trimethyltin chloride
  • Triphenyltin chloride
  • Tris(2-chloroethyl)amine

Tabun or GA (Ethyl N,N-dimethylphosphoramidocyanidate) is an extremely toxic substance that is one of the worlds most dangerous weapons of war. ... General Name, Symbol, Number tellurium, Te, 52 Chemical series metalloids Group, Period, Block 16, 5, p Appearance silvery lustrous gray Atomic mass 127. ... Tellurium hexafluoride is the oldest known fluoride of tellurium. ... Tetra-ethyl lead (also known as TEL, lead tetraethyl and tetraethyllead) is a toxic organometallic chemical compound, with formula (CH3CH2)4Pb, which was once used as a gasoline (petrol) additive. ... Titanium tetrachloride (TiCl4) is used for commercial production of pure titanium metal. ...

V

Valinomycin is a dodecadepsipeptide, that is it is made of twelve alternating amino acids to form a macrocyclic molecule. ...

W

Warfarin (also known under the brand names of Coumadin®, Jantoven®, Marevan®, and Waran®) is an anticoagulant medication that is administered orally or, very rarely, by injection. ...

X

  • Xylylene dichloride

Z

 

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