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Hexylene :: Hexylene (n.) A colorless, liquid hydrocarbon, C6H12, of the ethylene series, produced artificially, and found as a natural product of distillation of certain coals; also, any one several isomers of hexylene proper. Called also hexene..

Acetal :: Acetal (n.) A limpid, colorless, inflammable liquid from the slow oxidation of alcohol under the influence of platinum black..

Heptane :: Heptane (n.) Any one of several isometric hydrocarbons, C7H16, of the paraffin series (nine are possible, four are known); -- so called because the molecule has seven carbon atoms. Specifically, a colorless liquid, found as a constituent of petroleum, in the tar oil of cannel coal, etc..

Amylene :: Amylene (n.) One of a group of metameric hydrocarbons, C5H10, of the ethylene series. The colorless, volatile, mobile liquid commonly called amylene is a mixture of different members of the group..

Nitroform :: Nitroform (n.) A nitro derivative of methane, analogous to chloroform, obtained as a colorless oily or crystalline substance, CH.(NO2)3, quite explosive, and having well-defined acid properties..

Lupuline :: Lupuline (n.) An alkaloid extracted from hops as a colorless volatile liquid.

Nuclein :: Nuclein (n.) A constituent of the nuclei of all cells. It is a colorless amorphous substance, readily soluble in alkaline fluids and especially characterized by its comparatively large content of phosphorus. It also contains nitrogen and sulphur..

Metacetone :: Metacetone (n.) A colorless liquid of an agreeable odor, C6H10O, obtained by distilling a mixture of sugar and lime; -- so called because formerly regarded as a polymeric modification of acetone..

Mesitylene :: Mesitylene (n.) A colorless, fragrant liquid, C6H3(CH3)3, of the benzene series of hydrocarbons, obtained by distilling acetone with sulphuric acid..

Hexane :: Hexane (n.) Any one of five hydrocarbons, C6H14, of the paraffin series. They are colorless, volatile liquids, and are so called because the molecule has six carbon atoms..

Crotonylene :: Crotonylene (n.) A colorless, volatile, pungent liquid, C4H6, produced artificially, and regarded as an unsaturated hydrocarbon of the acetylene series, and analogous to crotonic acid..

Paraxylene :: Paraxylene (n.) A hydrocarbon of the aromatic series obtained as a colorless liquid by the distillation of camphor with zinc chloride. It is one of the three metamers of xylene. Cf. Metamer, and Xylene..

Glycide :: Glycide (n.) A colorless liquid, obtained from certain derivatives of glycerin, and regarded as a partially dehydrated glycerin; -- called also glycidic alcohol..

Mercaptan :: Mercaptan (n.) Any one of series of compounds, hydrosulphides of alcohol radicals, in composition resembling the alcohols, but containing sulphur in place of oxygen, and hence called also the sulphur alcohols. In general, they are colorless liquids having a strong, repulsive, garlic odor. The name is specifically applied to ethyl mercaptan, C2H5SH. So called from its avidity for mercury, and other metals..

Pyrrol :: Pyrrol (n.) A nitrogenous base found in coal tar, bone oil, and other distillates of organic substances, and also produced synthetically as a colorless liquid, C4H5N, having on odor like that of chloroform. It is the nucleus and origin of a large number of derivatives. So called because it colors a splinter of wood moistened with hydrochloric acid a deep red..

Ethylamine :: Ethylamine (n.) A colorless, mobile, inflammable liquid, C2H5.NH2, very volatile and with an ammoniacal odor. It is a strong base, and is a derivative of ammonia. Called also ethyl carbamine, and amido ethane..

Pyridine :: Pyridine (n.) A nitrogenous base, C5H5N, obtained from the distillation of bone oil or coal tar, and by the decomposition of certain alkaloids, as a colorless liquid with a peculiar pungent odor. It is the nucleus of a large number of organic substances, among which several vegetable alkaloids, as nicotine and certain of the ptomaines, may be mentioned. See Lutidine..

Chloroform :: Chloroform (n.) A colorless volatile liquid, CHCl3, having an ethereal odor and a sweetish taste, formed by treating alcohol with chlorine and an alkali. It is a powerful solvent of wax, resin, etc., and is extensively used to produce anaesthesia in surgical operations; also externally, to alleviate pain..

Acrolein :: Acrolein (n.) A limpid, colorless, highly volatile liquid, obtained by the dehydration of glycerin, or the destructive distillation of neutral fats containing glycerin. Its vapors are intensely irritating..

Chelerythrine :: Chelerythrine (n.) An alkaloidal principle obtained from the celandine, and named from the red color of its salts. It is a colorless crystalline substance, and acts as an acrid narcotic poison. It is identical with sanguinarine..

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