Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A univalent organic radical with composition C3H7, derived from propane.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Either of two isomeric univalent hydrocarbon radicals, C3H7, formally derived from propane by the loss of a hydrogen atom.

from the GNU version of the Collaborative International Dictionary of English

  • n. The hypothetical radical C3H7, regarded as the essential residue of propane and related compounds.

from The Century Dictionary and Cyclopedia

  • n. The hypothetical radical, C3H7, of propane.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the monovalent organic group C3H7- obtained from propane

Etymologies

prop(ane) + -yl.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • The patty is, according to McDonald's website, "pork, water, salt, dextrose, BHA and BHT and propyl gallate and citric acid preservatives."

    Meathead Goldwyn: Farewell McFake Ribs, Hello Amazing Ribs Sandwich

  • New methodology for Ozone Depletion Potentials of short-lived compounds: n-propyl bromide as an example.

    Future changes in ozone in the Arctic

  • The Institute carried out alternatives assessments on one product based on n-propyl bromide (nPB), a product based on a volatile methyl siloxane (VMS), and two hydrochlorofluorocarbons (HCFCs).

    Alternatives for significant uses of perchloroethylene in Massachusetts

  • Emitted gases are dominated by hydrogen sulfide, dimethyl sulfide (DMS), propyl sulfide, and methyl mercaptan.

    Global material cycles

  • Unsafe additives: potassium bromate, propyl gallate, sodium nitrite, sodium nitrate

    The UltraMetabolism Cookbook

  • The common preservatives methyl, propyl, butyl, and ethyl paraben, long thought to be safe synthetic preservatives, were found to be mildly estrogenic in a 1998 study in which researchers concluded that “given their use in a wide range of commercially available topical preparations, it is suggested that the safety in use of these chemicals should be reassessed.”

    The Truth About Beauty

  • For that reason, Donofrio advises that anyone not allergic to formaldehyde releasers shy away from products containing parabins, which are usually noted on label ingredient lists as either methyl parabin or propyl parabin.

    Personal Care Controversy

  • Dr Schupphaus found that propyl and isobutyl alcohols with camphor were active solvents, and the ketones, palmitone, and stearone in alcohol solution, also alpha - and beta-naphthol, with alcohol and anthraquinone

    Nitro-Explosives: A Practical Treatise

  • It boils at about 278° C. ~Acetone~ (CH_ {3} CO. CH_ {3}), or dimethyl ketone, is formed when iso-propyl alcohol is oxidised with potassium bichromate and sulphuric.

    Nitro-Explosives: A Practical Treatise

  • C_ {3} H_ {8} (propane) C_ {3} H_ {7} OH (propyl alcohol).

    An Elementary Study of Chemistry

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