phenol


phenol
Hydroxybenzene; an antiseptic, anesthetic, and disinfectant; locally escharotic in concentrated form and neurolytic in 3–4% solutions; internally, a powerful escharotic poison. SYN: carbolic acid, phenyl alcohol.
- camphorated p. camphorated carbolic acid, consisting of p., camphor, and liquid petrolatum; used as a local anesthetic and for the relief of toothache.
- liquefied p. liquefied carbolic acid, p. liquefied by the addition of 10% of water.
- p. oxidase SYN: laccase.

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phe·nol 'fē-.nōl, -.nȯl, fi-' n
1) a corrosive poisonous crystalline acidic compound C6H5OH present in coal tar and wood tar that is used in the manufacture of resins and plastics, dyes, and pharmaceuticals (as aspirin) and as a topical anesthetic in dilute solution called also carbolic, carbolic acid, hydroxybenzene
2) any of various acidic compounds analogous to phenol and regarded as hydroxyl derivatives of aromatic hydrocarbons

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n.
a strong disinfectant used for cleansing wounds, treating inflammations of the mouth, throat, and ear, and as a preservative in injections. It is administered as solution, ointments, and lotions and is highly toxic if taken by mouth.

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phe·nol (feґnol) 1. [USP] an extremely poisonous, colorless to light pink, crystalline compound, C6H5OH, obtained by the distillation of coal tar; it is caustic and disinfectant and is used as a pharmaceutic preservative. Dilute aqueous solutions have been used as topical antiseptics, anesthetics, and antipruritics. Ingestion or absorption through the skin causes phenol poisoning (see under poisoning). Called also carbolic acid, hydroxybenzene, and oxybenzene. 2. a generic term for any organic compound containing one or more hydroxyl groups attached to an aromatic carbon ring.

Phenol.


Medical dictionary. 2011.

Look at other dictionaries:

  • phénol — [ fenɔl ] n. m. • 1843; de phén(o) et ol ♦ Corps composé (C6H5OH), solide cristallisé blanc, soluble dans l eau, corrosif et toxique, à odeur caractéristique, qu on obtient par distillation du goudron de houille ou par synthèse à partir du… …   Encyclopédie Universelle

  • Phenol — Phe nol, n. [Gr. ? to show + ol: cf. F. ph[ e]nol.] (Chem.) 1. A white or pinkish crystalline substance, {C6H5OH}, produced by the destructive distillation of many organic bodies, as wood, coal, etc., and obtained from the heavy oil from coal tar …   The Collaborative International Dictionary of English

  • Phenol — Phénol Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Phénol peut correspondre à : Les phénols : molécules aromatiques portant une fonction hydroxyle directement liée à un carbone du cycle… …   Wikipédia en Français

  • phenol — [fē′nōl΄, fē′nôl΄, fē′näl΄] n. [ PHEN + OL1] 1. a white crystalline compound, C6H5OH, produced from coal tar or by the hydrolysis of chlorobenzene, and used in making explosives, synthetic resins, etc.: it is a strong, corrosive poison with a… …   English World dictionary

  • Phenol — Phenol, so v.w. Phenylsäure …   Pierer's Universal-Lexikon

  • Phenōl — (Monoxybenzol, Benzophenol, Phenylalkohol, Phenylsäure, Karbolsäure, Steinkohlenkreosot) C6H6O oder C6H5.OH findet sich in sehr geringer Menge im Harn und Kot des Menschen und der Grasfresser, auch im Bibergeil, entsteht bei zahlreichen… …   Meyers Großes Konversations-Lexikon

  • Phenol — Phenōl, das als Karbolsäure (s.d.) bekannte Monoxybenzol (s. Phenole), liefert mit Salpetersäure Nitrophenole, die sich zu Amidophenolen reduzieren lassen; mit starker Salpetersäure entsteht Pikrinsäure, mit Bromwasser ein weißer Niederschlag von …   Kleines Konversations-Lexikon

  • phenol — carbolic acid, 1845, from pheno , comb. form of PHENE (Cf. phene), + OL (Cf. ol). Discovered in coal tar in 1834; used as an antiseptic from 1867. Related: Phenolic …   Etymology dictionary

  • phenol — ► NOUN Chemistry 1) a toxic white crystalline solid obtained from coal tar. Also called CARBOLIC ACID(Cf. ↑carbolic acid). 2) any compound with a hydroxyl group linked directly to a benzene ring. DERIVATIVES phenolic adjective. ORIGIN from French …   English terms dictionary

  • Phenol — This article is about the molecule. For the class of chemicals containing a phenol group, see Phenols. Phenol …   Wikipedia

  • phenol — phenolic /fi noh lik, nol ik/, adj. /fee nawl, nol/, n. Chem. 1. Also called carbolic acid, hydroxybenzene, oxybenzene, phenylic acid. a white, crystalline, water soluble, poisonous mass, C6H5OH, obtained from coal tar, or a hydroxyl derivative… …   Universalium


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