pentamethylene

pentamethylene
/pen'teuh meth"euh leen'/, n. Chem.
cyclopentane.
[PENTA- + METHYLENE]

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Universalium. 2010.

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  • Pentamethylene — Pen ta*meth yl*ene, n. [Penta + methylene.] (Chem.) A hypothetical hydrocarbon, {C5H10}, metameric with the amylenes, and the nucleus of a large number of derivatives; so named because regarded as composed of five methylene residues. Cf.… …   The Collaborative International Dictionary of English

  • pentamethylene- — pentametilen statusas T sritis chemija apibrėžtis Grupė. formulė –(CH₂)₅– atitikmenys: angl. pentamethylene rus. пентаметилен …   Chemijos terminų aiškinamasis žodynas

  • pentamethylene diamine — Cadaverine Ca*dav er*ine, n. Also in in . [From {Cadaver} and amine.] (Chem.) A sirupy, nontoxic ptomaine, {H2N.(CH2)5.NH2} (chemically {pentamethylene diamine}), formed in putrefaction of flesh, etc. [Webster 1913 Suppl. +PJC] …   The Collaborative International Dictionary of English

  • pentamethylene — pen·ta·methylene …   English syllables

  • pentamethylene — “+ noun Etymology: International Scientific Vocabulary penta + methylene 1. : cyclopentane 2. : the bivalent radical −CH2CH2CH2CH2CH2− derived from normal pentane by removal of one hydrogen atom from each end carbon atom * * * /pen teuh meth euh… …   Useful english dictionary

  • C5H10 — Pentamethylene Pen ta*meth yl*ene, n. [Penta + methylene.] (Chem.) A hypothetical hydrocarbon, {C5H10}, metameric with the amylenes, and the nucleus of a large number of derivatives; so named because regarded as composed of five methylene… …   The Collaborative International Dictionary of English

  • pentylenetetrazol — noun a drug used as a circulatory and respiratory stimulant; larger doses cause convulsions in shock therapy; Metrazol is a trademark • Syn: ↑pentamethylenetetrazol, ↑Metrazol • Hypernyms: ↑medicine, ↑medication, ↑medicament, ↑medicinal drug …   Useful english dictionary

  • cyclopentane — “+ noun Etymology: International Scientific Vocabulary cycl + pentane : a liquid saturated cyclic hydrocarbon C5H10 found in petroleum called also pentamethylene; see naphthene * * * /suy kleuh pen tayn, sik leuh /, n. a colorless, water… …   Useful english dictionary

  • Cadaverine — Ca*dav er*ine, n. Also in in . [From {Cadaver} and amine.] (Chem.) A sirupy, nontoxic ptomaine, {H2N.(CH2)5.NH2} (chemically {pentamethylene diamine}), formed in putrefaction of flesh, etc. [Webster 1913 Suppl. +PJC] …   The Collaborative International Dictionary of English

  • H2NCH25NH2 — Cadaverine Ca*dav er*ine, n. Also in in . [From {Cadaver} and amine.] (Chem.) A sirupy, nontoxic ptomaine, {H2N.(CH2)5.NH2} (chemically {pentamethylene diamine}), formed in putrefaction of flesh, etc. [Webster 1913 Suppl. +PJC] …   The Collaborative International Dictionary of English

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