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allylene

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allylene
allylene Chem. (ˈælɪliːn) [f. allyl + -ene.] A divalent hydro-carbon radical, C3H4, isomeric with acetylene; consisting of allyl minus one atom of hydrogen. Also called propine.1863 Watts Dict. Chem. I. 112 Pure allylene, a colourless gas, having an unpleasant odour, burning with a smoky flame. 1869... Oxford English Dictionary
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butyne
butyne Chem. (ˈbjuːtaɪn) [altered form of butine: see -yne.] Either of the two isomers CH3·CH2·C{vddd}CH and CH3·C{vddd}C·CH3 (also called crotonylene) of the hydrocarbon C4H6. (Formerly called butine.)1935 Proc. Indiana Acad. Sci. XLIV. 148 Ethyl sulphate reacts vigorously with calcium acetylide in... Oxford English Dictionary
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allene
allene synonym of allylene. ______________________________ [ad. Fr. allène (coined by L. Henry 1875, in Bull. Soc. Chim. Paris XXIII. 350): see allyl n., -ene.] 1. = *propadiene n.1877 H. Watts Fownes' Man. Elem. Chem. (ed. 12) II. 63, β Allylene, or allene, CH2{b2}CH{b2}CH2 [sic], is formed..by the... Oxford English Dictionary
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crotonic
crotonic, a. Chem. (krəʊˈtɒnɪk) [f. Croton + -ic.] Of or derived from croton oil; as in crotonic acid, C4H6O2, the second member of the acrylic series. So ˈcrotonate, a salt of crotonic acid. ˈcrotonol, a brown oil obtained from croton oil. ˈcrotonyl, the radical C4H7 of crotonic acid. ˈcrotonyˌlene... Oxford English Dictionary
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propyne
propyne Chem. (ˈprəʊpaɪn) [f. propane + -yne.] A gaseous, unsaturated hydrocarbon, CH3{b1}C{vddd}CH, which resembles acetylene, from which it is formally derived by replacing a hydrogen atom by methyl; allylene.1931 Jrnl. Chem. Soc. 1610 The names of hydrocarbons containing the triple linking will e... Oxford English Dictionary
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propine
▪ I. propine, n.1 Sc. Obs. or arch. (prəʊˈpaɪn) [a. obs. F. propine (16th c. in Godef.) ‘drinking money, or somewhat to drinke’ (Cotgr.), f. propiner to propine; so Sp. propina a present, a ‘tip’, It. propina a drinking, a ‘health’.] † 1. Drink-money. Obs. [This is etymologically the earlier sense, ... Oxford English Dictionary
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丙炔_百度百科
本词条由 "科普中国"科学百科词条编写与应用工作项目 审核 。. 丙炔，又称 甲基乙炔 ，是一种 炔烃 ，其 结构简式 为CH3C≡CH。. 它是MAPP气体（风焊气体）的其中一种成分。. 中文名. 丙炔. 外文名. Propyne. prop-1-yne;Propyne;Propine;CH3CequivCH;ALLYLENE. 别 名.
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-ine
▪ I. -ine, suffix1 forming adjs., repr. L. -īnus, -īna, -īnum, added to names of persons, animals, or material things, and to some other words, with the sense ‘of’ or ‘pertaining to’, ‘of the nature of’, represented in Fr. by -in masc., -ine fem., in Eng. now usually by -ine, formerly and still exce... Oxford English Dictionary
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