单词 | hexane |
释义 | hexanen. Chemistry. The paraffin of the hexacarbon series, C6H14; of this there are five forms. ΘΚΠ the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > alkanes > straight-chained by number of carbon atoms > six hexane1877 1877 H. Watts Fownes's Man. Elem. Chem. (ed. 12) II. 48 Normal Hexane or Dipropyl occurs in the light oils of Boghead and Cannel coal, and abundantly in Pennsylvanian petroleum. 1897 I. Remsen Princ. Theoret. Chem. (ed. 5) 208 Five hexanes are possible according to the theory, and all of them are known..Normal hexane is formed when normal propyliodide is heated with sodium. Derivatives hexaˈnoic adj. = caproic adj. ΚΠ 1926 Chem. Abstr. 20 4598/1 Hexanoic acid, see Caproic acid. 1927 Jrnl. Amer. Chem. Soc. 49 1828 (heading) Some bromine derivatives of pentanoic and hexanoic acids. ˈhexanoyl n. [-oyl suffix] the radical C5H11CO— of hexanoic acid; also called caproyl. ΘΚΠ the world > matter > chemistry > organic chemistry > organic radicals > [noun] > miscellaneous named hydrochloruret1834 spiroil1838 acetyl1840 valeryl1852 menthyl1862 vinyl1863 acyl1864 ethoxyl1866 carbylamine1868 thymyl1868 vanillyl1876 thienyl1885 thiocarbonyl1887 adenyl1889 iodonium1894 tetrazolium1895 sulphydryl1901 phytyl1911 pantoyl1942 ribosyl1945 pipsyl1946 hexanoyl1949 thiol1951 adenylyl1953 lipoyl1960 1949 Union Internat. Chim. pure et appl., Compt. Rend. XV. 144 Rule 58.3. The Commission [of nomenclature of organic chemistry]..recommends that the carboxyl carbon be always numbered as 1 whether the name be a Geneva name or a trivial name, but not when it is a ‘carbonyl’ name. Examples of numbering: hexanoyl, caproyl [etc.]. 1952 Union Internat. Chim. pure et appl., Compt. Rend. XVI. 101 Change: ‘Caproyl’ to ‘Hexanoyl replacing caproyl’..[rule] 58.3. 1967 Canad. Jrnl. Chem. 45 2600/2 When a cyclohexane solution of hexanoyl azide and acetophenone was irradiated with light of wavelength over 3000 Å, nitrogen was rapidly evolved. hexene n. /ˈhɛksiːn/ the olefine of the hexacarbon series (C6H12), also called hexylene, homologous and polymeric with ethene; it exists in numerous metameric forms. ΘΚΠ the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > alkenes > straight-chained, by number of carbon atoms > six hexylene1868 sextene1868 hexene1877 1877 H. Watts Fownes's Man. Elem. Chem. (ed. 12) II. 59 Hexene or Hexylene, C6H12. Two hydrocarbons of this composition have been obtained, one from secondary, the other from tertiary, hexyl alcohol. 1877 H. Watts Fownes's Man. Elem. Chem. (ed. 12) II. 177 Hexene Glycols, C6H12(OH)2. hexine n. /ˈhɛksaɪn/ the hydrocarbon C6H10 of the same series. ΘΚΠ the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > alkynes > straight-chained, by number of carbon atoms > six hexine1877 1877 H. Watts Fownes's Man. Elem. Chem. (ed. 12) II. 64 Hexines, C6H10. Hexoylene. 1886 New Sydenham Soc. Lexicon Hexine C6H10..a mobile liquid obtained by Berthelot by acting on allyl iodide with sodium..also called Diallyl. hexoic acid n. C6H12O2, the same as caproic acid. ΘΚΠ the world > matter > chemistry > organic chemistry > organic acids > [noun] > carboxylic acids > caproic acid hexoic acid1877 1877 H. Watts Fownes's Man. Elem. Chem. (ed. 12) II. 294 Hexoic or Caproic acids, C6H12O2..There are eight possible forms of these acids, analogous to the eight pentyl alcohols. heˈxoylene n. one of the isomeric forms of hexine. ΚΠ 1886 New Sydenham Soc. Lexicon Hexoylene, C6H10, Caventou's term for the hexine of petroleum oil formed in the preparation of hexylic alcohol. This entry has not yet been fully updated (first published 1898; most recently modified version published online March 2022). < n.1877 |
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