单词 | melissic |
释义 | melissicadj. Chemistry. 1. melissic acid n. a straight-chain fatty acid or mixture of acids corresponding to melissyl alcohol, found in various plant and animal waxes; spec. either n-triacontanoic acid (CH3(CH2)28COOH) or triacontane-1-carboxylic acid (CH3(CH2)29COOH). ΚΠ 1848 B. C. Brodie in Philos. Trans. (Royal Soc.) 139 95 This acid I call Melissic Acid. 1879 Jrnl. Chem. Soc. 36 782 The author has convinced himself that neither melissene (myricylene) nor melissic acid is a simple chemical compound. 1924 Nature 5 Jan. 35/2 The acids of beeswax. Four acids have been isolated, neocerotic (C25H50O2), cerotic (C27H54O2), monteric (C29H58O2), and melissic (C31H62O2). 1946 Thorpe's Dict. Appl. Chem. (ed. 4) VII. 549/1 Melissic acid derived from waxes is a mixture of even-number normal fatty acids. 1971 Thin Solid Films 8 R14 Table I shows the disposition rates for melissic acid. 2. melissic alcohol n. = melissyl alcohol n. at melissyl n. Compounds. ΘΚΠ the world > matter > chemistry > organic chemistry > alcohols > [noun] > other named alcohols melissin1848 melissic alcohol1852 toluylic alcohol1857 melissylic alcohol1862 citronellol1872 pararosaniline1879 oenanthic alcohol1880 arabitol1887 hydrol1897 thiol1900 nerol1903 oleoyl alcohol1903 pyruvic alcohol1909 oenanthotoxin1911 hexadecanol1914 lauryl alcohol1915 batyl alcohol1922 chimyl alcohol1924 1852 H. B. Jones & A. W. Hofmann Fownes's Man. Elem. Chem. (ed. 4) 471 Mr. Brodie has prepared two alcohols, cerotylic and melissic, from bees' wax. 1922 J. J. Sudborough Bernthsen's Text-bk. Org. Chem. (new ed.) iii. 84 Melissic, or miricyl [sic] alcohol, C30H61OH, is present as palmitic ester in bees'-wax and in Carnauba wax. 1947 Thorpe's Dict. Appl. Chem. (ed. 4) VIII. 258/2 Myricyl alcohol, Melissyl alcohol. Melissic alcohol. This entry has been updated (OED Third Edition, June 2001; most recently modified version published online March 2022). < adj.1848 |
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