英语词汇“heneicosane”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	heneicosane
释义	heneicosane Chem.\|hɛˈnaɪkəʊseɪn\| Also henicosane. [f. Gr. ἑν-, εἷς one + εἴκοσι twenty + -ane.] Any of the hydrocarbons of the paraffin series having twenty-one carbon atoms, esp. the unbranched isomer (n-*heneicosane). Hence heneicoˈsanic, -cosaˈnoic, -coˈsoic acid, the saturated fatty acid, C₂₀H₄₁COOH, derived from n-heneicosane. 1889Muir & Morley Watts' Dict. Chem.* II. 674/1 Henicosane C₂₁H₄₄... Formed by reduction of the dichloride..of the ketone.1915Jrnl. Chem. Soc. CVII. 738 Heneicosoic acid, CH₃·[CH₂]₁₉ ·CO₂H, is readily soluble in ether.1924Jrnl. Biol. Chem. LIX. 920 n-Heneicosanic Acid..melted at 75–76°C.1945A. N. Sachanen Chem. Const. Petroleum iv. 232 The heneicosanes substituted in position 11 (C₁₀H₂₁.CHR.C₁₀H₂₁) have low melting points (below -7°C).1951Kirk & Othmer Encycl. Chem. Technol. VI. 257 Heneicosanoic acid, C₂₁H₄₂O₂, has been reported to occur in Japanese wax and earth-nut oil, but the evidence presented indicates that it is not found in natural fats and waxes.
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