cumenen.

/ˈkjuːmiːn/

Etymology: < Latin cumīnum cumin n. + -ene comb. form.

Chemistry.

A hydrocarbon, C₉H₁₂, found in Roman cumin oil: it is a colourless strongly refracting oil, allied to Benzene.

ΚΠ

1863–72 H. Watts Dict. Chem. II. 174 Cumene is insoluble in water.

1864 H. Watts Dict. Chem. II. 173 Cumene. Cumol. Hydride of Cumenyl... Cumene exists ready formed in Burmese naptha.

Derivatives

cumic adj.

/ˈkjuːmɪk/ of or derived from cumin, as in cumic acidC₁₀H₁₂O₂, cumic aldehyde, etc.

ΚΠ

1852 H. B. Jones & A. W. Hoffman Fownes's Man. Elem. Chem. (ed. 4) 482 Cumic Acid..is formed by the oxydation of cumin-, one of the constituents of oil, cuminol.

ˈcumidine n. a base homologous with toluidine, formed by the action of ammonium sulphide on nitrocumene.

ΚΠ

1850 C. G. B. Daubeny Introd. Atomic Theory (ed. 2) viii. 243 A substance called cumidine, lately discovered by Mr. Nicholson in the oil of caraways.

cuˈminic adj. of or derived from cumene; = cumic adj.

ΚΠ

1847 E. Turner Elem. Chem. 1077 The addition of an acid causes the cuminic acid to separate.

1863–72 H. Watts Dict. Chem. II. 178 Cuminic acid..is produced by the oxidation of the oxygenated oil (hydride of cumyl) contained in essence of cumin.

cumole n. = cumene n.

ΚΠ

1864 H. Watts Dict. Chem. II. 173 Cumene. Cumol. Hydride of Cumenyl.

ˈcumyl n. the acid organic radical, C₁₀H₁₁O, of Cumic acid, homologous with Benzoyl; hence ˈcumylamide, ˈcumylene, cuˈmylic, ˈcumylide, etc.

ΚΠ

1864 H. Watts Dict. Chem. II. 182 Cumyl in the free state, or Cumylide of Cumyl,..is an oily liquid, heavier than water.

1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 641 Cymyl Alcohol..also called Cumylic Alcohol.

This entry has not yet been fully updated (first published 1893; most recently modified version published online September 2019).

单词	cumene
释义	cumenen. /ˈkjuːmiːn/ Etymology: < Latin cumīnum cumin n. + -ene comb. form. Chemistry. A hydrocarbon, C₉H₁₂, found in Roman cumin oil: it is a colourless strongly refracting oil, allied to Benzene. ΚΠ 1863–72 H. Watts Dict. Chem. II. 174 Cumene is insoluble in water. 1864 H. Watts Dict. Chem. II. 173 Cumene. Cumol. Hydride of Cumenyl... Cumene exists ready formed in Burmese naptha. Derivatives cumic adj. /ˈkjuːmɪk/ of or derived from cumin, as in cumic acidC₁₀H₁₂O₂, cumic aldehyde, etc. ΚΠ 1852 H. B. Jones & A. W. Hoffman Fownes's Man. Elem. Chem. (ed. 4) 482 Cumic Acid..is formed by the oxydation of cumin-, one of the constituents of oil, cuminol. ˈcumidine n. a base homologous with toluidine, formed by the action of ammonium sulphide on nitrocumene. ΚΠ 1850 C. G. B. Daubeny Introd. Atomic Theory (ed. 2) viii. 243 A substance called cumidine, lately discovered by Mr. Nicholson in the oil of caraways. cuˈminic adj. of or derived from cumene; = cumic adj. ΚΠ 1847 E. Turner Elem. Chem. 1077 The addition of an acid causes the cuminic acid to separate. 1863–72 H. Watts Dict. Chem. II. 178 Cuminic acid..is produced by the oxidation of the oxygenated oil (hydride of cumyl) contained in essence of cumin. cumole n. = cumene n. ΚΠ 1864 H. Watts Dict. Chem. II. 173 Cumene. Cumol. Hydride of Cumenyl. ˈcumyl n. the acid organic radical, C₁₀H₁₁O, of Cumic acid, homologous with Benzoyl; hence ˈcumylamide, ˈcumylene, cuˈmylic, ˈcumylide, etc. ΚΠ 1864 H. Watts Dict. Chem. II. 182 Cumyl in the free state, or Cumylide of Cumyl,..is an oily liquid, heavier than water. 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 641 Cymyl Alcohol..also called Cumylic Alcohol. This entry has not yet been fully updated (first published 1893; most recently modified version published online September 2019). < n.1847
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