单词 | butyl alcohol |
释义 | > as lemmasbutyl alcohol Each of four isomeric alcohols having the general formula C4H9(OH), used as solvents and as reagents in chemical synthesis, esp. butan-1-ol. Also called butyl alcohol.The four isomers are 1-butanol or butan-1-ol (also called n-butanol) (CH2(OH)CH2CH2CH3), 2-butanol or butan-2-ol (CH3CH(OH)CH2CH3), iso-butanol (2-methylpropan-1-ol) (CH3C(CH3)HCH2OH, and tert-butanol (2-methylpropan-2-ol) (C(CH3)3OH). ΘΚΠ the world > matter > chemistry > organic chemistry > alcohols > [noun] > monohydric alcohols by number of carbon atoms > four isobutyl alcohol1869 butanol1894 1894 G. M'Gowan tr. A. Bernthsen Text-bk. Org. Chem. (ed. 2) 93 Normal butyl alcohol. [Note] 1-Butanol [Ger. 1-Butanol]. 1894 G. M'Gowan tr. A. Bernthsen Text-bk. Org. Chem. (ed. 2) 93 Secondary butyl alcohol. [Note] 2-Butanol [Ger. 2-Butanol]. 1922 J. J. Sudborough Bernthsen's Text-bk. Org. Chem. (new ed.) iii. 76 The systematic name of the alcohols terminates in ‘ol’. As examples:..CH3.CH2.CH2.CH2.OHButanol, [etc.]. 1957 Encycl. Brit. IV. 472/2 Normal butyl alcohol (butanol) is made commercially by the fermentation of corn or molasses and also from acetylene. 1964 B. P. Boden & E. M. Kampa in Oceanogr. & Marine Biol. 2 351 Considerable purification has been obtained with butanol extraction. 2016 ACS Catalysis 6 7125/2 An attractive alternative approach is to catalytically convert or upgrade widely available (bio)ethanol into butanol. butyl alcohol butyl alcohol n. C4H10O, of which there are four isomers, 1. normal butyl alcohol or propyl carbinol (which yields butyric acid), 2. butyl fermentation or isobutyl alcohol or isopropyl carbinol, 3. secondary butyl alcohol, or methyl-ethyl carbinol, 4. tertiary butyl alcohol or trimethyl carbinol.extracted from butyln.< as lemmas |
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