英语词汇“birotation”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	birotation
释义	birotation Physical Chem.\|baɪrəˈteɪʃən\| [bi-².] The power possessed by certain sugars of changing their rate of optical rotation according to the length of time they have been in solution. Now usually called mutarotation. 1882Robb & Veley tr. Landolt's Handbk. Polariscope iv. 62 A peculiar case of variation of specific rotation occurs in crystallized milk-sugar... As the initial rotation is nearly twice as great as the constant rotation, the name of birotation has been applied to this peculiarity.1893Jrnl. Chem. Soc. LXIV. i. 125 Birotation and Hydrazone Formation of some Sugars.1896Ibid. LXX. ii. 139 The birotation phenomena of glucose.1907J. B. Cohen Org. Chem. 100 Freshly prepared solutions of certain sugars change in rotation on standing. The specific rotation of glucose sinks to one-half before becoming constant. The phenomenon was therefore termed birotation.1955J. G. Davis Dict. Dairying (ed. 2) 78 Birotation ratio..certain sugars when dissolved in water gradually change in their optical rotation.
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