单词 | cholesterone |
释义 | > as lemmascholesterone cholesterone n. Brit. /kəˈlɛstərəʊn/ , /kɒˈlɛstərəʊn/ , U.S. /kəˈlɛstəˌroʊn/ (also cholesteron) [after German Cholesteron (C. Zwenger 1849, in Ann. der Chem. u. Pharm. 68 348)] now rare or disused each of two unsaturated hydrocarbons formed by the dehydration of cholesterol in phosphoric acid.ΚΠ 1849 tr. C. Zwenger in Chem. Gaz. 2 July 251 The decomposed mass consists of two new hydrocarbons, one of which I shall call a-cholesterone, the other b-cholesterone. 1850 London, Edinb., & Dublin Philos. Mag. 36 246 At a higher temperature the cholesteron boils, and may be distilled almost unaltered. 1904 J. A. Mandel tr. O. Hammarsten Text-bk. Physiol. Chem. (ed. 4) viii. 282 By the action of concentrated sulphuric acid..hydrocarbons are obtained which are called cholesterilin, cholesteron, and cholesteriline. < as lemmas |
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