单词 | pentahydric |
释义 | > as lemmaspentahydric pentahydric adj. Brit. /ˌpɛntəˈhʌɪdrɪk/ , U.S. /ˌpɛn(t)əˈhaɪdrɪk/ Chemistry (of an alcohol, phenol, etc.) containing five hydroxyl groups.ΘΚΠ the world > matter > chemistry > organic chemistry > organic groups > [adjective] > hydroxyl groups > containing 5 hydroxyl groups pentahydric1876 1876 H. E. Armstrong Introd. Study Org. Chem. vi. 186 The glucoses partake of the nature both of aldehydes and of alcohols; they may be regarded, in fact, as pentahydric alcohols. 1952 J. K. N. Jones in E. H. Rodd Chem. Carbon Compounds I b. xix. 1197 Two pentahydric alcohols, adonitol (ribitol) and d-arabitol occur in nature. 1997 Manuf. Chemist (Nexis) Nov. 30 Pentahydric triglycerol..has been prepared for example by heating glycerol with monochlorohydrin. < as lemmas |
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