osazone

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osazone
osazone Chem. (ˈəʊsəzəʊn) [f. the suffix -osazone, ad. G. -osazon (E. Fischer 1884, in Ber. d. Deut. Chem. Ges. XVII. 580): see -ose2, azo-, and -one.] Any of the yellow crystalline solids whose molecules contain two adjacent hydrazone groups, which are obtained by treating compounds containing the ... Oxford English Dictionary
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Osazone
Formation Osazone formation was developed by Emil Fischer, who used the reaction as a test to identify monosaccharides. Sucrose, which is nonreducing, does not form an osazone. Appearance Osazones are highly coloured and crystalline compounds. wikipedia.org
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osone
osone Chem. (ˈəʊsəʊn) [ad. G. oson (E. Fischer 1889, in Ber. d. Deut. Chem. Ges. XXII. 87), f. -ose -ose2 + -on -one.] Any compound containing two adjacent carbonyl groups, obtained by hydrolysing an osazone.1889 [see glucosone s.v. gluco-]. 1938 Prescott & Ridge Org. Chem. xx. 353 The osone, which ... Oxford English Dictionary
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epimer
epimer Chem. (ˈɛpɪmə(r)) [a. G. epimer, pl. epimere (E. Votoček 1911, in Ber. d. Deut. Chem. Ges. XLIV. 360), f. epi- + -mer.] Either of two isomers differing in the configuration of the atoms about a single asymmetric carbon atom in a compound containing other asymmetric carbon atoms; orig. in a mo... Oxford English Dictionary
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1888 in science
Emil Fischer establishes the relation between glucose, fructose and mannose by passage to a common osazone. wikipedia.org
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gluco-
gluco- (ˈgl(j)uːkəʊ) efore a vowel also gluc-, used as comb. form of Gr. γλυκ-ύς sweet (see glyco- and note s.v. glucic a.), and of glucose in the designation of: (a) substances containing, related to, obtained from, or producing glucose, or affecting its metabolism; (b) processes affecting the meta... Oxford English Dictionary
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Organic nomenclature in Chinese
. |- ||脎 osazone||杀 shā 'kill'||sà|||| European pronunciation |- ||噻唑 thiazole||塞 sāi 'to stop up' and 坐 zuò 'sit'||sāizuò|||| European pronunciation | wikipedia.org
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degrade
▪ I. degrade, v. (dɪˈgreɪd) Also 5 degrate, -grayd, 6 -graid, 7 di-. [ME. a. OF. degrader (12th c.), occasionally desg-, = Pr. de-, desgrader, Sp. degradar, It. degradare:—late eccl. L. dēgradāre, f. de- I. 1, down, from + gradus degree.] 1. trans. To reduce from a higher to a lower rank, to depose ... Oxford English Dictionary
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【脎】sà〈名〉含两个相邻腙基的一类碱性化合物 [osazone]。由同一个分子内的两个羰基和两个分子的苯肼缩合而成 新华字典
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*【脎】sà〈名〉有机化合物的一类,是含有相邻的两个羰基的化合物和两个分子苯肼缩水而成的衍生物。[英osazone] 现代汉语词典
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