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单词 neohesperidin
释义

neohesperidinn.

Brit. /ˌniːəʊhᵻˈspɛrᵻdɪn/, U.S. /ˈˌnioʊhɛˈspɛrəˌdin/, /ˈˌnioʊhɛˈspɛrədn/
Forms: 1900s– neohesperidin, 1900s– neohesperidine.
Origin: A borrowing from German. Etymon: German Neohesperidin.
Etymology: < German Neohesperidin (F. Kolle & K. E. Gloppe 1936, in Pharmazeut. Zentralhalle 77 425) < neo- neo- comb. form + Hesperidin (see hesperidin n. at hesperid- comb. form 2).
Chemistry.
A bitter flavonoid glycoside, C28H34O15, found in the peel of some citrus fruit, esp. Seville oranges.
ΘΚΠ
the world > matter > chemistry > organic chemistry > carbohydrates > sugars > [noun] > glycosides > named
saponin1829
neohesperidin1936
ranunculin1951
1936 Chem. Abstr. 30 6509 The new glucoside ‘244’, for which the name neohesperidin is suggested, is split on hydrolysis in 2 phases in accordance with the following scheme.
1962 Analyt. Biochem. 4 110 The isolation and identification of neohesperidin, a 7-rhamnoglucoside of hesperetin..from a commercially produced grapefruit flavonoid preparation containing mostly naringin.
1970 New Scientist 1 Jan. 21/1 The most promising [sweetening] compounds are made from naringin isolated from grapefruit, hesperidin from sweet oranges and neohesperidin from Seville oranges.
1986 J. A. Samson Trop. Fruits (ed. 2) v. 77 The great variety of distinctive smells in citrus leaves, flowers and fruits is caused by essential oils containing several flavonoids. One of these, hesperidin, is found in most citrus fruits; other, more specific flavonoids are neohesperidin, naringin, [etc.].

Compounds

neohesperidin dihydrochalcone n. a neohesperidin derivative, C28H36O15, made by catalytic hydrogenation of naringin and used as a sweetening agent.
ΚΠ
1963 U.S. Patent 3,087,821 3 It is also to be noted that the compound neohesperidin dihydrochalcone is new per se, not having been heretofore prepared or described.
1983 J. D. Higginbotham in T. H. Grenby et al. Devel. Sweeteners—2 v. 147 The best known [dihydrochalcone], neohesperidin dihydrochalcone (NeoDHC), is generally quoted as being 2000 times sweeter than sugar but is, in fact, some 350 times sweeter than sucrose at 8.5% concentration.
1991 New Scientist 30 Mar. 10/1 The British government has..accepted the advice of the European Commission's Scientific Committee for Food..which gave the sweetener, neohesperidine dihydrochalcone, a clean bill of health.
This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022).
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n.1936
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