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单词 osone
释义

osonen.

Brit. /ˈəʊsəʊn/, U.S. /ˈoʊˌsoʊn/
Forms: 1800s– osone, 1900s oson.
Origin: A borrowing from German. Etymon: German Oson.
Etymology: < German Oson (E. Fischer 1889, in Berichte der Deutsch. Chem. Ges. 22 87) < -ose -ose suffix2 + -on -one suffix.
Chemistry.
Any of a class of compounds containing two adjacent carbonyl groups, typically obtained by hydrolysing osazones.
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the world > matter > chemistry > organic chemistry > organic compounds > [noun] > by constituent molecules
acetylide1863
oxime1883
osone1889
oximide1893
organoalkali1932
ylid1951
phenolic1956
organo-borane1957
plastoquinone1958
nitrene1960
tetrahedrane1964
1889 Jrnl. Chem. Soc. 56 484 The author [sc. E. Fischer] proposes ‘osone’ as a general term for compounds of the type of oxyglucose, and throughout the paper refers to this compound as glucosone.
1901 C. E. Simon Physiol. Chem. iii. 55 On decomposition with fuming hydrochloric acid the osazons then give rise to the formation of osons.
1938 F. Prescott & D. Ridge Org. Chem. xx. 353 The osone, which may be isolated as the lead compound, is reduced with zinc dust and acetic acid to a ketose.
1992 in Chemists through Years: Pt. I (Royal Soc. Chem.) (1994) 62/3 Through preparing and then reducing osones, aldoses were transformed into ketoses.
1999 Jrnl. Agric. & Food Chem. 47 3167/1 These osones are more reactive and can also generate oxygen free radicals in the reaction system.
This entry has been updated (OED Third Edition, September 2004; most recently modified version published online March 2022).
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n.1889
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