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单词 ketyl
释义

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ketyl
ketyl n.
Brit. /ˈkiːt(ᵻ)l/
,
U.S. /ˈkid(ə)l/
[-yl suffix] any salt containing a free-radical anion of the type RR′·.C.·O, formed by dissolving a metal in a ketone.
ΚΠ
1914 Chem. Abstr. 8 113 (heading) Metal ketyls, a large class of compounds with trivalent carbon.
1934 Trans. Faraday Soc. 30 23 By using dioxan as solvent high concentrations of the ketyls were obtained and their paramagnetism placed beyond doubt.
1971 N. L. Allinger et al. Org. Chem. xix. 493 If benzophenone is converted to the ketyl with sodium, for example, the ketyl concentration is sufficient to give the solution a beautiful blue color.
extracted from keto-comb. form
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