单词 | metalate |
释义 | metalatev. Chemistry. transitive. To bring about metalation in (a compound); to subject (a compound) to metalation. ΘΚΠ the world > matter > chemistry > organic chemistry > organometallurgy > metalation [verb (transitive)] metalate1939 1939 Jrnl. Amer. Chem. Soc. 61 109/2 Phenyl ether was not metalated by triphenylmethylsodium. 1954 Org. Reactions 8 vi. 260 n-Butyllithium metalates thiophene in the 2 position. 1989 tr. C. Elschenbroich & A. Salzer Organometallics v. 33 Ethers are slowly metallated at the α-position. Derivatives ˈmetalated adj. ΘΚΠ the world > matter > chemistry > organic chemistry > organometallurgy > [adjective] > metalation metalated1954 1954 Org. Reactions 8 vi. 261 The usual metalating agents..yield volatile acids which are easily separated from the acids of higher molecular weight obtained from the metalated products themselves. 1992 Organometallics 11 79/1 The metalated species was formed in 20 h in the presence of sodium acetate. ˈmetalating adj. ΚΠ 1954 Org. Reactions 8 vi. 261 The usual metalating agents..yield volatile acids which are easily separated from the acids of higher molecular weight obtained from the metalated products themselves. 1966 McGraw-Hill Encycl. Sci. & Technol. (rev. ed.) IX. 402/2 The most commonly used ‘metalating agent’..is n-butyllithium in ether solution. 1992 Organometallics 11 1412/1 As a result, we selected lithium diisopropylamide (LDA) as the best metalating agent. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022). < v.1939 |
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