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单词 reformatsky
释义

Reformatskyn.

Brit. /rɛfəˈmatski/, U.S. /ˌrɛfərˈmætski/
Forms: 1900s– Reformatski, 1900s– Reformatskii, 1900s– Reformatskij (rare), 1900s– Reformatsky.
Origin: From a proper name. Etymons: proper name Reformatskij, Reformatski.
Etymology: < the name of Sergej Nikolaevič Reformatskij (1860–1934), Russian chemist (also transliterated Reformatski, Reformatskii, Reformatsky), who first described the reaction ( Berichte der Deutsch. Chem. Ges. (1887) 20 1210).
Chemistry.
attributive and (occasionally) in the genitive. Designating a class of condensation reactions in which an α-halogenated acid or ester, forming an organometallic intermediate with zinc, reacts with an aldehyde or ketone to form a β-hydroxy ester; (also) designating a product, intermediate, etc., of such a reaction. Chiefly in Reformatsky reaction.
ΚΠ
1913 Jrnl. Amer. Chem. Soc. 35 582 (title) The formation of β-ketone esters by the application of Reformatsky's reaction.
1918 Jrnl. Amer. Chem. Soc. 40 838 Heptylaldehyde..was condensed with bromoaceticester and zinc to the β-oxypelargonic acid ethylester in dry benzol according to Wallach's modification of the Reformatsky reaction.
1949 G. B. Bachman Org. Chem. xiv. 143 Another reaction similar to the Grignard reaction and more applicable to synthesis is the Reformatskii reaction.
1974 Tetrahedron Lett. No. 29. 2551 Structure 2 is easily derivable by oxidative dimerization of the expected Reformatskii product from benzonitrile and ethylbromoacetate.
2003 A. F. Parsons Keynotes in Org. Chem. viii. 128 Organometallic reagents include..the Reformatskii reagent BrZn-CH2CO2Et.
This is a new entry (OED Third Edition, September 2009; most recently modified version published online March 2022).
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n.1913
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