| 单词 | grignard reagent |
| 释义 | Grignard reagentnoun Chemistry.any of the group of reagents produced by the interaction of magnesium and an organic halide, usually in the presence of an ether, and having the general formula RMgX, where R is an organic group and X is a halogen: used in the Grignard reaction. Origin of Grignard reagentFirst recorded in 1900–05; see V. Grignard Words nearby Grignard reagentgrifter, grig, Grigioni, Grignard, Grignard reaction, Grignard reagent, grigri, grike, Grikwa, grill, grillade Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for Grignard reagentGrignard reagent / (ˈɡriːnjɑː, French ɡriɲar) / nounchem any of a class of organometallic reagents, having the general formula RMgX, where R is an organic group and X is a halogen atom: used in the synthesis of organic compounds Word Origin for Grignard reagentC20: named after Victor Grignard (1871–1934), French chemist Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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