Grignard reagent

Grignard reagent

noun 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:
1900–05; see V. Grignard

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Grignard reagent (ˈɡriːnjɑː, French ɡriɲar)
 
n
chem 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
 
[C20: named after Victor Grignard (1871--1934), French chemist]

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grignard reagent

any of numerous organic derivatives of magnesium (Mg) commonly represented by the general formula RMgX (in which R is a hydrocarbon radical: CH3, C2H5, C6H5, etc.; and X is a halogen atom, usually chlorine, bromine, or iodine). They are called Grignard reagents after their discoverer, French chemist Victor Grignard, who was a corecipient of the 1912 Nobel Prize for Chemistry for this work

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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