Illustrated Glossary of Organic Chemistry
Cuprate:
(1) An
organometallic compound
of general formula
R
2
Cu
-
Li
+
, featuring two carbon-metal
bonds
. Usually employed as a
nucleophile
. Also called a
Gilman reagent
. Sometimes abbreviated as
R
2
CuLi
.
Lithium di
methyl
cuprate
(
CH
3
)
2
CuLi
Lithium di
phenyl
cuprate
Ph
2
CuLi
Common cuprates.
(2) Any compound containing a copper
anion
.
Related terms:
Carbanion
,
Grignard reagent
,
organolithium reagent
,
metalorganic compound
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