[Li(dime)2][W(CO)5I] as a novel synthon for the preparation of silyl, amino and organyl derivatives of pentacarbonyl tungsten (dime = diethylene glycol dimethyl ether)
Abstract
The one-pot reactions of M(CO)
6
with dime in the presence of
LiI·Et
2
O give [Li(dime)
2
][M(CO)
5
I]
(M=W 1, Mo 2); the reaction of 1 with LiSiMe
2
Ph,
LiN(SiMe
3
)
2
and PhCH
2
MgCl affords the
novel complexes [Li(dime)
2
][W(CO)
5
R] [R=
SiMe
2
Ph 3a, N(SiMe
3
)
2
3b,
CH
2
Ph 3c].
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