C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 1/02 (2006.01)
Patent
CA 2168499
An organolithium compound according to the present invention containing a cyclic amino group, has the general formula: Image wherein R1 is a divalent alkylene, an oxy- or amino-alkylene, or substituted alkylene having from 6 to about 20 carbon atoms; R2 is a linear-, branched-, or cyclo-alkylene having from about 2 to about 20 carbon atoms; and the lithium, Li, is bonded directly to a carbon atom of R2. A method of preparing an organolithium compound containing a cyclic amino group, comprising reacting a cyclic amino organo halide having the general formula Image where R1 and R2 are as above, and X is bromine or chlorine bonded directly to a carbon atom of R2, with a lithium reactant selected from lithium metal or an organolithium compound.
Antkowiak Thomas A.
Hall James E.
Lawson David F.
Schreffler John R.
Stayer Mark L. Jr.
Bridgestone Corporation
Swabey Ogilvy Renault
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