Two diamino-substituted lithiocarbanions in one molecule
Literature Information
Ina Kamps, Andreas Mix, Raphael J. F. Berger, Beate Neumann, Hans-Georg Stammler, Norbert W. Mitzel
tert-Butyllithium deprotonates bis(3-methyl-1,3-diazacyclohex-1-yl)methane and its five-ring analogue regioselectively at both endocyclic NCH2N units; a deprotonation intermediate has been isolated and structurally characterised.
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