title: Two diamino-substituted lithiocarbanions in one molecule.
abstract: 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.
authors.affiliation: Lehrstuhl für Anorganische Chemie und Strukturchemie, Universität Bielefeld, Universitätsstrasse 15, 33615 Bielefeld, Germany.
authors.forename: Ina
authors.initials: I
authors.lastname: Kamps
authors.forename: Andreas
authors.initials: A
authors.lastname: Mix
authors.forename: Raphael J F
authors.initials: RJ
authors.lastname: Berger
authors.forename: Beate
authors.initials: B
authors.lastname: Neumann
authors.forename: Hans-Georg
authors.initials: HG
authors.lastname: Stammler
authors.forename: Norbert W
authors.initials: NW
authors.lastname: Mitzel