Unprecedented reactivity of an aluminium hydride complex with ArNH2BH3: nucleophilic substitution versus deprotonation

Reaction of DIPPnacnacAlH(2) with DIPPNH(2)BH(3) did not give the anticipated deprotonation but nucleophilic substitution at B was observed instead. The product DIPPnacnacAl(BH(4))(2) was isolated and structurally characterized. Nucleophilic displacement at B might play a role in mechanistic pathway...

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Veröffentlicht in:Chemical communications (Cambridge, England) England), 2011-11, Vol.47 (43), p.11945-11947
Hauptverfasser: Harder, Sjoerd, Spielmann, Jan
Format: Artikel
Sprache:eng
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Zusammenfassung:Reaction of DIPPnacnacAlH(2) with DIPPNH(2)BH(3) did not give the anticipated deprotonation but nucleophilic substitution at B was observed instead. The product DIPPnacnacAl(BH(4))(2) was isolated and structurally characterized. Nucleophilic displacement at B might play a role in mechanistic pathways related to metal amidoborane complexes.
ISSN:1359-7345
1364-548X
DOI:10.1039/c1cc14689k