Formation of heterobicyclic compounds through successive insertion of isocyanides into a palladium–hydride bond
Abstract
Reaction of PdCl2(PPh3)21 with an excess of H2SiMePh and 2,6-xylyl isocyanide gives [graphic omitted]R)C(
NR)CH(
NR)}(C
NR)Cl·1/2C6H6(3, R = 2,6-xylyl) and heterobicyclic compound, 2,6-(2′,6′-xylyl)2-3,7-(N-2′,6′-xylylimino)2-4,8-(N-2′,6′-xylylamino)2-2,6-diaza-bicyclo[3.3.0]octa-4,8-diene 4; the structures of which have been determined by X-ray analysis.
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