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4.3.3.4 Additional Methods

DOI: 10.1055/sos-SD-004-00134

Suzuki, H.; Ikegami, T.Science of Synthesis, (2002490.

Reductive elimination of pentavalent triarylbismuth(V) compounds with two additional chalcogen or pnictogen-coordinating ligands (Ar13BiX2, X=anionic group bonding via a chalcogen or pnictogen element) results in the formation of the corresponding diarylbismuthine with one heteroatom ligand (Ar12BiX) and the arylheteroatom compound (Ar1X). Thus, thermal decomposition of diazidotriphenylbismuth(V) at 100°C leads to a mixture of phenyl azide, triphenylbismuthine, and azidodiphenylbismuthine; this is the method of choice for obtaining the pure azide.[‌93‌] Bis(4-tolyl)(tosylamino)bismuthine is obtained in moderate yield from the reaction between tris(4-tolyl)bismuthine tosylimide and some activated alcohols.[‌62‌]

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