Facile syntheses of the metallacyclic rings Pt–C–P–C, Pt–N–P–N and Pt–N–S–N; crystal structures of [Pt{CH(COPh)P(O)(Ph)CH(COPh)}(PPh3)2] and [Pt{C(CO2Me)C(CO2Me)NHS(O)2NH}(PMePh2)2]

作者: Raymond D. W. Kemmitt , Simon Mason , Mark R. Moore , John Fawcett , David R. Russell

DOI: 10.1039/C39900001535

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摘要: Reaction of PhCOCH2P(O)(Ph)CH2COPh, RNHP(O)(Ph)NHR or RNHS(O)2NHR (R = H Ph) with cis-[PtCl2L2](L PPh3 PMePh2; L2= Ph2PCH2CH2PPh2 cycloocta-1,5-diene) in the presence silver(I) oxide gives metallacyclic complexes type [[graphic omitted]H(COPh)}L2], omitted]R} L2] omitted]R}L2] respectively; single crystal X-ray studies on omitted]H(COPh)}(PPh3)2] and insertion product omitted]H}(PMePh2)2] establish puckered metallacycles, oxygen platinaphosphetane-3-oxide adopting an equatorial environment.

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