Bis-phosphepines and processses for their preparation

Organic compounds -- part of the class 532-570 series – Organic compounds – Phosphorus containing

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C07F 902

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active

056485476

ABSTRACT:
The invention relates to bis-phosphepines of the formula (I): ##STR1## where: Ar--Ar is biphenyl, 1,1'-binaphthyl or 1-phenylnaphthyl,

REFERENCES:
patent: 5332846 (1994-07-01), Devon et al.
Chemical Abstracts, vol. 78, No. 17, 1973, Columbus Ohio, US; abstract No. 111450b.

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