Bis(phosphinoalkoxy)biaryl compounds and a process for their...

Details Bis(phosphinoalkoxy)biaryl compounds and a process for their... Bis(phosphinoalkoxy)biaryl compounds and a process for their...

C - Chemistry, Metallurgy

07

F

C07F 9/50 (2006.01) C07F 9/53 (2006.01)

Patent

CA 2135554

Abstract of the Disclosure: The present invention relates to phosphorus compounds of the formula Image (I) in the (RS), (R) and (S) forms, in which Ar1-Ar1 is a biphenyl radical, 1-phenylnaphthyl radical or 1,1'-bi- naphthyl radical, each R', if present, independently of the others, is F, an alkyl or alkoxy radical each having 1 to 8 carbon atoms, m is an integer from 0 to 4, k is an integer from 1 to 4, Ar2 is a phenyl radical, each R", if present, is, independently of the others, F, Cl, CF3, SO3H, SO3, SO3Me (Me is Li, Na, K), a dialkylamino radical having 2 to 8 carbon atoms, an alkyl or alkoxy radical each having 1 to 8 carbon atoms and n is an integer from 0 to 5, and to a process for their preparation.

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