Preparation of triaryl phosphines

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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C07F 902

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active

040082822

ABSTRACT:
The conversion of triaryl phosphine oxide to the corresponding phosphine by reduction with hydrogen utilizing sulfur or selenium as the catalyst wherein said reduction is carried out in the presence of silicon tetrahalide.

REFERENCES:
patent: 3261871 (1966-07-01), Fritzsche et al.
patent: 3280195 (1966-10-01), Fritzsche et al.
patent: 3342871 (1967-09-01), Maier
patent: 3405180 (1968-10-01), Natoli
patent: 3496235 (1970-02-01), Maier
patent: 3534104 (1970-10-01), Maier
patent: 3780111 (1973-12-01), Young et al.
Fritzsche et al., Chem. Ber. vol. 97, pp. 1988-1993 (1964).

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