Rhodium containing catalyst and use thereof in preparation of 6-

Details Rhodium containing catalyst and use thereof in preparation of 6- Rhodium containing catalyst and use thereof in preparation of 6-

1975-01-28

1976-06-08

Garvin, Patrick P.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252431C, 252431P, 260559AT, B01J 3104, B01J 3124, B01J 3130

Patent

active

039621316

ABSTRACT:
Catalyst produced by the process of reacting 1 mol of rhodium trichloride and 2 mols of sodium acetate in methanol at a temperature from about 50.degree.C. to the reflux temperature of said reaction mixture, then reacting resulting reaction mixture with 2 mols of triphenylphosphine at a temperature of from about 50.degree.C. to the reflux temperature of said reaction mixture and recovering resulting insoluble material and use thereof in hydrogenating 6-deoxy-6-demethy-6-methylene-5-oxytetracycline to obtain .alpha.-6-deoxy-5-oxytetracycline.

REFERENCES:
patent: 3660493 (1972-05-01), Johnson et al.
patent: 3748332 (1973-07-01), Wilkinson
patent: 3759838 (1973-09-01), Dewhirst
patent: 3907890 (1975-09-01), Scanio

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