Synthesis and purification of d-propoxyphene hydrochloride

Details Synthesis and purification of d-propoxyphene hydrochloride Synthesis and purification of d-propoxyphene hydrochloride

1985-12-02

1987-04-28

Lone, Werren B.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

C07C 6700

Patent

active

046616250

ABSTRACT:
New and improved synthesis of .alpha.-d-propoxyphene hydrochloride by acid chloride reaction between propionyl chloride and .alpha.-d-1,2-diphenyl-3-methyl-4-dimethylamino-2-butanol (d-oxyphene) with small amounts of thionyl chloride improves yield and substantially simplifies purification.

REFERENCES:
Pohland et al., "J. Amer. Chem. Soc." vol. 75, (1953), pp. 4458-4461.
Pohland et al., "J. Amer. Chem. Soc." vol. 77, (1953), pp. 3400-3401.
Pohland, et al., "J. Organic Chem." vol. 28, (1963), pp. 2483-2484.
Noller, "Chemistry of Organic Compounds" (1965), pub. W. R. Saunders Co. Phila., p. 711.

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