Crystalline salts of L or (S)-3-(3,4-dihydroxyphenyl)-2-methylal

Details Crystalline salts of L or (S)-3-(3,4-dihydroxyphenyl)-2-methylal Crystalline salts of L or (S)-3-(3,4-dihydroxyphenyl)-2-methylal

1986-09-30

1990-04-03

Gray, Bruce

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

C07C10177

Patent

active

049142224

ABSTRACT:
Crystalline salts of (R,S)-pivaloyloxyethyl esters of (S)-3-(3,4-dihydroxyphenyl)-2-methylalanine, processes for their preparation and pharmaceutical composition are disclosed.

REFERENCES:
patent: 3329711 (1967-07-01), Hegedus et al.
patent: 3983138 (1976-09-01), Saari
patent: 4254273 (1981-03-01), Powell et al.
patent: 4421767 (1983-12-01), Palfreyman et al.

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