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Last Updated: December 22, 2024

Claims for Patent: 4,847,265

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Summary for Patent: 4,847,265

Title:	Dextro-rotatory enantiomer of methyl alpha-5 (4,5,6,7-tetrahydro (3,2-c) thieno pyridyl) (2-chlorophenyl)-acetate and the pharmaceutical compositions containing it
Abstract:	The present invention relates to the dextro-rotatory enantiomer of Formula ##STR1## and its pharmaceutically acceptable salts with platelet aggregation inhibiting activity. The invention also relates to a process for the preparation of this compound starting from the racemate and the pharmaceutical compositions containing it.
Inventor(s):	Badorc; Alain (Roquettes, FR), Frehel; Daniel (Toulouse, FR)
Assignee:	Sanofi (FR)
Application Number:	07/155,550
Patent Claims:	1. Dextro-rotatory isomer of methyl alpha-5(4,5,6,7-tetrahydro(3,2-c)thieno pyridyl) (2-chlorophenyl)-acetate substantially separated from the levo-rotatory isomer and its pharmaceutically acceptable salts. 2. Hydrochloride of the dextro-rotatory isomer of methyl alpha-5(4,5,6,7-tetrahydro(3,2-c)thieno pyridyl) (2-chlorophenyl)-acetate substantially separated from the levo-rotatory isomer. 3. Hydrogen sulfate of the dextro-rotatory isomer of methyl alpha-5(4,5,6,7-tetrahydro(3,2-c)thieno pyridyl) (2-chlorophenyl)-acetate substantially separated from the levo-rotatory isomer. 4. Hydrobromide of the dextro-rotatory isomer of methyl alpha-5(4,5,6,7-tetrahydro(3,2-c)thieno pyridyl) (2-chlorophenyl)-acetate substantially separated from the levo-rotatory isomer. 5. Taurocholate of the dextro-rotatory isomer of methyl alpha-5(4,5,6,7-tetrahydro(3,2-c)thieno pyridyl) (2-chlorophenyl)-acetate substantially separated from the levo-rotatory isomer. 6. Pharmaceutical composition which comprises an effective platelet aggregation inhibiting amount of a compound of claim 1 and a pharmaceutically acceptable carrier. 7. Composition according to claim 6, comprising unit doses containing from 0.001 g to 0.100 g of active ingredient.

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