Intermediate compounds useful to prepare dolasetron

Details Intermediate compounds useful to prepare dolasetron Intermediate compounds useful to prepare dolasetron

2008-01-22

2010-12-28

Oh, Taylor Victor (Department: 1625)

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

Organic compounds

Carboxylic acid esters

Reexamination Certificate

active

07858821

ABSTRACT:
The present invention relates to intermediates useful in the synthesis of Dolasetron and synthetic precursors thereof, as well as to processes for obtaining them. In addition, it refers to the hydrochloric salt of Dolasetron and polymorphic forms of Dolasetron and precursors thereof.

REFERENCES:
patent: 266730 (1988-05-01), None
patent: 339669 (1989-11-01), None
patent: WO2006056081 (2006-06-01), None
patent: WO2007003522 (2007-11-01), None

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