TRAZODONE AND TRAZODONE HYDROCHLORIDE IN PURIFIED FORM
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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N/A
Issued Date -
Aug 8, 2013
app pub date -
Mar 15, 2013
filing date -
Aug 3, 2007
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A process of production of trazodone or trazodone hydrochloride that comprises: (a) preparing an organic phase comprising trazodone in at least one organic solvent; (b) preparing an aqueous phase comprising at least one basic compound; (c) mixing said aqueous phase with said organic phase; (d) heating at a temperature of at least 40° C. for at least 30 minutes; (e) recovering said trazodone; and, optionally, (f) treating said trazodone with hydrochloric acid to obtain trazodone hydrochloride. Trazodone or trazodone hydrochloride comprising less than 15 ppm of alkylating substances, and a pharmaceutical composition comprising said trazodone hydrochloride.
First Claim
Other Claims data not available