Process for the preparation of .alpha.-bromo-phenylacetic acids
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 30, 1991
Grant Date -
N/A
app pub date -
Jun 19, 1990
filing date -
Sep 29, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Compounds of formula ##STR1## in which R.sub.1 and R.sub.2 are hydrogen or halogen, are prepared by reacting an aldehyde of formula: ##STR2## with CHBr.sub.3 and KOH in a mixture of an inert solvent and water. Further an ester of compound (I) wherein R.sub.1 is H and R.sub.2 is 2-Cl is reacted with 4,5,6,7-tetrahydrothieno[3,2-c]pyridine to produce a compound of formula III: ##STR3## which is useful as a medicament.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully