Process for preparing benzoic acid derivative intermediates and benzothiophene pharmaceutical agents
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 12, 1998
Issued Date -
N/A
app pub date -
Apr 9, 1996
filing date -
Aug 31, 1994
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Novel processes are provided for producing compounds of formula II ##STR1## wherein R.sup.1 and R.sup.2 each are independently C.sub.1 -C.sub.4 alkyl, or combine to form piperidinyl, pyrrolidinyl, methylpyrrolidinyl, dimethylpyrrolidinyl, morpholino, dimethylamino, diethylamino, or 1-hexamethyleneimino; R.sup.3 and R.sup.4 each are H or a hydroxy protecting group; and n is 2 or 3; or a pharmaceutically acceptable salt thereof by reacting a haloalkylamine with a phenolic ester in the presence of an alkylacetate solvent and a base.
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