Process for the preparation of dialkylthiophenes and alkylenedioxythiophenes
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 9, 2002
Grant Date -
Oct 25, 2001
app pub date -
Mar 21, 2001
filing date -
Apr 4, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A process for the preparation of dialkoxythiophenes and alkylene-dioxythiophenes in high purity and very good yields by decarboxylation of dialkoxythiophene-dicarboxylic acids or alkylenedioxythiophenedicarboxylic acids, respectively, in solvents that have a higher boiling point than the product and contain no nitrogen bases.
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