Theophylline derivatives
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 29, 1986
Grant Date -
N/A
app pub date -
Mar 11, 1983
filing date -
Jul 20, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
New derivatives of theophylline having the formula ##STR1## in which R denotes hydrogen or OH, n the numbers 0 or 1, X either >CH-- or >N--, Y either --O-- or --CO-- and R a five membered or six membered aryl ring or hetero-aryl ring, that is substituted in given cases with halogen, short chain alkyl groups, alkoxy groups or halogen-alkyl, and exhibit in addition to other properties, histamine-, serotinine- bradykynine-antagonistic, anti-anaphylactic and -adrenergic stimulating effects.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
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