(4-Oxo-4H-1-benzopyran-3-yl)aminooxoacetic acids and their deriv

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

2603455, 424283, 424284, C07D31102, C07D31172, A61K 3135, A61K 31355

Patent

active

040767299

ABSTRACT:
The present invention relates to compounds of the formula: ##STR1## wherein R.sub.1 is hydrogen, halogen, hydroxy, lower alkoxy or lower alkyl, R.sub.2 is hydrogen or lower alkyl; R.sub.3 is hydrogen or lower alkyl.
These compounds, including their corresponding pharmaceutically acceptable salts, are useful in the management of allergic conditions such as hay fever and as a prophylactic in the treatment of bronchial asthma.

REFERENCES:
patent: 3862143 (1975-01-01), Klutchko et al.
patent: 3906005 (1975-09-01), Klutchko et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

(4-Oxo-4H-1-benzopyran-3-yl)aminooxoacetic acids and their deriv does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with (4-Oxo-4H-1-benzopyran-3-yl)aminooxoacetic acids and their deriv, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and (4-Oxo-4H-1-benzopyran-3-yl)aminooxoacetic acids and their deriv will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1675871

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.