Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Patent
1989-01-11
1990-06-19
Lee, Mary C.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Having -c-, wherein x is chalcogen, bonded directly to...
546201, C07C10322, C07C10326
Patent
active
049354329
ABSTRACT:
The invention relates to new compounds, of antiallergic activity, of the formula: ##STR1## wherein R.sup.1 is aryl substituted with substituent(s) selected from the group consisting of hydroxy, protected hydroxy, halogen and lower alkoxy, A is lower alkylene, and B is lower alkenylene, or a pharmaceutically acceptable salt thereof.
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Manabe Takashi
Matsuda Hiroshi
Matsuo Masaaki
Shigenaga Shinji
Fujisawa Pharmaceutical Co. Ltd.
Kilby Scalzo Catherine S.
Lee Mary C.
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