Benzothiazin-3-one compound and intermediate therefor
AssigneeDainippon Sumitomo Pharma Co., Ltd.
InventorsFumio Samizo, Yoshihiro Horiuchi, Nobuhisa Fukuda, Katsunori Tsuboi, Atsushi Makita
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Abstract
A medicine which contains as an active ingredient a benzothiazin-3-one-compound represented by the formula (1): (wherein n is 3 or 4; R represents ethyl or hydrogen; and R1 represents hologeno, alkoxy, haloalkyl, or haloalkoxy) or a pharmaceutically acceptable salt thereof. It is useful as a therapeutic or preventive agent for arthrosis deformans, chondrodegenerative discases such as chronic articular rheumatism, cancers, gingivitis, etc. Also provided are an intermediate for the compound and a process for producing the compound.
Claims8
A benzothiazin-3-one compound represented by the formula (1):
- wherein n is 3 or 4;
- R is an ethyl group or a hydrogen atom;
- and R1 is a halogen atom, an alkoxy group, a haloalkyl group or a haloalkoxy group, or a pharmaceutically acceptable salt thereof.
Dependencies are inferred from the claim text.