C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/272, 260/246
C07D 491/044 (2006.01) C07D 491/04 (2006.01) C07D 495/04 (2006.01) C07D 519/00 (2006.01)
Patent
CA 1237428
- 48 - ABSTRACT A novel [1] benzepino[3,4-b]pyridine derivative having antiulcer activity is represented by the formula (I): Image (I) wherein R1 represents a hydrogen atom, an alkyl group, a halogenated alkyl group, an alkoxy group or a halogen atom; R2 represents Z-?-(CH2)m-Y wherein Y represents an amino group, a substituted amino group, a heterocyclic group or a substituted heterocyclic group; Z represents a hydrogen atom, an alkyl group or an acyl group; and m is an integer of 1-3, Image wherein Z' represents a hydrogen atom or an alkyl group; Y has the same meaning as defined above, and n is 0, 1 or 2; or Image wherein Z and n have the same meanings: as defined above; X represents an oxygen atom or a sulfur atom. Also dis- closed are pharmaceutically acceptable acid addition salts of the compound represented by the formula (I).
457146
Kumazawa Toshiaki
Oiji Yoshimasa
Shuto Katsuichi
Tanaka Hiroshi
Goudreau Gage Dubuc
Kyowa Hakko Kogyo Co. Ltd.
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