C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/238.6
C07D 281/10 (2006.01)
Patent
CA 1239400
- 1 - ABSTRACT OF DISCLOSURE This invention provides novel 9-chloro-1,5-benzothiazepine derivatives of the formula: (I) Image wherein R1 is hydrogen or lower alkanoyl, or a salt thereof. These derivatives (I) and their salts are useful as an intermediate in the synthesis of novel 5-alkyl-9-chloro- 1,5-benzothiazepine derivatives which show potent hypotensive activity and potent cerebral or coronary vasodilating activity.
523173
Nagao Taku
Nakajima Hiromichi
Oh-Ishi Tokuro
Takeda Mikio
Kirby Eades Gale Baker
Tanabe Seiyaku Co. Ltd.
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