2-cyclic amino-2-(1,2-benzisoxazol-3-yl)-acetic acid ester...

Details 2-cyclic amino-2-(1,2-benzisoxazol-3-yl)-acetic acid ester... 2-cyclic amino-2-(1,2-benzisoxazol-3-yl)-acetic acid ester...

C - Chemistry, Metallurgy

07

D

260/278.1, 260/2

C07D 413/14 (2006.01) C07D 413/12 (2006.01)

Patent

CA 1175048

Abstract of the Disclosure: The invention provides novel 2-cyclic amino-2-(1, 2-benzisoxazol-3-yl) acetic acid derivatives of the formula: Image (I) wherein R1 is hydrogen or a halogen atom, R2 is a lower alkyl group, Am is a 5- to 9-membered saturated cyclic amino group which may be substituted by a lower alkyl group, and the group: Image binds to the piperidine moiety at 3- or 4-position of the latter; and their pharmaceutically acceptable acid addition salts and quaternary ammonium salts. The invention also provides a process for their preparation, and pharmaceutical compositions containing these compounds. They have potent anticholinergic antispasmodic activity, while they are weak in side effects such as mydriasis, inhibition of salivary secretion and tachycardia.

410220

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