Herein is disclosed 6,7,8,9-tetrahydro-10-methylpyrido[1,2-a]indol-9-amines and derivatives, therapeutically acceptable acid addition salts thereof, processes for their preparation, methods of using the derivatives and pharmaceutical compositions. The derivatives are chemically novel agents with cerebroactive and cognition activating properties.
6,7,8,9-Tetrahydro-10-methylpyrido [1,2-a]indol-9-amines and derivatives thereof
申请人:AMERICAN HOME PRODUCTS CORPORATION
公开号:EP0228825A1
公开(公告)日:1987-07-15
Herein is disclosed 6,7,8,9-tetrahydro-10-methyl- pyrido[1,2-a]indol-9-amine derivatives of formula
and therapeutically acceptable acid addition salts thereof.
In the formula R is hydrogen, lower alkyl, halogen, alkoxy containing 1 to 4 carbon atoms, hydroxy, R' and R2 are independently selected from the group consisting of hydrogen, lower alkyl, cycloalkyl containing 3 to 7 carbon atoms, alkynyl containing 2 to 4 carbon atoms or R, and R2 are joined together to form a heterocyclic amine radical, selected from the group consisting of pyrrolidinyl, piperidinyl and morpholinyl, and R and R4 represent hydrogen, lower alkyl, or alkenyl, wherein lower alkyl and lower alkenyl contain 1 to 4 carbon atoms. Also disclosed are processes for the preparation of the derivatives, methods of using the derivatives and pharmaceutical compositions. The derivatives are chemically novel agents with cerebroactive and cognition activating properties.