C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/542.7
C07C 311/37 (2006.01) A61K 31/18 (2006.01)
Patent
CA 1282077
ABSTRACT OF THE DISCLOSURE A novel process is disclosed for the production of substituted phenethylamine derivatives of the formula: Image wherein R1 represents a lower alkyl group, a lower alkoxy group, or a hydroxyl group; R2 represents a hydrogen atom, or a lower alkyl group;R3 represents a hydrogen atom or a lower alkyl group; and R4 represents a hydrogen atom, a lower alkyl group, a lower alkoxy group, or a hydroxyl group. These compounds exhibit .alpha.-adrenergic blocking action and are useful as antihypertensive agents and agents for the treatment of congestive heart failure.
515041
Fujikura Takashi
Niigata Kunihiro
Astellas Pharma Inc.
Johnson Douglas S. Q.c.
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