Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1982-05-03
1983-11-01
Daus, Donald G.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
544372, 544392, 549419, C07D29500, A01N 4348, A61K 31495, C07D40300, C07D24104
Patent
active
044130066
ABSTRACT:
A piperazine derivative of the formula: ##STR1## wherein R.sup.1 is hydrogen, alkyl (C.sub.1-8), alkyl (C.sub.1-4)-sulfonyl or an acyl group of the formula: R.sup.3 CO--(wherein R.sup.3 is hydrogen, alkyl (C.sub.1-7), halogenoalkyl (C.sub.1-4), alkoxy (C.sub.1-4)-carbonyl-alkyl (C.sub.1-4), cycloalkyl (C.sub.3-6), alkenyl (C.sub.2-5), alkoxy (C.sub.1-4), amino, alkyl (C.sub.1-4)-amino or anilino), R.sup.2 is hydrogen, alkyl (C.sub.1-4), alkoxy (C.sub.1-4)-carbonyl-alkyl (C.sub.1-4), carboxy-alkyl (C.sub.1-4), alkenyl (C.sub.2-5) or alkyl (C.sub.1-4)-sulfonyl, or R.sup.1 and R.sup.2 are combined together to form succinyl group, Ring A is phenyl, alkyl (C.sub.1-4)-phenyl or halogenophenyl, and n is an integer of 2 to 6, or a pharmaceutically acceptable acid addition salt thereof. The piperazine derivative (I) has an intracranial pressure-lowering activity. Said derivative also has a depressing effect on central nervous system.
REFERENCES:
patent: 4100282 (1978-07-01), Renth et al.
Gaino Mitsunori
Ishida Ryuichi
Kanno Takeshi
Shintomi Keiichi
Yamamura Michio
Bierman Jordan B.
Bierman Linda
Daus Donald G.
Gibson S. A.
Tanabe Seiyaku Co. Ltd.
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