发明名称 |
Benzimidazoline-2-oxo-1-carboxylic acid compounds useful as 5-HT receptor antagonists |
摘要 |
New pharmacologically active benzimidazoline-2-oxo-1-carboxylic acid derivatives which are 5-HT receptor antagonists useful as antiemetic agents and as gastric prokinetic agents of the following formula: <IMAGE> (I) wherein R is hydrogen, C1-6 alkyl, C2-6 alkenyl or C2-6 alkynyl; R1 is hydrogen; R2 is hydrogen, halogen or C1-6 alkoxy; Y is oxygen or N-R3 in which R3 is hydrogen; A is a group selected from: <IMAGE> (a) <IMAGE> (b) <IMAGE> (c) <IMAGE> (d) wherein p is 1; r is 0, 2 or 3: R4 is hydrogen; R5 is hydrogen, C1-6 alkyl, or R5 is a group of the formula -CR6=N-R7 wherein R6 is hydrogen, C1-4 alkyl or amino and R7 is hydrogen or C1-6 alkyl; or a pharmaceutically acceptable acid addition salt thereof. The processes for the preparation of the compounds of formula (I) as well as pharmaceutical compositions contained in them are also described.
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申请公布号 |
US5223511(A) |
申请公布日期 |
1993.06.29 |
申请号 |
US19920845891 |
申请日期 |
1992.03.04 |
申请人 |
BOEHRINGER INGELHEIM ITALIA S.P.A. |
发明人 |
TURCONI, MARCO;DONETTI, ARTURO;MONTAGNA, ERNESTO;NICOLA, MASSIMO;UBERTI, ANNAMARIA;MICHELETTI, ROSAMARIA;GIACHETTI, ANTONIO |
分类号 |
C07D401/12;C07D451/12;C07D451/14;C07D453/02;C07D453/06;C07D487/08 |
主分类号 |
C07D401/12 |
代理机构 |
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