N-(5-Methoxybentofuran-2-ylcarbonyl)-N'-benzylpiperazin und Verfahren zu dessen Herstellung
申请人:HOECHST AKTIENGESELLSCHAFT
公开号:EP0018360B1
公开(公告)日:1981-09-30
US4221793A
申请人:——
公开号:US4221793A
公开(公告)日:1980-09-09
[EN] CYCLIC DIAMINE N,N'-DISUBSTITUTED AND PROCESS FOR PREPARING THE SAME
申请人:——
公开号:WO1979000426A1
公开(公告)日:1979-07-12
(EN) Compound having the formula (FORMULA) or its salts of addition of acids physiologically acceptable and process for its preparation, wherein is reacted: a) N-benzylpiperazine and 5-methoxy-benzofurane-2-carboxylic acid, a1) at a higher temperature and without using a condensing agent or a2) at a temperature of at least 15 C in presence of appropriate condensing agents, b) N-benzylpiperazine with an activated sub-product of 5-methoxybenzofurane-2-carboxylic acid or c) N-(5-methoxy-2-benzofuroyl)-piperazine with a benzyl halide, an alkyl-sulfonate of benzyl or an aryl-sulfonate of benzyl. Medicine, containing the above compound. (FR) Compose de formule: (FORMULE) ou ses sels d"addition d"acides physiologiquement acceptables et procede de sa preparation, dans lequel l"on fait reagir: a) la N-benzylpiperazine et l"acide 5-methoxy-benzofurane-2-carboxylique, a1) a temperature plus elevee et sans utiliser un agent de condensation ou, a2) a une temperature d"au moins 15 C. en presence d"agents de condensation appropries ou b) la N-benzylpiperazine avec un derive active de l"acide 5-methoxy-benzofurane-2-carboxylique ou c) la N-(5-methoxy-2-benzofuroyl)-piperazine avec une halogenure de benzyle, un alcoyl-sulfonate de benzyle ou un aryl-sulfonate de benzyle. Medicament contenant le compose ci-dessus.
N,N'-Disubstituted piperazine derivative
申请人:Hoechst Aktiengesellschaft
公开号:US04221793A1
公开(公告)日:1980-09-09
A compound of the formula ##STR1## or its acid addition salt with a physiologically compatible acid, a process for its preparation by a reaction selected from the group consisting of (a) reacting N-benzyl-piperazine and 5-methoxycumarilic acid (a1) at an elevated temperature in the absence of a condensation agent, (a2) at a temperature of at least 15.degree. C. in the presence of a condensation agent; (b) reacting N-benzyl-piperazine with an activated derivative of 5-methoxy-cumarilic acid; (c) N-(5-methoxycumaroyl)-piperazine with a benzyl compound selected from the group consisting of benzyl halide, benzylalkyl sulfonate and benzyl-aryl sulfonate and a pharmaceutical composition containing said compounds.