申请人:——
公开号:US20040030131A1
公开(公告)日:2004-02-12
A compound of the formula in which R1 and R2 are each hydrogen or C1-4 alkyl, or R1 and R2 together with the nitrogen atom to which they are attached form an azetidinyl, pyrrolidinyl, piperidinyl, piperazinyl or morpholino group, said group being optionally substituted with 1 to 3 substituents selected from C1-4 alkyl, hydroxymethyl, C1-4 alkoxymethyl and amido, R3 is a naphthyl, indolyl, benzothienyl, benzofuranyl, benzothiazolyl, quinolinyl or isoquinolinyl group, said group being optionally substituted, and n is 1 or 2; and m is 0 or 1, provided that when m is 1 then n is 1; or a salt or ester thereof.
该化合物的结构式为R1和R2分别为氢或C1-4烷基,或者R1和R2与它们连接的氮原子一起形成一个氮杂环丙烷基、吡咯烷基、哌啶基、哌嗪基或吗啉基,该基团可选地用1至3个来自C1-4烷基、羟甲基、C1-4烷氧甲基和酰胺的取代基取代,R3为萘基、吲哚基、苯并噻吩基、苯并呋喃基、苯并噻唑基、喹啉基或异喹啉基,该基团可选地取代,n为1或2;m为0或1,但当m为1时n为1;或其盐或酯。