申请人:Research Foundation Itsuu Laboratory
公开号:EP1357104A1
公开(公告)日:2003-10-29
Tropolone derivatives represented by the formula (I), which have retinoid actions and are useful as active ingredients of medicaments [R1 to R4 represent hydrogen atom, an alkyl group, or an alkoxyl group; the ring represented by Ar represents an aryl ring or a heteroaryl ring; X represents a single bond, -N=N-,-CON(R5)-, -(C=C)nCON(R6)-, -N(R7)CON(R8)-, -SO2N(R9)-, -N(R10)- (R5 to R9 represent hydrogen atom or an alkyl group, n represents 1 to 3, R10 represents hydrogen atom, an alkyl group, or an acyl group), an alkylene group, an aryldiyl group, or a heterocyclic diyl group; Y represents hydrogen atom, -OR11 (R11 represents hydrogen atom, an alkyl group, or an acyl group), -NHR12 (R12 represents hydrogen atom, an alkyl group, an acyl group, or amino group), or a halogen atom.
式(I)所代表的具有维甲酸作用并可用作药物活性成分的托勃龙衍生物 [R1 至 R4 代表氢原子、烷基或烷氧基;Ar 所代表的环代表芳基环或杂芳基环;X 代表单键、-N=N-、-CON(R5)-、-(C=C)nCON(R6)-、-N(R7)CON(R8)-、-SO2N(R9)-、-N(R10)-(R5 至 R9 代表氢原子或烷基,n 代表 1 至 3,R10 代表氢原子、烷基或酰基)、亚烷基、芳二基或杂环二基;Y 代表氢原子、-OR11(R11 代表氢原子、烷基或酰基)、-NHR12(R12 代表氢原子、烷基、酰基或氨基)或卤素原子。