申请人:Nikken Chemicals Company, Limited
公开号:EP0933366A1
公开(公告)日:1999-08-04
A 5-phenyl-3-pyridazinone derivative having the formula (I)
wherein R1 represents an unsubstituted or substituted C1 to C8 alkyl group, C3 to C7 cycloalkyl group, or indanyl group; R2 represents a C1 to C4 alkyl group, R3 represents a hydrogen atom or an unsubstituted or substituted C1 to C5 alkyl group; a C3 to C7 cycloalkyl group; or an aryl group which may contain a heteroatom; R4 and R5 independently represent a hydrogen atom, C1 to C6 alkyl group, an unsubstituted or substituted phenyl, or a monocyclic aryl group which may contain a heteroatom; a dotted line represents a single or double bond, provided that when the dotted line represents a single bond; R6 represents a hydrogen atom or C1 to C6 alkyl group.
一种具有式(I)的 5-苯基-3-哒嗪酮衍生物
其中 R1 代表未取代或取代的 C1 至 C8 烷基、C3 至 C7 环烷基或茚基,R2 代表 C1 至 C4 烷基,R3 代表氢原子或未取代或取代的 C1 至 C5 烷基、C3 至 C7 环烷基或可含有杂原子的芳基;R4 和 R5 独立地代表氢原子、C1 至 C6 烷基、未取代或取代的苯基或可含有杂原子的单环芳基;虚线代表单键或双键,但当虚线代表单键时;R6 代表氢原子或 C1 至 C6 烷基。