申请人:Nissan Chemical Industries, Ltd.
公开号:US07781483B2
公开(公告)日:2010-08-24
This invention relates to benzopyran compounds of formula (I)
wherein X is NR6, Y is a bond, SO or SO2, Z is C1-4alkyl group or phenyl group, W is hydrogen atom, hydroxy group, C1-6 alkoxy group, a halogen atom, C1-4alkyl group or C1-6alkylsulfonylamino group, R1 and R2 are independently of each other C1-3alkyl group, R3 is hydrogen atom, hydroxy group or methoxy group, m is an integer of 0 to 4, n is an integer of 0 to 4, V is a single bond, CR7R8, NR9, O, S, SO or SO2, R4 is hydrogen atom or C1-6alkyl group, R5 is hydrogen atom, C1-6alkyl group, C3-8cycloalkyl group, C3-8cycloalkenyl group, C6-14aryl group or C2-9heteroaryl group. These compounds are useful as an anti-arrhythmic agent.
本发明涉及公式(I)的苯并吡喃化合物,其中X为NR6,Y为键,SO或SO2,Z为C1-4烷基或苯基,W为氢原子,羟基,C1-6烷氧基,卤原子,C1-4烷基或C1-6烷基磺酰氨基,R1和R2分别为C1-3烷基,R3为氢原子,羟基或甲氧基,m为0至4的整数,n为0至4的整数,V为单键,CR7R8,NR9,O,S,SO或SO2,R4为氢原子或C1-6烷基,R5为氢原子,C1-6烷基,C3-8环烷基,C3-8环烯基,C6-14芳基或C2-9杂环芳基。这些化合物可用作抗心律失常剂。