Pharmaceutical agents for inhibiting the production of 20-HETE which participates in constriction or dilation of microvessels in major organs such as the kidneys and the cerebral blood vessels, or participates in causing cell proliferation are provided. The present invention relates to hydroxyamidine compounds represented by the formula:
1
wherein R
1
represents a group represented by the formula: R
2
—(CH
2
)
m
— (wherein R
2
represents a C
3-8
cycloalkyl group, a C
2-6
alkoxycarbonyl group, a C
2-10
alkenyl group, a C
2-6
alkynyl group, a substituted or non-substituted aryl group, or the like, and m is an integer of 1 to 8), a group represented by the formula: R
3
-A- (wherein R
3
represents a hydrogen atom, a C
1-6
alkoxy group, a C
3-8
cycloalkoxy group, or the like, and A represents a straight-chain C
2-10
alkylene group which may be substituted with a C
1-6
alkyl group or a trifluoromethyl group), or a C
3-8
cycloalkyl group, and X represents an oxygen atom or a sulfur atom,
or pharmaceutically acceptable salts thereof, and relates to medicines including the same as active ingredients.
本发明提供了用于抑制20-HETE产生的药物,20-HETE参与肾脏和脑血管等主要器官的微血管收缩或扩张,或参与细胞增殖的过程。本发明涉及由以下式子表示的羟基胺化合物:1其中R1表示以下式子表示的基团:R2—(
CH2)m—(其中R2表示C3-8环烷基,C2-6烷氧羰基基团,C2-10烯基基团,C2-6炔基基团,取代或未取代的芳基团等,m为1至8的整数),以下式子表示的基团:R3-A-(其中R3表示氢原子,C1-6烷氧基基团,C3-8环烷氧基基团等,A表示直链C2-10烷基基团,该基团可以被C1-6烷基基团或三
氟甲基基团取代),或C3-8环烷基,X表示氧原子或
硫原子,或其药学上可接受的盐,并涉及将其作为活性成分的药物。