申请人:Kagoshima University
公开号:EP3932490A1
公开(公告)日:2022-01-05
This invention relates to an antipruritic agent comprising a compound represented by the following formula (I) or (II),
wherein R1 is a hydrogen atom, a C1-6-alkyl group, a C1-6-alkoxy group, a C2-6-alkenyloxy group, a halogen atom, a C1-6-haloalkyl group, a C1-6-haloalkoxy group, or a substituted or unsubstituted phenyl group; R2 is a hydrogen atom, a C1-6-alkyl group, a C1-6-alkoxy group, a C2-6-alkenyloxy group, a halogen atom, a C1-6-haloalkyl group, a C1-6-haloalkoxy group, or a substituted or unsubstituted phenyl group; and R is an indazolyl group substituted with a halogen atom; a substituted or unsubstituted phenyl group; a pyrazolyl group; or a substituted or unsubstituted aralkyl group;
or a salt thereof, or a solvate thereof.
本发明涉及一种由下式(I)或(II)代表的化合物组成的止痒剂、
其中 R1 是氢原子、C1-6-烷基、C1-6-烷氧基、C2-6-烯氧基、卤素原子、C1-6-卤代烷基、C1-6-卤代烷氧基或取代或未取代的苯基;R2 是氢原子、C1-6-烷基、C1-6-烷氧基、C2-6-烯氧基、卤素原子、C1-6-卤代烷基、C1-6-卤代烷氧基或取代或未取代的苯基;以及 R 是被卤素原子取代的吲唑基、取代或未取代的苯基、吡唑基或取代或未取代的芳烷基;
或其盐或其溶液。