An optically active 4-phenylthiazole derivative having a thrombopoietin receptor agonist activity and a pharmaceutical composition containing the present compound as an active ingredient are created, and a platelet production regulating agent which can be orally administered is provided.
Disclosed is a pharmaceutical composition containing, as an active ingredient, an optically active compound represented by the formula:
wherein, R
1
is a halogen atom or C1-C8 alkyloxy; R
2
is C1-C8 alkyl; R
3
is C1-C8 alkyl; R
4
and R
5
are each independently a fluorine atom or chlorine atom; R
6
is C1-C3 alkyl or C1-C3 alkyloxy; * indicates that a carbon atom marked with an asterisk is an asymmetric carbon,
a pharmaceutically acceptable salt thereof, or a solvate thereof.
创造了一种具有血小板生成素受体激动剂活性的光学活性
4-苯基噻唑衍
生物和含有该化合物作为活性成分的制药组合物,并提供了一种可以口服的调节血小板生成的药物。本发明揭示了一种制药组合物,其含有以下式子所表示的光学活性化合物作为活性成分:其中,R1是卤素原子或C1-C8烷氧基;R2是C1-C8烷基;R3是C1-C8烷基;R4和R5分别独立地是
氟原子或
氯原子;R6是C1-C3烷基或C1-C3烷氧基;*表示带星号的碳原子是不对称碳原子,其药学上可接受的盐或其溶剂化物。