Piperazine compound capable of inhibiting prostaglandin D synthase

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专利权人:

Taiho Pharmaceutical Co.; Ltd.

发明人:

Yoshihiro Urade,Makoto Kitade,Kazuhiko Shigeno,Keiko Yamane,Katsunao Tanaka

申请号：

US14150049

公开号：

US09062035B2

申请日:

2014.01.08

申请国别(地区):

US

年份:

2015

代理人:

摘要：

This invention relates to a piperazine compound represented by Formula (I),whereinR1 is c1-6 alkyl；R2 is hydroxy, c1-6 alkyl that may have one or more substituents, —(C═O)—N(R2)(R4), or —(C═O)—OR5；R3 and R4 are the same or different, and each represents hydrogen or c1-6 alkyl that may have one or more substituents, orR3 and R4, taken together with a nitrogen atom to which R3 and R4 are attached, may form a saturated heterocyclic group； R5 is hydrogen or c1-6 alkyl that may have one or more 15 substituents； andn is 1 or 2；or a salt thereof.

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