Zhuhai United Laboratories Co., Ltd.

Wuxi Fortune Pharmaceutical Co., Ltd

Xuejian Zheng

Weiwei Mao

Shuhui Chen

Jian Li

Hao Wu

Guoping Hu

Changqing Wei

Wenyuan Qian

Qiang Guo

Yonggang Liao

Disclosed are a [1,2,4]triazolo[1,5-a]pyridine compound as JAK inhibitor and an application thereof in preparing a drug for treating a disease related to JAK1 or/and TYK2. Specifically, the present invention relates to a compound represented by formula (I), or an isomer or pharmaceutically acceptable salt thereof. (I)

[1,2,4]triazolo[1,5-a]pyridine compound as JAK inhibitor and use thereof

Disclosed in the present application are a class of compounds as JAK inhibitors and use thereof in the preparation of medicaments for treating JAK and TYK2 related diseases. Specifically, a compound represented by formula (I), an isomer thereof or a pharmaceutically acceptable salt thereof is disclosed.

JAK inhibitor and use thereof

The present invention discloses crystal forms and salt forms of a 7H-pyrrolo[2,3-d]pyrimidine compounds and preparation methods thereof, and further discloses use of the crystal forms and the salt forms in the manufacture of a medicament for treating arthritis.

Crystal forms and salt forms of 7h-pyrrolo[2,3-d]pyrimidine compounds and preparation method thereof

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Jiangsu, China

Xuejian Zheng