Pyrazine-2(1H)-ketone compound preparation method

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United States of America Patent

PATENT NO 11535609
APP PUB NO 20220380350A1
SERIAL NO

17633293

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Abstract

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Provided are preparation methods for the chemical compound represented by formula (I) and an intermediate thereof.

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Patent Owner(s)

  • ZHANGZHOU PIEN TZE HUANG PHARMACEUTICAL CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Shuhui Shanghai, CN 294 221
Fu, Zhifei Shanghai, CN 12 12
Huang, Jinming Zhangzhou, CN 26 36
Li, Jian Shanghai, CN 934 3509
Lin, Jinxia Zhangzhou, CN 5 0
Luo, Miaorong Shanghai, CN 10 7
Yang, Limei Zhangzhou, CN 15 9
Yu, Juan Zhangzhou, CN 38 594
Zeng, Jinxiang Zhangzhou, CN 4 1
Zhang, Yang Shanghai, CN 780 4105

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