发明人周伟,马晓峰,林芳. "一种3-甲基吡唑-5-甲酸乙酯的合成方法" [P]. 中国发明专利, 专利号 CN 112544605 A, 授权公告日 2019-10-23.
发明人韩伟,杨光,黄志刚. "Method for the Synthesis of 3-methyl-1h-pyrazole-5-carboxylic acid ethyl ester
4027-57-0
5-Methyl-2H-pyrazole-3-carboxylic acid ethyl ester
ethyl 3-methyl-1h-pyrazole-5-carboxylate
ethyl 3-methyl-5-pyrazolecarboxylate
ethyl 3-methylpyrazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 116834069 B, 授权公告日 2023-07-02.
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