发明人张德明,钱学锋,胡光. "Method for the Synthesis of 5-Methylisoxazole-3-carboxylic acid
5-methyl-1,2-oxazole-3-carboxylic acid
5-methyl-3-isoxazolecarboxylic acid
5-methyl-isoxazole-3-carboxylic acid
3405-77-4" [P]. 中国发明专利, 专利号 CN 114438821 A, 授权公告日 2015-01-21.
发明人徐明华,林芳,刘建华. "A Process for Preparing High-Purity 5-Methylisoxazole-3-carboxylic acid
5-methyl-1,2-oxazole-3-carboxylic acid
5-methyl-3-isoxazolecarboxylic acid
5-methyl-isoxazole-3-carboxylic acid
3405-77-4" [P]. 中国发明专利, 专利号 CN 112689070 A, 授权公告日 2022-01-09.
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