发明人郭海燕,胡光,朱建伟. "Method for the Synthesis of 2-[[5-(Ethoxymethyl)-1,3,4-thiadiazol-2-yl]amino]-2-oxoacetic acid" [P]. 中国发明专利, 专利号 CN 113475552 A, 授权公告日 2023-08-17.
发明人王建平,钱学锋,周伟. "A Process for Preparing High-Purity 2-[[5-(Ethoxymethyl)-1,3,4-thiadiazol-2-yl]amino]-2-oxoacetic acid" [P]. 中国发明专利, 专利号 CN 109684974 A, 授权公告日 2020-09-02.
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