发明人赵玉洁,王建平,林芳. "一种4-氨基-2-(氯甲基)-6-甲基呋喃并[2,3-d]嘧啶-5-甲酸乙酯的合成方法" [P]. 中国发明专利, 专利号 CN 111136121 A, 授权公告日 2017-07-15.
发明人罗永刚,赵玉洁,何建平. "Method for the Synthesis of Ethyl 4-Amino-2-(chloromethyl)-6-methylfuro[2,3-d]pyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 112085365 A, 授权公告日 2016-04-08.
发明人郭海燕,胡光,杨光. "A Process for Preparing High-Purity Ethyl 4-Amino-2-(chloromethyl)-6-methylfuro[2,3-d]pyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 113905619 A, 授权公告日 2020-06-28.
参考文献 Literature
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Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-氨基-2-(氯甲基)-6-甲基呋喃并[2,3-d]嘧啶-5-甲酸乙酯 as an Impurity". J. Chromatogr. A, 2018, 220, 8846-8859.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-Amino-2-(chloromethyl)-6-methylfuro[2,3-d]pyrimidine-5-carboxylate Using HRMS and NMR". Chemosphere, 2023, 526, (12), 3991-3997.