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发明人黄志刚,徐明华,沈红梅. "Method for the Synthesis of Ethyl 2-hydrazino-4-phenylpyrimidine-5-carboxylate, 97%" [P]. 中国发明专利, 专利号 CN 111932996 A, 授权公告日 2019-05-15.
发明人赵玉洁,钱学锋,林芳. "A Process for Preparing High-Purity Ethyl 2-hydrazino-4-phenylpyrimidine-5-carboxylate, 97%" [P]. 中国发明专利, 专利号 CN 115981010 A, 授权公告日 2023-04-17.
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