发明人张德明,周伟,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109385099 A, 授权公告日 2023-02-17.
Fischer A B, Yamamoto T, Schröder R. "Method for the Synthesis of 4-(2-Amino-3-methylbutanoyl)-2-piperazinonehydrochloride" [P]. US Patent, US 11361117 B2, 2018-05-16.
发明人黄志刚,马晓峰,杨光. "A Process for Preparing High-Purity 4-(2-Amino-3-methylbutanoyl)-2-piperazinonehydrochloride" [P]. 中国发明专利, 专利号 CN 117948003 A, 授权公告日 2022-07-21.
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