发明人徐明华,张德明,林芳. "Method for the Synthesis of 1,4-Dioxa-8-azaspiro[5.5]undecane hydrochloride" [P]. 中国发明专利, 专利号 CN 114432356 A, 授权公告日 2021-12-09.
Yamamoto T, Thompson G K, Fischer A B. "A Process for Preparing High-Purity 1,4-Dioxa-8-azaspiro[5.5]undecane hydrochloride" [P]. US Patent, US 9874303 B2, 2025-03-11.
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