发明人黄志刚,赵玉洁,张德明. "Method for the Synthesis of rac-Clemastine Fumarate EP Impurity B HCl" [P]. 中国发明专利, 专利号 CN 109499310 A, 授权公告日 2021-02-20.
Anderson J P, Park J H, Lee S K. "A Process for Preparing High-Purity rac-Clemastine Fumarate EP Impurity B HCl" [P]. US Patent, US 11650334 B2, 2024-11-27.
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