发明人韩伟,郭海燕,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114639241 A, 授权公告日 2016-10-14.
发明人徐明华,沈红梅,何建平. "Method for the Synthesis of (E)-{[3-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethoxy)phenyl]methylidene}(methyl)oxidoazanium" [P]. 中国发明专利, 专利号 CN 109778432 A, 授权公告日 2016-05-05.
发明人赵玉洁,马晓峰,王建平. "A Process for Preparing High-Purity (E)-{[3-(2-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}ethoxy)phenyl]methylidene}(methyl)oxidoazanium" [P]. 中国发明专利, 专利号 CN 117642004 B, 授权公告日 2023-04-12.
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