发明人陈志强,沈红梅,徐明华. "Method for the Synthesis of 4-Chloro-2-(5-chloro-2,3-dihydro-1,3-benzothiazol-2-ylidene)-3-oxobutanenitrile" [P]. 中国发明专利, 专利号 CN 115718590 B, 授权公告日 2015-05-10.
发明人赵玉洁,罗永刚,张德明. "A Process for Preparing High-Purity 4-Chloro-2-(5-chloro-2,3-dihydro-1,3-benzothiazol-2-ylidene)-3-oxobutanenitrile" [P]. 中国发明专利, 专利号 CN 108966961 A, 授权公告日 2015-09-11.
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