发明人赵玉洁,王建平,冯建国. "Method for the Synthesis of 2H,6H,7H-[1,3]dioxolo[4,5-f]quinazolin-7-one" [P]. 中国发明专利, 专利号 CN 108687363 B, 授权公告日 2019-11-05.
发明人周伟,韩伟,何建平. "A Process for Preparing High-Purity 2H,6H,7H-[1,3]dioxolo[4,5-f]quinazolin-7-one" [P]. 中国发明专利, 专利号 CN 113151497 A, 授权公告日 2018-05-02.
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