发明人刘建华,马晓峰,张德明. "Method for the Synthesis of 6-Chloro-5H-benzo[a]phenoxazin-5-one" [P]. 中国发明专利, 专利号 CN 109199107 A, 授权公告日 2019-08-22.
发明人张德明,徐明华,王建平. "A Process for Preparing High-Purity 6-Chloro-5H-benzo[a]phenoxazin-5-one" [P]. 中国发明专利, 专利号 CN 109647823 A, 授权公告日 2018-03-09.
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