发明人张德明,周伟,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113086022 A, 授权公告日 2017-09-01.
发明人刘建华,张德明,郭海燕. "Method for the Synthesis of 5-(9H-Xanthen-9-yl)-1,3,4-oxadiazol-2-ol" [P]. 中国发明专利, 专利号 CN 112301112 B, 授权公告日 2021-04-27.
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