发明人张德明,钱学锋,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109453106 A, 授权公告日 2025-05-17.
发明人罗永刚,李文辉,韩伟. "Method for the Synthesis of 9-Imino-3-oxa-9l6-thiaspiro[5.5]undecane 9-oxide" [P]. 中国发明专利, 专利号 CN 110751177 B, 授权公告日 2024-03-28.
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