发明人郭海燕,徐明华,马晓峰. "Method for the Synthesis of (3AR,7aS)-7a-methylhexahydrobenzo[d]oxazol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 115754326 B, 授权公告日 2018-09-15.
发明人陈志强,朱建伟,高志强. "A Process for Preparing High-Purity (3AR,7aS)-7a-methylhexahydrobenzo[d]oxazol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 114205564 A, 授权公告日 2021-10-27.
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