发明人胡光,周伟,陈志强. "Method for the Synthesis of 4-Bromo-6-methyl-2-(pyridin-3-yl)-8H-chromeno[6,7-d]oxazol-8-one" [P]. 中国发明专利, 专利号 CN 117070836 B, 授权公告日 2021-08-01.
发明人林芳,马晓峰,胡光. "A Process for Preparing High-Purity 4-Bromo-6-methyl-2-(pyridin-3-yl)-8H-chromeno[6,7-d]oxazol-8-one" [P]. 中国发明专利, 专利号 CN 114399935 A, 授权公告日 2025-08-07.
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