发明人周伟,马晓峰,刘建华. "Method for the Synthesis of methyl 4-(2-chloroacetyl)-3,4-dihydro-2H-1,4-benzoxazine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117783936 B, 授权公告日 2021-02-18.
Schröder R, Klinger H, Thompson G K. "A Process for Preparing High-Purity methyl 4-(2-chloroacetyl)-3,4-dihydro-2H-1,4-benzoxazine-2-carboxylate" [P]. US Patent, US 11792272 B2, 2018-02-23.
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