发明人韩伟,张德明,冯建国. "Method for the Synthesis of 306935-54-6
6-chloranyl-2H-chromene-3-carbonyl chloride
6-chloro-2H-1-benzopyran-3-carbonyl chloride
A820521" [P]. 中国发明专利, 专利号 CN 113780514 A, 授权公告日 2021-11-09.
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6-chloranyl-2H-chromene-3-carbonyl chloride
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