发明人张德明,胡光,罗永刚. "Method for the Synthesis of tert-butyl N-[8-(trifluoromethanesulfonyloxy)-3,4-dihydro-2H-1-benzopyran-3-yl]carbamate" [P]. 中国发明专利, 专利号 CN 110383746 A, 授权公告日 2017-03-15.
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