Schröder R, Martínez F, Sørensen M. "Method for the Synthesis of tert-butyl (3R)-4-[6-[(5-chloro-2-methoxy-3-pyridyl)amino]-3-pyridyl]-3-methyl-piperazine-1-carboxylate" [P]. European Patent, EP 3161991 A1, 2018-08-24.
发明人王建平,韩伟,赵玉洁. "A Process for Preparing High-Purity tert-butyl (3R)-4-[6-[(5-chloro-2-methoxy-3-pyridyl)amino]-3-pyridyl]-3-methyl-piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113500893 B, 授权公告日 2019-01-12.
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