Rossi M, Martínez F, Johansson L. "一种的合成方法" [P]. European Patent, EP 3468026 A1, 2018-12-20.
Fischer A B, Anderson J P, Mueller T. "Method for the Synthesis of N-(3,4-Dimethoxyphenyl)morpholine-4-carboxamide" [P]. US Patent, US 9983954 B2, 2021-01-13.
发明人韩伟,林芳,罗永刚. "A Process for Preparing High-Purity N-(3,4-Dimethoxyphenyl)morpholine-4-carboxamide" [P]. 中国发明专利, 专利号 CN 108167509 B, 授权公告日 2018-11-02.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2014, 442, (3), 9330-9337.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2010, 432, 5686-5698.