发明人张德明,刘建华,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108888285 A, 授权公告日 2016-06-11.
发明人徐明华,黄志刚,沈红梅. "Method for the Synthesis of tert-butyl 2-(hydroxymethyl)-4-methyl-2,3-dihydro-1H-indole-1-carboxylate" [P]. 中国发明专利, 专利号 CN 112708180 A, 授权公告日 2017-08-13.
发明人张德明,周伟,沈红梅. "A Process for Preparing High-Purity tert-butyl 2-(hydroxymethyl)-4-methyl-2,3-dihydro-1H-indole-1-carboxylate" [P]. 中国发明专利, 专利号 CN 116181095 B, 授权公告日 2022-10-09.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2014, 2081, 3469-3494.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2012, 1308, 2741-2770.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of tert-butyl 2-(hydroxymethyl)-4-methyl-2,3-dihydro-1H-indole-1-carboxylate Using HRMS and NMR". Phytochemistry, 2013, 1412, 8974-8984.