发明人徐明华,黄志刚,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108705474 A, 授权公告日 2015-06-22.
发明人陈志强,韩伟,黄志刚. "Method for the Synthesis of Methyl 7-chloro-3-methyl-1-oxoisochromane-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116667765 A, 授权公告日 2020-12-10.
发明人韩伟,郭海燕,马晓峰. "A Process for Preparing High-Purity Methyl 7-chloro-3-methyl-1-oxoisochromane-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112927238 A, 授权公告日 2016-06-10.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2015, 2254, 9888-9899.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2022, 1703, (1), 3553-3565.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 7-chloro-3-methyl-1-oxoisochromane-3-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2013, 1721, (12), 7052-7068.