发明人郭海燕,何建平,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113814086 A, 授权公告日 2023-12-06.
发明人沈红梅,王建平,孙丽萍. "Method for the Synthesis of 4-isopropyl-1-methyl-7-oxabicyclo[2.2.1]heptan-2-yl benzyl(tosyl)carbamate" [P]. 中国发明专利, 专利号 CN 111798725 B, 授权公告日 2023-06-02.
发明人胡光,杨光,何建平. "A Process for Preparing High-Purity 4-isopropyl-1-methyl-7-oxabicyclo[2.2.1]heptan-2-yl benzyl(tosyl)carbamate" [P]. 中国发明专利, 专利号 CN 110123840 A, 授权公告日 2023-01-01.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2011, 2027, 8211-8239.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2023, 930, (7), 5749-5767.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 4-isopropyl-1-methyl-7-oxabicyclo[2.2.1]heptan-2-yl benzyl(tosyl)carbamate Using HRMS and NMR". Biomed. Chromatogr., 2011, 882, (4), 4052-4078.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2020, 1535, 3343-3358.