发明人高志强,徐明华,唐晓军. "Method for the Synthesis of tert-Butyl 7-bromo-3-oxo-2,3-dihydrospiro[indene-1,4'-piperidine]-1'-carboxylate" [P]. 中国发明专利, 专利号 CN 113405048 A, 授权公告日 2021-08-01.
发明人刘建华,周伟,韩伟. "A Process for Preparing High-Purity tert-Butyl 7-bromo-3-oxo-2,3-dihydrospiro[indene-1,4'-piperidine]-1'-carboxylate" [P]. 中国发明专利, 专利号 CN 111590437 A, 授权公告日 2025-10-13.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2016, 382, (6), 2433-2457.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2015, 1859, (6), 5305-5321.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 7-bromo-3-oxo-2,3-dihydrospiro[indene-1,4'-piperidine]-1'-carboxylate Using HRMS and NMR". J. Agric. Food Chem., 2012, 2340, (7), 60-70.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2015, 1266, (3), 6155-6169.