发明人李文辉,郭海燕,周伟. "Method for the Synthesis of (S)-tert-Butyl 6-bromo-1-((R)-1,1-dimethylethylsulfinamido)-1,3-dihydrospiro[indene-2,4'-piperidine]-1'-carboxylate" [P]. 中国发明专利, 专利号 CN 108486182 B, 授权公告日 2024-05-04.
发明人孙丽萍,杨光,王建平. "A Process for Preparing High-Purity (S)-tert-Butyl 6-bromo-1-((R)-1,1-dimethylethylsulfinamido)-1,3-dihydrospiro[indene-2,4'-piperidine]-1'-carboxylate" [P]. 中国发明专利, 专利号 CN 111170733 A, 授权公告日 2025-02-05.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2024, 107, (6), 1059-1064.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2017, 119, (11), 7052-7073.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (S)-tert-Butyl 6-bromo-1-((R)-1,1-dimethylethylsulfinamido)-1,3-dihydrospiro[indene-2,4'-piperidine]-1'-carboxylate Using HRMS and NMR". Anal. Chem., 2019, 581, 2528-2553.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2023, 1586, 2108-2113.