Yamamoto T, Williams B T, Kumar R. "一种的合成方法" [P]. US Patent, US 10131201 B2, 2015-11-07.
Kumar R, Chen K W, Thompson G K. "Method for the Synthesis of 5-Oxa-2-azaspiro[3.5]Nonan-8-ol hydrochloride" [P]. US Patent, US 9280017 B2, 2025-12-09.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2022, 793, 2147-2172.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 1499, (10), 4122-4149.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 5-Oxa-2-azaspiro[3.5]Nonan-8-ol hydrochloride Using HRMS and NMR". J. Chromatogr. A, 2024, 1776, (9), 6353-6383.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2018, 2451, (10), 7788-7792.