Thompson G K, Kumar R, Williams B T. "一种的合成方法" [P]. US Patent, US 9770529 B2, 2023-11-15.
发明人张德明,马晓峰,黄志刚. "Method for the Synthesis of 2-(1,4-Dioxa-8-azaspiro[4.5]decan-8-yl)-7-(o-tolyl)thieno[3,2-d]pyrimidin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 109743158 B, 授权公告日 2025-07-12.
Stevens L M, Brown S R, Johnson M A. "A Process for Preparing High-Purity 2-(1,4-Dioxa-8-azaspiro[4.5]decan-8-yl)-7-(o-tolyl)thieno[3,2-d]pyrimidin-4(3H)-one" [P]. US Patent, US 11007247 B2, 2022-08-17.
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, 2023, 1671, (2), 6762-6770.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2019, 1584, (2), 255-265.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2-(1,4-Dioxa-8-azaspiro[4.5]decan-8-yl)-7-(o-tolyl)thieno[3,2-d]pyrimidin-4(3H)-one Using HRMS and NMR". Anal. Methods, 2021, 191, 219-229.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2017, 2256, 5062-5081.