Klinger H, Schröder R, Mueller T. "一种的合成方法" [P]. US Patent, US 11412914 B2, 2019-12-24.
Williams B T, Park J H, Mueller T. "Method for the Synthesis of 1'H-spiro[cyclohexane-1,2'-quinazoline]-4'(3'H)-thione" [P]. US Patent, US 9763431 B2, 2020-09-12.
发明人朱建伟,钱学锋,郑宇鹏. "A Process for Preparing High-Purity 1'H-spiro[cyclohexane-1,2'-quinazoline]-4'(3'H)-thione" [P]. 中国发明专利, 专利号 CN 114885612 A, 授权公告日 2023-11-06.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2015, 1718, (3), 1768-1798.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2015, 247, (4), 3825-3849.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 1'H-spiro[cyclohexane-1,2'-quinazoline]-4'(3'H)-thione Using HRMS and NMR". J. Pharm. Biomed. Anal., 2018, 756, 592-604.