Lee S K, Chen K W, Kumar R. "一种的合成方法" [P]. US Patent, US 9791994 B2, 2022-06-11.
发明人张德明,钱学锋,郑宇鹏. "Method for the Synthesis of 4-Amino-2-mercapto-5-(4-phenyl-2-thiazolyl)-3-azaspiro[5.5]undeca-1,3-diene-1-carbonitrile" [P]. 中国发明专利, 专利号 CN 115424962 A, 授权公告日 2022-03-07.
Roberts E F, Schröder R, Davis P L. "A Process for Preparing High-Purity 4-Amino-2-mercapto-5-(4-phenyl-2-thiazolyl)-3-azaspiro[5.5]undeca-1,3-diene-1-carbonitrile" [P]. US Patent, US 10283816 B2, 2021-12-23.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2019, 1929, 8135-8138.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2013, 940, 1042-1066.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-Amino-2-mercapto-5-(4-phenyl-2-thiazolyl)-3-azaspiro[5.5]undeca-1,3-diene-1-carbonitrile Using HRMS and NMR". Molecules, 2025, 572, (9), 8608-8637.