发明人林芳,王建平,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108732646 A, 授权公告日 2021-05-13.
发明人沈红梅,朱建伟,钱学锋. "Method for the Synthesis of 2-((E)-2-((E)-2-Chloro-3-((E)-2-(1,3,3-trimethylindolin-2-ylidene)ethylidene)cyclohex-1-en-1-yl)vinyl)-1,3,3-trimethyl-3H-indol-1-ium perchlorate" [P]. 中国发明专利, 专利号 CN 117572411 B, 授权公告日 2025-04-24.
发明人周伟,高志强,郑宇鹏. "A Process for Preparing High-Purity 2-((E)-2-((E)-2-Chloro-3-((E)-2-(1,3,3-trimethylindolin-2-ylidene)ethylidene)cyclohex-1-en-1-yl)vinyl)-1,3,3-trimethyl-3H-indol-1-ium perchlorate" [P]. 中国发明专利, 专利号 CN 116327891 A, 授权公告日 2017-03-01.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2012, 1750, (7), 7099-7111.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2015, 1861, (3), 8372-8390.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-((E)-2-((E)-2-Chloro-3-((E)-2-(1,3,3-trimethylindolin-2-ylidene)ethylidene)cyclohex-1-en-1-yl)vinyl)-1,3,3-trimethyl-3H-indol-1-ium perchlorate Using HRMS and NMR". J. Chromatogr. A, 2010, 301, (12), 316-339.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2015, 2132, (4), 7641-7665.