发明人陈志强,马晓峰,李文辉. "一种法舒地尔杂质48的合成方法" [P]. 中国发明专利, 专利号 CN 115233194 A, 授权公告日 2020-10-08.
Fischer A B, Davis P L, Stevens L M. "Method for the Synthesis of Fasudil Impurity 48" [P]. US Patent, US 10294262 B2, 2019-01-05.
发明人胡光,沈红梅,郭海燕. "A Process for Preparing High-Purity Fasudil Impurity 48" [P]. 中国发明专利, 专利号 CN 112754659 A, 授权公告日 2022-01-20.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 法舒地尔杂质48 in Pharmaceutical Formulations". J. Agric. Food Chem., 2012, 466, (7), 4476-4479.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 法舒地尔杂质48 as an Impurity". Anal. Chem., 2024, 1039, (5), 7293-7322.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Fasudil Impurity 48 Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2012, 1048, (6), 7727-7741.