发明人刘建华,朱建伟,李文辉. "Method for the Synthesis of Vapiprost - API Standards" [P]. 中国发明专利, 专利号 CN 116838197 A, 授权公告日 2023-07-25.
Patel M V, Chen K W, Hughes D C. "A Process for Preparing High-Purity Vapiprost - API Standards" [P]. US Patent, US 11286698 B2, 2024-04-25.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2018, 1516, (12), 8249-8268.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2022, 1214, (6), 5138-5150.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Vapiprost - API Standards Using HRMS and NMR". Sci. Total Environ., 2010, 2059, (10), 8622-8650.