Fischer A B, Schröder R, Williams B T. "一种孕烯诺龙杂质8的合成方法" [P]. US Patent, US 9890399 B2, 2023-10-21.
发明人刘建华,韩伟,唐晓军. "Method for the Synthesis of Pregnenolone Impurity 8" [P]. 中国发明专利, 专利号 CN 108781064 A, 授权公告日 2022-04-18.
发明人高志强,韩伟,马晓峰. "A Process for Preparing High-Purity Pregnenolone Impurity 8" [P]. 中国发明专利, 专利号 CN 114690769 A, 授权公告日 2016-10-03.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of 孕烯诺龙杂质8 in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2017, 1460, 5825-5840.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of 孕烯诺龙杂质8 as an Impurity". Chemosphere, 2019, 202, 8254-8269.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Pregnenolone Impurity 8 Using HRMS and NMR". Environ. Sci. Technol., 2011, 632, (7), 1994-2006.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 孕烯诺龙杂质8 Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2017, 1771, 797-821.