发明人沈红梅,赵玉洁,钱学锋. "Method for the Synthesis of (16α)-21-(Acetyloxy)-16-methyl-pregna-1,4,9(11)-triene-3,20-dione" [P]. 中国发明专利, 专利号 CN 110777250 B, 授权公告日 2019-01-17.
发明人陈志强,韩伟,唐晓军. "A Process for Preparing High-Purity (16α)-21-(Acetyloxy)-16-methyl-pregna-1,4,9(11)-triene-3,20-dione" [P]. 中国发明专利, 专利号 CN 110382227 A, 授权公告日 2021-05-24.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2024, 2007, (10), 2032-2043.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2020, 516, (7), 1622-1626.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of (16α)-21-(Acetyloxy)-16-methyl-pregna-1,4,9(11)-triene-3,20-dione Using HRMS and NMR". Anal. Methods, 2021, 615, 9883-9903.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2024, 1492, (8), 3450-3476.