Kumar R, Chen K W, Mueller T. "一种5-OXOOCTAHYDROPENTALENE-2-CARBOXYLIC ACID的合成方法" [P]. US Patent, US 9194903 B2, 2023-08-25.
Lefèvre J P, Nielsen H, Schröder R. "Method for the Synthesis of 5-OXOOCTAHYDROPENTALENE-2-CARBOXYLIC ACID" [P]. European Patent, EP 3581027 A1, 2023-05-17.
Johnson M A, Schröder R, Anderson J P. "A Process for Preparing High-Purity 5-OXOOCTAHYDROPENTALENE-2-CARBOXYLIC ACID" [P]. US Patent, US 9376456 B2, 2023-02-02.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of 5-OXOOCTAHYDROPENTALENE-2-CARBOXYLIC ACID in Pharmaceutical Formulations". Phytochemistry, 2010, 136, 9376-9393.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-OXOOCTAHYDROPENTALENE-2-CARBOXYLIC ACID as an Impurity". Biomed. Chromatogr., 2013, 612, 5528-5536.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 5-OXOOCTAHYDROPENTALENE-2-CARBOXYLIC ACID Using HRMS and NMR". Anal. Methods, 2020, 1611, 2521-2536.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate 5-OXOOCTAHYDROPENTALENE-2-CARBOXYLIC ACID Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2020, 2072, (12), 267-278.