发明人张德明,胡光,高志强. "Method for the Synthesis of (3AR,4S,6aR)-4-ethyl-3-methylenedihydrofuro[3,4-b]furan-2,6(3H,6aH)-dione" [P]. 中国发明专利, 专利号 CN 115544853 B, 授权公告日 2020-05-13.
发明人李文辉,赵玉洁,陈志强. "A Process for Preparing High-Purity (3AR,4S,6aR)-4-ethyl-3-methylenedihydrofuro[3,4-b]furan-2,6(3H,6aH)-dione" [P]. 中国发明专利, 专利号 CN 110706788 B, 授权公告日 2017-09-03.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2021, 2224, 2264-2291.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2022, 574, 6067-6094.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of (3AR,4S,6aR)-4-ethyl-3-methylenedihydrofuro[3,4-b]furan-2,6(3H,6aH)-dione Using HRMS and NMR". Anal. Methods, 2014, 1580, 8267-8280.