发明人沈红梅,林芳,朱建伟. "一种恩格列净杂质284的合成方法" [P]. 中国发明专利, 专利号 CN 114956494 A, 授权公告日 2025-08-22.
发明人唐晓军,张德明,韩伟. "Method for the Synthesis of Empagliflozin Impurity 284" [P]. 中国发明专利, 专利号 CN 113915877 A, 授权公告日 2017-02-04.
发明人张德明,王建平,周伟. "A Process for Preparing High-Purity Empagliflozin Impurity 284" [P]. 中国发明专利, 专利号 CN 108058527 B, 授权公告日 2020-09-04.
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 恩格列净杂质284 in Pharmaceutical Formulations". Talanta, 2020, 525, 3666-3677.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 恩格列净杂质284 as an Impurity". Sci. Total Environ., 2022, 1088, (8), 979-993.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Empagliflozin Impurity 284 Using HRMS and NMR". Molecules, 2013, 293, (3), 5080-5085.