发明人沈红梅,周伟,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113829706 A, 授权公告日 2017-01-06.
发明人何建平,王建平,林芳. "Method for the Synthesis of Phenacetin Impurity 13" [P]. 中国发明专利, 专利号 CN 111071502 B, 授权公告日 2025-12-22.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2010, 1757, (12), 9268-9274.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2010, 1763, (4), 3588-3607.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Phenacetin Impurity 13 Using HRMS and NMR". Chromatographia, 2015, 1160, 9496-9509.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2025, 1944, 5908-5929.