发明人高志强,张德明,孙丽萍. "Method for the Synthesis of Valsartan Gene Toxin Impurity 1" [P]. 中国发明专利, 专利号 CN 115843479 A, 授权公告日 2017-01-19.
发明人沈红梅,赵玉洁,陈志强. "A Process for Preparing High-Purity Valsartan Gene Toxin Impurity 1" [P]. 中国发明专利, 专利号 CN 110707380 A, 授权公告日 2025-10-27.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of 缬沙坦基因毒素杂质1 in Pharmaceutical Formulations". Chromatographia, 2022, 676, 900-919.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of 缬沙坦基因毒素杂质1 as an Impurity". J. Agric. Food Chem., 2011, 1974, (4), 7273-7300.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Valsartan Gene Toxin Impurity 1 Using HRMS and NMR". Anal. Chem., 2013, 468, (12), 7310-7325.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate 缬沙坦基因毒素杂质1 Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2010, 522, (3), 2058-2074.