发明人罗永刚,孙丽萍,张德明. "一种苄丝肼杂质40的合成方法" [P]. 中国发明专利, 专利号 CN 114374454 A, 授权公告日 2017-11-15.
发明人郭海燕,赵玉洁,林芳. "Method for the Synthesis of Benserazide impurity 40" [P]. 中国发明专利, 专利号 CN 110635927 A, 授权公告日 2020-10-10.
发明人罗永刚,徐明华,马晓峰. "A Process for Preparing High-Purity Benserazide impurity 40" [P]. 中国发明专利, 专利号 CN 116875267 A, 授权公告日 2020-03-23.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 苄丝肼杂质40 in Pharmaceutical Formulations". Environ. Sci. Technol., 2010, 2017, 2207-2234.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 苄丝肼杂质40 as an Impurity". Phytochemistry, 2014, 988, (9), 7893-7911.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Benserazide impurity 40 Using HRMS and NMR". Chemosphere, 2014, 1091, 9287-9300.