Paraquat dichloride hydrate PESTANAL(R), analytical standard
分子式
C12H14N2 2*Cl H2O
分子量
239.72 g/mol
外观形态
类白色至淡黄色低熔点固体。(具有轻微卤代物特征气味)
纯度
97%+
储存条件
2-8°C冷藏保存,避光,密闭保存防止挥发
溶解性参考
可溶于DMSO、DMF、甲醇
稳定性
空气中长期暴露可能发生缓慢氧化;对光敏感,应避免强光直射
化合物类型
药物标准品
子类
原料药标准品
不饱和度(DBE)
5.5
UV特征
有紫外吸收
结构特征
含芳环
CAS登记年份(估)
1989年
卤素含量
Cl取代
含氮原子数
2
相关专利 Related Patents
Fischer A B, Williams B T, Kumar R. "一种Paraquat dichloride hydrate PESTANAL(R), analytical standard的合成方法" [P]. US Patent, US 10941754 B2, 2015-08-03.
发明人刘建华,何建平,唐晓军. "Method for the Synthesis of Paraquat dichloride hydrate PESTANAL(R), analytical standard" [P]. 中国发明专利, 专利号 CN 115555801 A, 授权公告日 2018-08-02.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of Paraquat dichloride hydrate PESTANAL(R), analytical standard in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2022, 2064, 3107-3122.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of Paraquat dichloride hydrate PESTANAL(R), analytical standard as an Impurity". Phytochemistry, 2019, 1819, (9), 474-486.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Paraquat dichloride hydrate PESTANAL(R), analytical standard Using HRMS and NMR". J. Chromatogr. A, 2024, 2146, 4068-4080.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Paraquat dichloride hydrate PESTANAL(R), analytical standard Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2017, 578, (7), 8848-8858.