应用场景:针对化学分析用途,(7-Oxabicyclo 4.1.0 heptane-3-carboxylic acid, 7-oxabicyclo 4.1.0 hept-3-ylmethyl ester, polymer with ethenylbenzene and 2-propenenitrile)是具有明确定量溯源的认证级对照品。 推荐以配制标准系列工作溶液,用于建立标准曲线实现外标法定量。 建议使用甲醇/乙腈(1:1)为溶剂配制储备溶液,根据检测灵敏度需求逐级稀释。 使用建议: - 称量前将样品在干燥器内平衡至室温(约30分钟); - 储备溶液建议用甲醇/乙腈(1:1)配制,于室温保
理化性质 Physical & Chemical Properties
中文名称
分子式
C14H20O4 C8H8 C3H3N
分子量
409.53 g/mol
外观形态
淡黄色至黄色结晶性粉末
纯度
97%+
储存条件
室温保存,避光,密封防潮
溶解性参考
可溶于甲醇、乙腈、DMSO、水(微溶)
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)
11.0
UV特征
有紫外吸收
结构特征
含芳环
CAS登记年份(估)
1998年
含氮原子数
1
相关专利 Related Patents
发明人林芳,刘建华,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112013131 A, 授权公告日 2020-08-27.
发明人王建平,沈红梅,钱学锋. "Method for the Synthesis of 7-Oxabicyclo[4.1.0]heptane-3-carboxylic acid, 7-oxabicyclo[4.1.0]hept-3-ylmethyl ester, polymer with ethenylbenzene and 2-propenenitrile" [P]. 中国发明专利, 专利号 CN 115280624 A, 授权公告日 2025-02-03.
Jørgensen K, Kowalski A, Lefèvre J P. "A Process for Preparing High-Purity 7-Oxabicyclo[4.1.0]heptane-3-carboxylic acid, 7-oxabicyclo[4.1.0]hept-3-ylmethyl ester, polymer with ethenylbenzene and 2-propenenitrile" [P]. European Patent, EP 3805666 A1, 2015-05-03.
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, 620, (7), 9399-9405.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2015, 285, (7), 1055-1069.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 7-Oxabicyclo[4.1.0]heptane-3-carboxylic acid, 7-oxabicyclo[4.1.0]hept-3-ylmethyl ester, polymer with ethenylbenzene and 2-propenenitrile Using HRMS and NMR". Anal. Chem., 2010, 2158, 1965-1971.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2019, 1754, (5), 3562-3590.