{[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid CAS 680986-99-6

{[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid

纯度 97%+现货药物标准品
CAS 号680986-99-6
分子式C15H11N3O3S
分子量313.33 g/mol
分类药物标准品 / 原料药标准品
库存状态现货

化学结构式 Structure

{[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid {[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid CAS 680986-99-6 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的{[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid({[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid)为药物标准品,CAS 登记号 680986-99-6,分子式 C15H11N3O3S,分子量 313.33。纯度 97%+。产品现货库存充足,可提供定制化规格与批次追踪服务。

{(4-cyano-1-oxo-1,5-dihydropyrido1,2-abenzimidazol-3-yl)methylthio}acetic acid(C15H11N3O3S)含有含氮杂环结构,酰胺类,含砜基,含羟基,含醚键。具有较强的吸湿性,羧基赋予其一定的酸性特征,这些物理化学性质直接决定了其标准溶液的最佳配制方案和储存策略。由于结构中存在共轭发色团,该化合物在200-400 nm区间具有显著的紫外吸收,便于HPLC-UV检测。 {(4-cyano-1-oxo-1,5-dihydropyrido1,2-abenzimidazol-3-yl)methylthio}acetic acid({(4-cyano-1-oxo-1,5-dihydropyrido1,2-abenzimidazol-3-yl)methylthio}acetic acid),CAS注册编号 680986-99-6,化学分子式为 C15H11N3O3S,分子量 313.33 g/mol。 本品适用于HPLC、GC、LC-MS/MS、GC-MS等主要色谱平台的定量分析,可作为

应用场景:针对化学分析用途,{ (4-cyano-1-oxo-1,5-dihydropyrido 1,2-a benzimidazol-3-yl)methyl thio}acetic acid({ (4-cyano-1-oxo-1,5-dihydropyrido 1,2-a benzimidazol-3-yl)methyl thio}acetic acid)是具有明确定量溯源的认证级对照品。 推荐以{ (4-cyano-1-oxo-1,5-dihydropyrido 1,2-a benzimidazol-3-yl)methyl thio}acetic acid配制标准系列工作溶液,用于建立标准曲线实现

理化性质 Physical & Chemical Properties

中文名称{[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid
分子式C15H11N3O3S
分子量313.33 g/mol
外观形态淡黄色至黄色结晶性粉末。(含硫化合物特征性气味)
纯度97%+
储存条件2-8°C冷藏保存,避光,密封防潮
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;具有吸湿性,开封后应立即密封
化合物类型药物标准品
子类原料药标准品
不饱和度(DBE)12.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1985年
含氮原子数3
含硫原子数1

相关专利 Related Patents

  1. Martínez F, Sørensen M, Lefèvre J P. "一种{[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid的合成方法" [P]. European Patent, EP 3341253 A1, 2018-07-03.
  2. Mueller T, Park J H, Thompson G K. "Method for the Synthesis of {[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid" [P]. US Patent, US 10473905 B2, 2024-09-23.
  3. 发明人黄志刚,朱建伟,马晓峰. "A Process for Preparing High-Purity {[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid" [P]. 中国发明专利, 专利号 CN 115073905 A, 授权公告日 2023-10-06.

参考文献 Literature

  1. Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of {[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid in Pharmaceutical Formulations". Chromatographia, 2018, 1368, 5283-5313.
  2. Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of {[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid as an Impurity". J. Pharm. Biomed. Anal., 2012, 1731, 6573-6594.
  3. Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of {[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid Using HRMS and NMR". Chemosphere, 2015, 1377, (9), 6194-6222.
  4. Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate {[(4-cyano-1-oxo-1,5-dihydropyrido[1,2-a]benzimidazol-3-yl)methyl]thio}acetic acid Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2023, 936, (5), 2830-2858.

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