5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid CAS 879151-90-3

5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid

纯度 97%+现货药物标准品
CAS 号879151-90-3
分子式C14H15NO4
分子量261.27 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

5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid 5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid CAS 879151-90-3 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid(5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid)为药物标准品,CAS 登记号 879151-90-3,分子式 C14H15NO4,分子量 261.27。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。

与同类药物标准品相比,5-ethoxy-2-methyl-3,8-dihydro-2H-furo3,2-gindole-7-carboxylic acid的分子量为261.27 g/mol这一特征使其在色谱分离条件和质谱检测参数设置上具有独特性。 化学式为 C14H15NO4 的5-ethoxy-2-methyl-3,8-dihydro-2H-furo3,2-gindole-7-carboxylic acid(5-ethoxy-2-methyl-3,8-dihydro-2H-furo3,2-gindole-7-carboxylic acid),其CAS登记号是 879151-90-3,分子量为 261.27 g/mol。 依据分子式为 C14H15NO4 的5-ethoxy-2-methyl-3,8-dihydro-2H-furo3,2-gindole-7-carboxylic acid结构特征,其分子内含含氮杂环结构,酰胺类,含羟基,含醚键,这意味着该化合物在紫外光谱中会呈现特征性的吸收带。分子量 261.27 g/mol 这一参数对质谱检测中的分子离子峰识别具有

应用场景:5-ethoxy-2-methyl-3,8-dihydro-2H-furo 3,2-g indole-7-carboxylic acid(5-ethoxy-2-methyl-3,8-dihydro-2H-furo 3,2-g indole-7-carboxylic acid)作为药物标准品,在化学分析分析领域承担着重要的角色。 推荐以5-ethoxy-2-methyl-3,8-dihydro-2H-furo 3,2-g indole-7-carboxylic acid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

理化性质 Physical & Chemical Properties

中文名称5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid
分子式C14H15NO4
分子量261.27 g/mol
外观形态淡黄色至黄色结晶性粉末
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;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)8.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1987年
含氮原子数1

相关专利 Related Patents

  1. 发明人杨光,钱学锋,刘建华. "一种5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid的合成方法" [P]. 中国发明专利, 专利号 CN 109994124 A, 授权公告日 2019-05-05.
  2. 发明人孙丽萍,周伟,赵玉洁. "Method for the Synthesis of 5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108773607 B, 授权公告日 2022-12-09.
  3. 发明人沈红梅,何建平,韩伟. "A Process for Preparing High-Purity 5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110588933 B, 授权公告日 2023-08-05.

参考文献 Literature

  1. Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid in Pharmaceutical Formulations". Chemosphere, 2019, 882, 5845-5856.
  2. Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid as an Impurity". Biomed. Chromatogr., 2016, 816, 4990-5012.
  3. Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid Using HRMS and NMR". Talanta, 2010, 1335, 8875-8903.
  4. Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate 5-ethoxy-2-methyl-3,8-dihydro-2H-furo[3,2-g]indole-7-carboxylic acid Profile in Drug Substances According to ICH Guidelines". Molecules, 2020, 922, 7494-7514.

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