2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid CAS 749219-12-3

2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid

纯度 97%+现货药物标准品
CAS 号749219-12-3
分子式C17H17NO4S
分子量331.39 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

2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid 2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid CAS 749219-12-3 结构式 Chemical Structure

产品介绍 Description

2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid(英文名 2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid,CAS 749219-12-3)属于药物标准品。分子式 C17H17NO4S,分子量 331.39。纯度 97%+。佳途科技作为 ISO 17034 认可的标准物质生产商,为该产品提供完整的质量文件与技术支持。

与同类药物标准品相比,2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzobthiophene-3-carboxylic acid的分子量为331.39 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 C17H17NO4S 的2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzobthiophene-3-carboxylic acid(2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzobthiophene-3-carboxylic acid),其CAS登记号是 749219-12-3,分子量为 331.39 g/mol。 依据分子式为 C17H17NO4S 的2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzobthiophene-3-carboxylic acid结构特征,其分子内含黄酮骨架,酰胺类,含砜基,含羟基,含醚键,这意味着该化

应用场景:从实际应用出发,2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo b thiophene-3-carboxylic acid(CAS 749219-12-3)在化学分析中作为关键的基准对照物质。 推荐以2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo b thiophene-3-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稀释。 使用建议: - 称量前将样品在干燥器

理化性质 Physical & Chemical Properties

中文名称2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid
分子式C17H17NO4S
分子量331.39 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)10.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1986年
含氮原子数1
含硫原子数1

相关专利 Related Patents

  1. 发明人杨光,郭海燕,张德明. "一种2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid的合成方法" [P]. 中国发明专利, 专利号 CN 113424811 A, 授权公告日 2019-09-28.
  2. 发明人朱建伟,何建平,黄志刚. "Method for the Synthesis of 2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108286889 A, 授权公告日 2019-05-07.

参考文献 Literature

  1. Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of 2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid in Pharmaceutical Formulations". J. Agric. Food Chem., 2024, 2426, 5433-5441.
  2. Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid as an Impurity". Chromatographia, 2013, 1460, 5372-5399.
  3. O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-Methoxy-benzoylamino)-4,5,6,7-tetrahydro-benzo[b]thiophene-3-carboxylic acid Using HRMS and NMR". Biomed. Chromatogr., 2022, 1942, 8956-8975.

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