应用场景:苯并噻吩-2-羧酸(Benzo(b)thiophene-2-carboxylic acid 1-benzothiophene-2-carboxylic acid benzothiophene-2-carboxylic acid benzo b thiophene-2-carboxylic acid 2-Benzo b thiophenecarboxylic acid 2-Carboxybenzothiophene Thianaphthene-2-carboxylic acid 6314-28-9,CAS 6314-28-9)的标准化应用场景涵盖化学分析等多个专业技术领域。 推荐以苯并噻吩-2
理化性质 Physical & Chemical Properties
中文名称
苯并噻吩-2-羧酸
分子式
C9H14O2S
分子量
186.27 g/mol
外观形态
白色至类白色结晶性粉末。(含硫化合物特征性气味)
纯度
97%+
储存条件
2-8°C冷藏保存
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
化合物类型
药物标准品
子类
原料药标准品
不饱和度(DBE)
3.0
UV特征
有紫外吸收
CAS登记年份(估)
1958年
含硫原子数
1
相关专利 Related Patents
发明人李文辉,马晓峰,林芳. "一种苯并噻吩-2-羧酸的合成方法" [P]. 中国发明专利, 专利号 CN 108064258 A, 授权公告日 2019-07-27.
发明人郭海燕,沈红梅,韩伟. "Method for the Synthesis of Benzo(b)thiophene-2-carboxylic acid
1-benzothiophene-2-carboxylic acid
benzothiophene-2-carboxylic acid
benzo[b]thiophene-2-carboxylic acid
2-Benzo[b]thiophenecarboxylic acid
2-Carboxybenzothiophene
Thianaphthene-2-carboxylic acid
6314-28-9" [P]. 中国发明专利, 专利号 CN 116596322 A, 授权公告日 2024-06-19.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 苯并噻吩-2-羧酸 in Pharmaceutical Formulations". Chromatographia, 2020, 2006, (5), 7815-7831.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 苯并噻吩-2-羧酸 as an Impurity". Rapid Commun. Mass Spectrom., 2020, 1711, (4), 640-668.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of Benzo(b)thiophene-2-carboxylic acid
1-benzothiophene-2-carboxylic acid
benzothiophene-2-carboxylic acid
benzo[b]thiophene-2-carboxylic acid
2-Benzo[b]thiophenecarboxylic acid
2-Carboxybenzothiophene
Thianaphthene-2-carboxylic acid
6314-28-9 Using HRMS and NMR". Anal. Chim. Acta, 2025, 1350, (9), 7370-7373.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate 苯并噻吩-2-羧酸 Profile in Drug Substances According to ICH Guidelines". Talanta, 2021, 2378, (11), 9940-9950.