2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester CAS 304646-76-2

2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester

纯度 97%+现货药物标准品
CAS 号304646-76-2
分子式C14H12N2O2S2
分子量304.39 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-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester 2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester CAS 304646-76-2 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester(2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester,CAS 304646-76-2),分子式 C14H12N2O2S2,分子量 304.39。纯度 97%+。适用于分析方法开发、方法验证及日常质检,CATO 提供全程冷链与全球配送。

本品适用于HPLC、GC、LC-MS/MS、GC-MS等主要色谱平台的定量分析,可作为外标法校准标准品或系统适用性测试参考物质使用。 2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester(2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester),CAS注册编号 304646-76-2,化学分子式为 C14H12N2O2S2,分子量 304.39 g/mol。 2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester(C14H12N2O2S2)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,较高的碳氢比使其脂溶性较好,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。含氮官能团的存在使该化合物在ESI正离子模式下具有优良的离子化效率,适合LC-MS/

应用场景:针对化学分析用途,2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester(2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester)是具有明确定量溯源的认证级对照品。 推荐以2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester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

理化性质 Physical & Chemical Properties

中文名称2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester
分子式C14H12N2O2S2
分子量304.39 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)10.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)2025年
含氮原子数2
含硫原子数2

相关专利 Related Patents

  1. Park J H, Davis P L, Patel M V. "一种2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester的合成方法" [P]. US Patent, US 9743706 B2, 2018-09-18.
  2. 发明人罗永刚,冯建国,何建平. "Method for the Synthesis of 2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 117139981 A, 授权公告日 2017-06-26.
  3. 发明人钱学锋,沈红梅,杨光. "A Process for Preparing High-Purity 2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 110666701 B, 授权公告日 2017-04-02.

参考文献 Literature

  1. Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester in Pharmaceutical Formulations". Anal. Methods, 2024, 1271, 9452-9463.
  2. Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester as an Impurity". Phytochemistry, 2013, 98, (1), 8855-8870.
  3. Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester Using HRMS and NMR". Chromatographia, 2025, 294, 9273-9280.
  4. Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate 2-Amino-4-phenyl-5-thiocyanato-thiophene-3-carboxylic acid ethyl ester Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2023, 1517, 2171-2187.

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