CAS 144060-67-3

144060-67-3 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester 5-thiazolecarboxylic acid,2-(4-hydroxy-3-nitrophenyl)-4-methyl-,ethyl ester Ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methylthiazole-5-carboxylate ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarbonate

纯度 97%+现货药物标准品
CAS 号144060-67-3
分子式C13H12N2O5S
分子量308.31 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

144060-67-3 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester 5-thiazolecarboxylic acid,2-(4-hydroxy-3-nitrophenyl)-4-methyl-,ethyl ester Ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methylthiazole-5-carboxylate ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarbonate CAS 144060-67-3 结构式 Chemical Structure

产品介绍 Description

（144060-67-3 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester 5-thiazolecarboxylic acid,2-(4-hydroxy-3-nitrophenyl)-4-methyl-,ethyl ester Ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methylthiazole-5-carboxylate ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarbonate，CAS 号 144060-67-3）是 CATO 佳途自主生产的药物标准品，分子式 C13H12N2O5S，分子量 308.31。纯度 97%+。本品采用严格的质量控制体系生产，附 COA 证书，适用于药物研发、质量控制和法规申报等场景。

与同类药物标准品相比，的分子量为308.31 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。 CAS编号 144060-67-3 对应的化合物（英文标识 144060-67-3 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester 5-thiazolecarboxylic acid,2-(4-hydroxy-3-nitrophenyl)-4-methyl-,ethyl ester Ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methylthiazole-5-carboxylate ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarbonate），化学式 C13H12N2O5S，相对分子质量 308.31。 从化学结构特征来看，的分子骨架中包含含氮杂环结构，酰胺类，含砜基，含羟基，含醚键。该化合物的不饱和度为9.0，表明结构中存在约9个环或双键等价单元。分子量为308.31 g/

应用场景：针对化学分析用途，（144060-67-3 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester 5-thiazolecarboxylic acid,2-(4-hydroxy-3-nitrophenyl)-4-methyl-,ethyl ester Ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methylthiazole-5-carboxylate ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarbonate

理化性质 Physical & Chemical Properties

中文名称
分子式C13H12N2O5S
分子量308.31 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）9.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份（估）1998年
含氮原子数2
含硫原子数1

相关专利 Related Patents

  1. 发明人朱建伟，孙丽萍，唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114347265 B, 授权公告日 2024-11-15.
  2. 发明人高志强，陈志强，孙丽萍. "Method for the Synthesis of 144060-67-3 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester 5-thiazolecarboxylic acid,2-(4-hydroxy-3-nitrophenyl)-4-methyl-,ethyl ester Ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methylthiazole-5-carboxylate ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarbonate" [P]. 中国发明专利, 专利号 CN 111396199 A, 授权公告日 2016-04-13.

参考文献 Literature

  1. Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2020, 137, 7126-7132.
  2. Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2016, 433, (8), 2849-2871.
  3. Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 144060-67-3 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester 5-thiazolecarboxylic acid,2-(4-hydroxy-3-nitrophenyl)-4-methyl-,ethyl ester Ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methylthiazole-5-carboxylate ethyl 2-(4-hydroxy-3-nitrophenyl)-4-methyl-5-thiazolecarbonate Using HRMS and NMR". Talanta, 2024, 2134, 6987-6993.
  4. Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2018, 800, (5), 7426-7447.

Related hydroxy Standards 同系列产品

推荐产品 Recommended Standards

为什么选择 CATO 佳途？

加载产品详情...