2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid CAS 851175-96-7

2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid

纯度 97%+现货药物标准品
CAS 号851175-96-7
分子式C12H13N3O2
分子量231.25 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-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid 2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid CAS 851175-96-7 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid(2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid)为药物标准品,CAS 登记号 851175-96-7,分子式 C12H13N3O2,分子量 231.25。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。

CAS编号 851175-96-7 对应的化合物2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid(英文标识 2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid),化学式 C12H13N3O2,相对分子质量 231.25。 受分子结构中氨基酸衍生物,酰胺类,含羟基,含醚键的影响,2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid表现为淡黄色至黄色结晶性粉末。其固体形态的物理化学属性——包括231.25 g/mol的分子量——对于选择合适的样品前处理方法和分析技术具有指导意义。由于结构中存在共轭发色团,该化合物在200-400 nm区间具有显著的紫外吸收,便于HPLC-UV检测。 在定量分析中,可作为校准标准或内标物使用,适用于多种检测技术平台(UV-Vis, FLD, MS, FID)。 在质量保证方面,2-(2,4

应用场景:针对化学分析用途,2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid(2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid)是具有明确定量溯源的认证级对照品。 推荐以2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-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。

理化性质 Physical & Chemical Properties

中文名称2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid
分子式C12H13N3O2
分子量231.25 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)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3

相关专利 Related Patents

  1. Martínez F, Sørensen M, Kowalski A. "一种2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid的合成方法" [P]. European Patent, EP 3230299 A1, 2020-12-16.
  2. Johnson M A, Park J H, Anderson J P. "Method for the Synthesis of 2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid" [P]. US Patent, US 10986747 B2, 2017-04-11.

参考文献 Literature

  1. O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of 2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid in Pharmaceutical Formulations". Anal. Methods, 2021, 1986, 7071-7094.
  2. Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid as an Impurity". J. Chromatogr. A, 2019, 792, 3348-3374.
  3. O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid Using HRMS and NMR". Chemosphere, 2018, 2173, (12), 2637-2646.
  4. Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate 2-(2,4-dimethylphenyl)-5-methyl-2H-1,2,3-triazole-4-carboxylic acid Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2024, 1923, (7), 4788-4791.

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