1-(4-羧基苯基)-3-甲基-5-吡唑酮 CAS 60875-16-3

60875-16-3 I29T029IWB 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid Benzoic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- 4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzoic acid EINECS 262-509-6 UNII-I29T029IWB

纯度 97%+现货药物标准品
CAS 号60875-16-3
分子式C11H16N2O3
分子量224.26 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

1-(4-羧基苯基)-3-甲基-5-吡唑酮 60875-16-3
I29T029IWB
4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid
Benzoic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-
4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzoic acid
EINECS 262-509-6
UNII-I29T029IWB CAS 60875-16-3 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的1-(4-羧基苯基)-3-甲基-5-吡唑酮(60875-16-3 I29T029IWB 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid Benzoic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- 4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzoic acid EINECS 262-509-6 UNII-I29T029IWB)为药物标准品,CAS 登记号 60875-16-3,分子式 C11H16N2O3,分子量 224.26。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。

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)。 CAS编号 60875-16-3 对应的化合物1-(4-羧基苯基)-3-甲基-5-吡唑酮(英文标识 60875-16-3 I29T029IWB 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid Benzoic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- 4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzoic acid EINECS 262-509-6 UNII-I29T029IWB),化学式 C11H16N2O3,相对分子质量 224.26。 1-(4-羧基苯基)-3-甲基-5-吡唑酮(C11H16N2O3)含有氨基酸衍生物,酰胺类,含羟基,含醚键。具有较强的吸湿性,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。分子中包含芳环或共轭体系,在UV-Vis光谱

应用场景:1-(4-羧基苯基)-3-甲基-5-吡唑酮(60875-16-3 I29T029IWB 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid Benzoic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- 4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzoic acid EINECS 262-509-6 UNII-I29T029IWB,CAS 60875-16-3)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1-(4-羧基苯基)

理化性质 Physical & Chemical Properties

中文名称1-(4-羧基苯基)-3-甲基-5-吡唑酮
分子式C11H16N2O3
分子量224.26 g/mol
外观形态类白色至淡黄色结晶性粉末
纯度97%+
储存条件2-8°C冷藏保存,避光,密封防潮
溶解性参考可溶于甲醇、乙醇、DMSO
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)5.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1974年
含氮原子数2

相关专利 Related Patents

  1. Mueller T C, Nielsen H, Nowak P. "一种1-(4-羧基苯基)-3-甲基-5-吡唑酮的合成方法" [P]. European Patent, EP 3378259 A1, 2024-06-19.
  2. 发明人赵玉洁,李文辉,唐晓军. "Method for the Synthesis of 60875-16-3 I29T029IWB 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid Benzoic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- 4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzoic acid EINECS 262-509-6 UNII-I29T029IWB" [P]. 中国发明专利, 专利号 CN 111858622 B, 授权公告日 2017-02-14.

参考文献 Literature

  1. Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of 1-(4-羧基苯基)-3-甲基-5-吡唑酮 in Pharmaceutical Formulations". Anal. Methods, 2014, 893, (3), 6677-6704.
  2. Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-(4-羧基苯基)-3-甲基-5-吡唑酮 as an Impurity". Anal. Chem., 2021, 478, (7), 3286-3304.
  3. Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 60875-16-3 I29T029IWB 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid Benzoic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- 4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzoic acid EINECS 262-509-6 UNII-I29T029IWB Using HRMS and NMR". Biomed. Chromatogr., 2013, 2373, 9005-9009.
  4. Kim S H, Park J Y. "Forced Degradation Studies to Evaluate 1-(4-羧基苯基)-3-甲基-5-吡唑酮 Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2016, 1610, 4076-4106.

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