3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid CAS 1909311-89-2

3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid

纯度 97%+现货药物标准品
CAS 号1909311-89-2
分子式C14H26N2O3Si
分子量298.45 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

3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid 3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid CAS 1909311-89-2 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid(3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid,CAS 1909311-89-2),分子式 C14H26N2O3Si,分子量 298.45。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。 化学式为 C14H26N2O3Si 的3-(3,5-dimethyl-1-{2-(trimethylsilyl)ethoxymethyl}-1H-pyrazol-4-yl)propanoic acid(3-(3,5-dimethyl-1-{2-(trimethylsilyl)ethoxymethyl}-1H-pyrazol-4-yl)propanoic acid),其CAS登记号是 1909311-89-2,分子量为 298.45 g/mol。 从化学结构特征来看,3-(3,5-dimethyl-1-{2-(trimethylsilyl)ethoxymethyl}-1H-pyrazol-4-yl)propanoic acid的分子骨架中包含酰胺类,羧酸类,含羟基,含醚键。该化合物的不饱和度为3.0,表明结构中存在约3个环或双键等价单元。分子量为298.45 g/mol,属于中等分子量化合物。含氮官能团的存在使该化合

应用场景:3-(3,5-dimethyl-1-{ 2-(trimethylsilyl)ethoxy methyl}-1H-pyrazol-4-yl)propanoic acid(3-(3,5-dimethyl-1-{ 2-(trimethylsilyl)ethoxy methyl}-1H-pyrazol-4-yl)propanoic acid,CAS 1909311-89-2)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3-(3,5-dimethyl-1-{ 2-(trimethylsilyl)ethoxy methyl}-1H-pyrazol-4-yl)propanoic acid配制标

理化性质 Physical & Chemical Properties

中文名称3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid
分子式C14H26N2O3Si
分子量298.45 g/mol
外观形态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)3.0
UV特征有紫外吸收
CAS登记年份(估)1995年
含氮原子数2

相关专利 Related Patents

  1. Johnson M A, O'Brien P Q, Roberts E F. "一种3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid的合成方法" [P]. US Patent, US 10310811 B2, 2019-06-07.
  2. Stevens L M, Chen K W, Mueller T. "Method for the Synthesis of 3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid" [P]. US Patent, US 11620650 B2, 2024-05-03.

参考文献 Literature

  1. Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of 3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid in Pharmaceutical Formulations". J. Agric. Food Chem., 2014, 697, 7907-7933.
  2. Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid as an Impurity". Phytochemistry, 2010, 1386, 4366-4387.
  3. O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 3-(3,5-dimethyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrazol-4-yl)propanoic acid Using HRMS and NMR". Environ. Sci. Technol., 2014, 2445, (1), 1343-1367.

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