5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole CAS 1909305-07-2

5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole

纯度 97%+现货药物标准品
CAS 号1909305-07-2
分子式C10H13N5
分子量203.24 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

5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole 5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole CAS 1909305-07-2 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole(5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole,CAS 1909305-07-2),分子式 C10H13N5,分子量 203.24。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。

化学式为 C10H13N5 的5-{1H,4H,5H,6H,7H-imidazo4,5-cpyridin-4-yl}-1-methyl-1H-pyrazole(5-{1H,4H,5H,6H,7H-imidazo4,5-cpyridin-4-yl}-1-methyl-1H-pyrazole),其CAS登记号是 1909305-07-2,分子量为 203.24 g/mol。 5-{1H,4H,5H,6H,7H-imidazo4,5-cpyridin-4-yl}-1-methyl-1H-pyrazole(分子式 C10H13N5)的化学结构中包含含氮杂环结构,含氰基。在反相色谱体系中,其保留行为主要受含氮官能团的质子化状态影响,这为HPLC-UV/DAD或LC-MS方法的建立提供了重要依据。分子中的氮原子赋予该化合物一定的碱性特征,在酸性流动相条件下可被有效质子化。 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。 作为认证标准物质(CRM),5-{1H,4H,5H,

应用场景:从实际应用出发,5-{1H,4H,5H,6H,7H-imidazo 4,5-c pyridin-4-yl}-1-methyl-1H-pyrazole(CAS 1909305-07-2)在化学分析中作为关键的基准对照物质。 推荐以5-{1H,4H,5H,6H,7H-imidazo 4,5-c pyridin-4-yl}-1-methyl-1H-pyrazole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。 建议使用甲醇为溶剂配制储备溶液,根据检测灵敏度需求逐级稀释。 使用建议: - 称量前将样品在干燥器内平衡至室温(约30分钟); - 储备溶液建议用甲醇配制,于2-8°C冷藏

理化性质 Physical & Chemical Properties

中文名称5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole
分子式C10H13N5
分子量203.24 g/mol
外观形态类白色至淡黄色结晶性粉末。(具有氨/胺类微弱气味)
纯度97%+
储存条件2-8°C冷藏保存,避光
溶解性参考可溶于DMSO、DMF、甲醇
稳定性对光敏感,应避免强光直射
化合物类型药物标准品
子类原料药标准品
不饱和度(DBE)7.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1995年
含氮原子数5

相关专利 Related Patents

  1. Jørgensen K, Rossi M, Schröder R. "一种5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole的合成方法" [P]. European Patent, EP 3847012 A1, 2022-06-16.
  2. 发明人钱学锋,张德明,李文辉. "Method for the Synthesis of 5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole" [P]. 中国发明专利, 专利号 CN 113546725 A, 授权公告日 2023-09-21.

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 5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole in Pharmaceutical Formulations". Phytochemistry, 2023, 1410, (1), 7611-7614.
  2. Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole as an Impurity". Anal. Chim. Acta, 2014, 2225, 8789-8806.
  3. Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole Using HRMS and NMR". Biomed. Chromatogr., 2021, 906, (1), 4021-4047.
  4. Kim S H, Park J Y. "Forced Degradation Studies to Evaluate 5-{1H,4H,5H,6H,7H-imidazo[4,5-c]pyridin-4-yl}-1-methyl-1H-pyrazole Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2025, 803, (8), 8129-8159.

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