ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate CAS 1160246-34-3

ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate

纯度 97%+现货药物标准品
CAS 号1160246-34-3
分子式C13H15N3O3
分子量261.28 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

ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate CAS 1160246-34-3 结构式 Chemical Structure

产品介绍 Description

ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate(ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate)是药物分析与质量控制领域常用的药物标准品,CAS 号 1160246-34-3。分子式 C13H15N3O3,分子量 261.28。纯度 97%+。CATO 佳途拥有 130,000+ 标准品现货目录,可一站式满足配套采购需求。

ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo3,4-bpyridine-4-carboxylate的产生途径与其化学式中含氮杂环结构,酰胺类,含羟基,含醚键密切相关,该结构特征决定了其在合成/纯化或降解过程中出现的概率与行为。 化学式为 C13H15N3O3 的ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo3,4-bpyridine-4-carboxylate(ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo3,4-bpyridine-4-carboxylate),其CAS登记号是 1160246-34-3,分子量为 261.28 g/mol。 受分子结构中含氮杂环结构,酰胺类,含羟基,含醚键的影响,ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo3,4-bpyridine-4-carboxylate

应用场景:在化学分析实验室中,ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo 3,4-b pyridine-4-carboxylate(CAS 1160246-34-3)凭借其97%+的纯度做为基础物质,为定量分析提供基准参照。 推荐以ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo 3,4-b pyridine-4-carboxylate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ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate
分子式C13H15N3O3
分子量261.28 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)1989年
含氮原子数3

相关专利 Related Patents

  1. 发明人黄志刚,刘建华,赵玉洁. "一种ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate的合成方法" [P]. 中国发明专利, 专利号 CN 115779235 A, 授权公告日 2025-02-17.
  2. 发明人何建平,赵玉洁,黄志刚. "Method for the Synthesis of ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 114295415 A, 授权公告日 2021-12-12.
  3. 发明人周伟,徐明华,郭海燕. "A Process for Preparing High-Purity ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 108534656 B, 授权公告日 2025-08-10.

参考文献 Literature

  1. Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate in Pharmaceutical Formulations". Environ. Sci. Technol., 2011, 594, 2798-2818.
  2. Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate as an Impurity". Anal. Chem., 2022, 1556, (9), 1824-1851.
  3. Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of ethyl 2-(cyclopropylmethyl)-6-oxo-6,7-dihydro-2H-pyrazolo[3,4-b]pyridine-4-carboxylate Using HRMS and NMR". J. Agric. Food Chem., 2013, 1848, 5651-5675.

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