6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid CAS 929974-39-0

6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid

纯度 97%+现货药物标准品
CAS 号929974-39-0
分子式C18H13N5O2
分子量331.33 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

6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid 6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid CAS 929974-39-0 结构式 Chemical Structure

产品介绍 Description

6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid(6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid)是药物分析与质量控制领域常用的药物标准品,CAS 号 929974-39-0。分子式 C18H13N5O2,分子量 331.33。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。

与同类药物标准品相比,6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo3,4-bpyridine-4-carboxylic acid的分子量为331.33 g/mol这一特征使其在色谱分离条件和质谱检测参数设置上具有独特性。 化学式为 C18H13N5O2 的6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo3,4-bpyridine-4-carboxylic acid(6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo3,4-bpyridine-4-carboxylic acid),其CAS登记号是 929974-39-0,分子量为 331.33 g/mol。 从化学结构特征来看,6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo3,4-bpyridine-4-carboxylic acid的分子骨架中包含甾体骨架,酰胺类,含羟基,含醚键。该化合物的不饱和度为15.0,表明

应用场景:在化学分析实验室中,6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo 3,4-b pyridine-4-carboxylic acid(CAS 929974-39-0)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6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo 3,4-b pyridine-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。 使用建议:

理化性质 Physical & Chemical Properties

中文名称6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid
分子式C18H13N5O2
分子量331.33 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)15.0
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5

相关专利 Related Patents

  1. 发明人高志强,钱学锋,周伟. "一种6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid的合成方法" [P]. 中国发明专利, 专利号 CN 110480170 A, 授权公告日 2021-07-01.
  2. 发明人林芳,郭海燕,沈红梅. "Method for the Synthesis of 6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117617165 B, 授权公告日 2023-01-23.

参考文献 Literature

  1. Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of 6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid in Pharmaceutical Formulations". Environ. Sci. Technol., 2025, 1912, (1), 8363-8376.
  2. Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of 6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid as an Impurity". Talanta, 2011, 1820, 8345-8369.
  3. O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 6-pyridin-3-yl-1-(pyridin-3-ylmethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid Using HRMS and NMR". Anal. Chim. Acta, 2014, 147, (2), 4342-4351.

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