1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid CAS 1171848-55-7

1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid

纯度 97%+现货药物标准品
CAS 号1171848-55-7
分子式C13H13N5O2
分子量271.27 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

1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid 1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid CAS 1171848-55-7 结构式 Chemical Structure

产品介绍 Description

1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid(1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-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 1171848-55-7。分子式 C13H13N5O2,分子量 271.27。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。

本品定值报告包含以下质量控制信息: - 主成分含量:97%+; - 水分/残留溶剂:通过卡尔费休(KF)和热重分析(TGA)测定并校正; - 定值方法:HPLC-DAD面积归一化法、qNMR法、DSC法等正交验证; - 不确定度:扩展不确定度(k=2)包含测量重复性、均匀性和稳定性分量。 1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo3,4-bpyridine-4-carboxylic acid(1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo3,4-bpyridine-4-carboxylic acid),CAS注册编号 1171848-55-7,化学分子式为 C13H13N5O2,分子量 271.27 g/mol。 依据分子式为 C13H13N5O2 的1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo3,4-bpyridine-4-carboxylic acid

应用场景:1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo 3,4-b pyridine-4-carboxylic acid(1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo 3,4-b pyridine-4-carboxylic acid)作为药物标准品,在化学分析分析领域承担着重要的角色。 推荐以1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo 3,4-b pyridine-4-carboxylic acid配制标准系列工作溶

理化性质 Physical & Chemical Properties

中文名称1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid
分子式C13H13N5O2
分子量271.27 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)10.0
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5

相关专利 Related Patents

  1. Park J H, Fischer A B, Patel M V. "一种1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid的合成方法" [P]. US Patent, US 9552548 B2, 2024-11-22.
  2. 发明人罗永刚,陈志强,张德明. "Method for the Synthesis of 1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109827509 A, 授权公告日 2018-03-16.
  3. Jørgensen K, Johansson L, Sørensen M. "A Process for Preparing High-Purity 1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid" [P]. European Patent, EP 3151110 A1, 2016-10-27.

参考文献 Literature

  1. Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid in Pharmaceutical Formulations". J. Agric. Food Chem., 2013, 2075, (9), 4093-4100.
  2. Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1,3-dimethyl-6-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid as an Impurity". Chemosphere, 2017, 556, (6), 9768-9798.

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