5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid CAS 1781427-83-5

5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid

纯度 97%+现货药物标准品
CAS 号1781427-83-5
分子式C12H17N3O4
分子量267.28 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

5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid 5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid CAS 1781427-83-5 结构式 Chemical Structure

产品介绍 Description

5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid(5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid,CAS 号 1781427-83-5)是 CATO 佳途自主生产的药物标准品,分子式 C12H17N3O4,分子量 267.28。纯度 97%+。本品采用严格的质量控制体系生产,附 COA 证书,适用于药物研发、质量控制和法规申报等场景。

与同类药物标准品相比,5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo3,4-cpyrazole-3-carboxylic acid的分子量为267.28 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。 CAS编号 1781427-83-5 对应的化合物5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo3,4-cpyrazole-3-carboxylic acid(英文标识 5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo3,4-cpyrazole-3-carboxylic acid),化学式 C12H17N3O4,相对分子质量 267.28。 依据分子式为 C12H17N3O4 的5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo3,4-cpyrazole-3-carboxyli

应用场景:从实际应用出发,5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo 3,4-c pyrazole-3-carboxylic acid(CAS 1781427-83-5)在化学分析中作为关键的基准对照物质。 推荐以5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo 3,4-c pyrazole-3-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。

理化性质 Physical & Chemical Properties

中文名称5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid
分子式C12H17N3O4
分子量267.28 g/mol
外观形态类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)6.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1994年
含氮原子数3

相关专利 Related Patents

  1. 发明人张德明,郑宇鹏,罗永刚. "一种5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid的合成方法" [P]. 中国发明专利, 专利号 CN 112740869 A, 授权公告日 2017-05-09.
  2. 发明人周伟,张德明,钱学锋. "Method for the Synthesis of 5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114412570 A, 授权公告日 2023-09-17.
  3. 发明人何建平,刘建华,王建平. "A Process for Preparing High-Purity 5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114697712 B, 授权公告日 2016-12-19.

参考文献 Literature

  1. Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of 5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid in Pharmaceutical Formulations". Sci. Total Environ., 2017, 784, 5499-5529.
  2. Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-(tert-butoxycarbonyl)-2-methyl-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-3-carboxylic acid as an Impurity". J. Agric. Food Chem., 2010, 1666, 4299-4322.

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