2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺 CAS 19805-75-5

19805-75-5 2,2,5,5-Tetramethyl-3-pyrroline-3-carboxamide 2,5-Dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide 3-Aminocarbonyl-2,2,5,5-tetramethyl-3-pyrroline 3-Carbamoyl-2,2,5,5-tetramethyl-3-pyrroline

纯度 97%+现货药物标准品
CAS 号19805-75-5
分子式C9H16N2O
分子量168.24 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

2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺 19805-75-5
2,2,5,5-Tetramethyl-3-pyrroline-3-carboxamide
2,5-Dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide
3-Aminocarbonyl-2,2,5,5-tetramethyl-3-pyrroline
3-Carbamoyl-2,2,5,5-tetramethyl-3-pyrroline CAS 19805-75-5 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺(19805-75-5 2,2,5,5-Tetramethyl-3-pyrroline-3-carboxamide 2,5-Dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide 3-Aminocarbonyl-2,2,5,5-tetramethyl-3-pyrroline 3-Carbamoyl-2,2,5,5-tetramethyl-3-pyrroline,CAS 19805-75-5),分子式 C9H16N2O,分子量 168.24。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。

2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺(19805-75-5 2,2,5,5-Tetramethyl-3-pyrroline-3-carboxamide 2,5-Dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide 3-Aminocarbonyl-2,2,5,5-tetramethyl-3-pyrroline 3-Carbamoyl-2,2,5,5-tetramethyl-3-pyrroline),CAS注册编号 19805-75-5,化学分子式为 C9H16N2O,分子量 168.24 g/mol。 2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺(C9H16N2O)含有酰胺类,含羟基,含醚键。其物理化学性质在同类化合物中具有代表性,这些物理化学性质直接决定了其标准溶液的最佳配制方案和储存策略。由于结构中存在共轭发色团,该化合物在200-400 nm区间具有显著的紫外吸收,便于HPLC-UV检测。 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

应用场景:针对化学分析用途,2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺(19805-75-5 2,2,5,5-Tetramethyl-3-pyrroline-3-carboxamide 2,5-Dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide 3-Aminocarbonyl-2,2,5,5-tetramethyl-3-pyrroline 3-Carbamoyl-2,2,5,5-tetramethyl-3-pyrroline)是具有明确定量溯源的认证级对照品。 推荐以2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺配制标准系列工作溶液,用于建立标

理化性质 Physical & Chemical Properties

中文名称2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺
分子式C9H16N2O
分子量168.24 g/mol
外观形态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)3.0
UV特征有紫外吸收
CAS登记年份(估)1962年
含氮原子数2

相关专利 Related Patents

  1. Chen K W, Patel M V, Schröder R. "一种2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺的合成方法" [P]. US Patent, US 10719759 B2, 2017-06-04.
  2. 发明人周伟,赵玉洁,李文辉. "Method for the Synthesis of 19805-75-5 2,2,5,5-Tetramethyl-3-pyrroline-3-carboxamide 2,5-Dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide 3-Aminocarbonyl-2,2,5,5-tetramethyl-3-pyrroline 3-Carbamoyl-2,2,5,5-tetramethyl-3-pyrroline" [P]. 中国发明专利, 专利号 CN 108532258 B, 授权公告日 2016-02-11.
  3. 发明人郭海燕,孙丽萍,胡光. "A Process for Preparing High-Purity 19805-75-5 2,2,5,5-Tetramethyl-3-pyrroline-3-carboxamide 2,5-Dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide 3-Aminocarbonyl-2,2,5,5-tetramethyl-3-pyrroline 3-Carbamoyl-2,2,5,5-tetramethyl-3-pyrroline" [P]. 中国发明专利, 专利号 CN 116478875 A, 授权公告日 2019-07-06.

参考文献 Literature

  1. Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺 in Pharmaceutical Formulations". Phytochemistry, 2019, 1406, (10), 5180-5196.
  2. Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺 as an Impurity". Molecules, 2017, 1862, (4), 3953-3974.
  3. Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 19805-75-5 2,2,5,5-Tetramethyl-3-pyrroline-3-carboxamide 2,5-Dihydro-2,2,5,5-tetramethyl-1H-pyrrole-3-carboxamide 3-Aminocarbonyl-2,2,5,5-tetramethyl-3-pyrroline 3-Carbamoyl-2,2,5,5-tetramethyl-3-pyrroline Using HRMS and NMR". J. Nat. Prod., 2014, 229, 6405-6422.
  4. Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate 2,2,5,5-四甲基-3-吡咯啉-3-甲酰胺 Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2020, 1497, (3), 4218-4248.

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