rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride CAS 2044705-72-6

rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride

纯度 97%+现货药物标准品
CAS 号2044705-72-6
分子式C16H19N3O2 2*HCl
分子量N/A 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

rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride CAS 2044705-72-6 结构式 Chemical Structure

产品介绍 Description

rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride(rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride)是药物分析与质量控制领域常用的药物标准品,CAS 号 2044705-72-6。分子式 C16H19N3O2 2*HCl。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。

CAS编号 2044705-72-6 对应的化合物rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride(英文标识 rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride),化学式 C16H19N3O2 2HCl,相对分子质量 321.81。 依据分子式为 C16H19N3O2 2HCl 的rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride结构特征,其分子内含含氮杂环结构,酰胺类,含羟基,含醚键,含氯取代,这意味着该化合物在紫外光谱中会呈现特征性的吸收带。分子量 321.81 g/mol 这一参数对质谱检测中的分子离子峰识别具有直接参考价值。由于结构中存在共轭发色团,该化合物在20

应用场景:在化学分析实验室中,rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride(CAS 2044705-72-6)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rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride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

理化性质 Physical & Chemical Properties

中文名称rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride
分子式C16H19N3O2 2*HCl
分子量321.81 g/mol
外观形态淡黄色至黄色结晶性粉末。(具有轻微卤代物特征气味)
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;含酯键,遇强碱易水解
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)1997年
卤素含量Cl取代
含氮原子数3

相关专利 Related Patents

  1. 发明人陈志强,郭海燕,林芳. "一种rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride的合成方法" [P]. 中国发明专利, 专利号 CN 109867076 B, 授权公告日 2016-10-26.
  2. 发明人王建平,孙丽萍,冯建国. "Method for the Synthesis of rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride" [P]. 中国发明专利, 专利号 CN 113430939 A, 授权公告日 2019-06-14.
  3. 发明人韩伟,王建平,陈志强. "A Process for Preparing High-Purity rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride" [P]. 中国发明专利, 专利号 CN 112799047 B, 授权公告日 2021-06-07.

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 rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2010, 2470, (5), 9150-9175.
  2. Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride as an Impurity". Molecules, 2011, 1970, 6392-6410.
  3. Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride Using HRMS and NMR". Biomed. Chromatogr., 2010, 1058, (11), 8112-8118.
  4. O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate rac-(3R,4S)-1-benzyl-4-(1-methyl-1H-pyrazol-4-yl)pyrrolidine-3-carboxylic acid dihydrochloride Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2023, 2179, (9), 2234-2237.

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