CAS 1225208-43-4

1-[[(6R,7R)-7-[[(2Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-[2-[(2-chloro-3,4-dihydroxybenzoyl)amino]ethyl]-pyrrolidinium Inner Salt

纯度 97%+现货药物标准品
CAS 号1225208-43-4
分子式C29H33ClN8O10S2
分子量753.20 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-[[(6R,7R)-7-[[(2Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-[2-[(2-chloro-3,4-dihydroxybenzoyl)amino]ethyl]-pyrrolidinium Inner Salt CAS 1225208-43-4 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品(1-[[(6R,7R)-7-[[(2Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-[2-[(2-chloro-3,4-dihydroxybenzoyl)amino]ethyl]-pyrrolidinium Inner Salt,CAS 1225208-43-4),分子式 C29H33ClN8O10S2,分子量 753.20。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。

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。 CAS编号 1225208-43-4 对应的化合物(英文标识 1-(6R,7R)-7-(2Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(1-carboxy-1-methylethoxy)iminoacetylamino-2-carboxy-8-oxo-5-thia-1-azabicyclo4.2.0oct-2-en-3-ylmethyl-1-2-(2-chloro-3,4-dihydroxybenzoyl)aminoethyl-pyrrolidinium Inner Salt),化学式 C29H33ClN8O10S2,相对分子质量 753.20。 受分子结构中含氮杂环结构,酰胺类,含砜基,含羟基,含醚

应用场景:针对化学分析用途,(1- (6R,7R)-7- (2Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2- (1-carboxy-1-methylethoxy)imino acetyl amino -2-carboxy-8-oxo-5-thia-1-azabicyclo 4.2.0 oct-2-en-3-yl methyl -1- 2- (2-chloro-3,4-dihydroxybenzoyl)amino ethyl -pyrrolidinium Inner Salt)是具有明确定量溯源的认证级对照品。 推荐以配制标准系列工作溶液,用于建立标准曲线实现外标法定

理化性质 Physical & Chemical Properties

中文名称
分子式C29H33ClN8O10S2
分子量753.20 g/mol
外观形态淡黄色至黄色无定形粉末。(具有轻微卤代物特征气味,含硫化合物特征性气味)
纯度97%+
储存条件阴凉处(≤25°C)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)17.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1990年
卤素含量Cl取代
含氮原子数8
含硫原子数2

相关专利 Related Patents

  1. Nowak P, Kowalski A, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3924263 A1, 2024-04-24.
  2. Lefèvre J P, Jørgensen K, Schröder R. "Method for the Synthesis of 1-[[(6R,7R)-7-[[(2Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-[2-[(2-chloro-3,4-dihydroxybenzoyl)amino]ethyl]-pyrrolidinium Inner Salt" [P]. European Patent, EP 3278421 A1, 2025-09-04.

参考文献 Literature

  1. Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2023, 1369, (11), 7268-7275.
  2. Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2022, 1960, 3684-3700.
  3. Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-[[(6R,7R)-7-[[(2Z)-2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-[2-[(2-chloro-3,4-dihydroxybenzoyl)amino]ethyl]-pyrrolidinium Inner Salt Using HRMS and NMR". J. Sep. Sci., 2025, 209, (7), 1046-1049.
  4. Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2020, 1276, 2536-2554.

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