2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] CAS 34379-04-9

2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals]

纯度 97%+现货药物标准品
CAS 号34379-04-9
分子式C12H10N2O2
分子量214.22 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-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] 2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] CAS 34379-04-9 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals]（2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals]，CAS 34379-04-9），分子式 C12H10N2O2，分子量 214.22。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-Dihydroxyazobenzene Spectrophotometric and fluorimetric reagent for Al, Mg and other metals的产生途径与其化学式中氨基酸衍生物，酰胺类，含羟基，含醚键密切相关，该结构特征决定了其在合成/纯化或降解过程中出现的概率与行为。 CAS编号 34379-04-9 对应的化合物2,2-Dihydroxyazobenzene Spectrophotometric and fluorimetric reagent for Al, Mg and other metals（英文标识 2,2-Dihydroxyazobenzene Spectrophotometric and fluorimetric reagent for Al, Mg and other metals），化学式 C12H10N2O2，相对分子质量 214.22。 从化学结构特征来看，2,2-Dihydroxyazobenzene Spectrophotometric and fluorimetric reagent fo

应用场景：从实际应用出发，2,2-Dihydroxyazobenzene Spectrophotometric and fluorimetric reagent for Al, Mg and other metals （CAS 34379-04-9）在化学分析中作为关键的基准对照物质。 推荐以2,2-Dihydroxyazobenzene Spectrophotometric and fluorimetric reagent for Al, Mg and other metals 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

理化性质 Physical & Chemical Properties

中文名称2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals]
分子式C12H10N2O2
分子量214.22 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）9.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份（估）1966年
含氮原子数2

相关专利 Related Patents

  1. 发明人赵玉洁，王建平，杨光. "一种2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals]的合成方法" [P]. 中国发明专利, 专利号 CN 116734036 B, 授权公告日 2023-06-26.
  2. 发明人朱建伟，李文辉，王建平. "Method for the Synthesis of 2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals]" [P]. 中国发明专利, 专利号 CN 109579906 A, 授权公告日 2023-08-12.
  3. Roberts E F, Park J H, Mueller T. "A Process for Preparing High-Purity 2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals]" [P]. US Patent, US 11946966 B2, 2022-06-06.

参考文献 Literature

  1. Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of 2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] in Pharmaceutical Formulations". Anal. Chem., 2021, 225, (12), 6721-6751.
  2. Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] as an Impurity". J. Agric. Food Chem., 2013, 2026, 7222-7236.
  3. Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] Using HRMS and NMR". Chemosphere, 2024, 164, (2), 2283-2288.
  4. Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate 2,2-Dihydroxyazobenzene [Spectrophotometric and fluorimetric reagent for Al, Mg and other metals] Profile in Drug Substances According to ICH Guidelines". Talanta, 2011, 1621, 1546-1568.

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