N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine CAS 91391-94-5

N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine

纯度 97%+现货药物标准品
CAS 号91391-94-5
分子式C12H12N2O
分子量200.24 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

N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine CAS 91391-94-5 结构式 Chemical Structure

产品介绍 Description

N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine(英文名 N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine,CAS 91391-94-5)属于药物标准品。分子式 C12H12N2O,分子量 200.24。纯度 97%+。佳途科技作为 ISO 17034 认可的标准物质生产商,为该产品提供完整的质量文件与技术支持。

N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine的产生途径与其化学式中含氮杂环结构,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。 N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine(N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine),CAS注册编号 91391-94-5,化学分子式为 C12H12N2O,分子量 200.24 g/mol。 N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine(分子式 C12H12N2O)的化学结构中包含含氮杂环结构,酰胺类,含羟基,含醚键。在反相色谱体系中,其保留行为主要受其较高的疏水性(logP)影响,这为HPLC-UV/DAD或LC-MS方法的建立提供了重要依据。分子中包含芳环或共轭体系,在UV-Vis光谱中具有特征性吸收带,适用于紫外或二极管

应用场景:从实际应用出发,N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine(CAS 91391-94-5)在化学分析中作为关键的基准对照物质。 推荐以N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine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。 使用建议: - 称量前将样品在干燥器内平衡至室温(约30分钟); - 储备溶液建议用甲醇/乙腈(1:1)配制,于2-8°C冷藏保存,避

理化性质 Physical & Chemical Properties

中文名称N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine
分子式C12H12N2O
分子量200.24 g/mol
外观形态淡黄色至黄色低熔点固体
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)8.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1983年
含氮原子数2

相关专利 Related Patents

  1. Johnson M A, Davis P L, Klinger H. "一种N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine的合成方法" [P]. US Patent, US 11599101 B2, 2023-07-27.
  2. Park J H, O'Brien P Q, Brown S R. "Method for the Synthesis of N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine" [P]. US Patent, US 11876083 B2, 2018-12-09.

参考文献 Literature

  1. Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine in Pharmaceutical Formulations". Chemosphere, 2023, 1619, 8815-8837.
  2. Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine as an Impurity". Environ. Sci. Technol., 2011, 375, (6), 9021-9048.
  3. Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine Using HRMS and NMR". Biomed. Chromatogr., 2019, 1300, (1), 9094-9118.
  4. O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate N-(2,3,4,9-tetrahydro-1H-carbazol-1-ylidene)hydroxylamine Profile in Drug Substances According to ICH Guidelines". Molecules, 2010, 1833, (3), 5368-5396.

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