7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one CAS 1803570-46-8

7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one

纯度 97%+现货药物标准品
CAS 号1803570-46-8
分子式C13H14BrFN2O2
分子量329.16 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

7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one 7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one CAS 1803570-46-8 结构式 Chemical Structure

产品介绍 Description

CAS 1803570-46-8 对应的7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one(7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one)为 CATO 佳途药物标准品产品线成员。分子式 C13H14BrFN2O2,分子量 329.16。纯度 97%+。所有批次均经 HPLC/NMR 等多项检测确认,质量稳定可溯源。

在现行药典和法规框架下,药物标准品的合规要求中明确涉及对包括7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo1,2-aquinoxalin-4-one在内的目标物的控制。 7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo1,2-aquinoxalin-4-one(7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo1,2-aquinoxalin-4-one),CAS注册编号 1803570-46-8,化学分子式为 C13H14BrFN2O2,分子量 329.16 g/mol。 7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo1,2-aquinoxalin-4-one(分子式 C13H14BrFN2O2)的化学结构中包含含氮杂环结构,酰胺类,含羟基,含醚键,含氟/溴

应用场景:7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo 1,2-a quinoxalin-4-one(7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo 1,2-a quinoxalin-4-one,CAS 1803570-46-8)的标准化应用场景涵盖化学分析等多个专业技术领域。 推荐以7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo 1,2-a quinoxalin

理化性质 Physical & Chemical Properties

中文名称7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one
分子式C13H14BrFN2O2
分子量329.16 g/mol
外观形态类白色至淡黄色结晶性粉末。(具有轻微卤代物特征气味,挥发性较低)
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)7.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1995年
卤素含量F/Br取代
含氮原子数2

相关专利 Related Patents

  1. 发明人朱建伟,周伟,孙丽萍. "一种7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one的合成方法" [P]. 中国发明专利, 专利号 CN 117180055 A, 授权公告日 2023-11-21.
  2. Stevens L M, Yamamoto T, Johnson M A. "Method for the Synthesis of 7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one" [P]. US Patent, US 10943727 B2, 2017-10-25.
  3. Johnson M A, Thompson G K, Schröder R. "A Process for Preparing High-Purity 7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one" [P]. US Patent, US 11639946 B2, 2019-07-23.

参考文献 Literature

  1. Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of 7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one in Pharmaceutical Formulations". J. Agric. Food Chem., 2020, 1581, (7), 7162-7173.
  2. Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of 7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one as an Impurity". Food Chem., 2014, 1071, 620-635.
  3. Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one Using HRMS and NMR". Chromatographia, 2019, 1576, (12), 2971-2978.
  4. Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate 7-bromo-8-fluoro-2-methoxy-3a-methyl-1H,2H,3H,3aH,4H,5H-pyrrolo[1,2-a]quinoxalin-4-one Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2022, 1284, (2), 2410-2417.

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