7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid CAS 2060000-52-2

7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid

纯度 97%+现货药物标准品
CAS 号2060000-52-2
分子式C11H13NO4
分子量223.23 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

7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid 7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid CAS 2060000-52-2 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid(7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid,CAS 2060000-52-2),分子式 C11H13NO4,分子量 223.23。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。 化学式为 C11H13NO4 的7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo3,2-cazepine-3-carboxylic acid(7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo3,2-cazepine-3-carboxylic acid),其CAS登记号是 2060000-52-2,分子量为 223.23 g/mol。 受分子结构中氨基酸衍生物,酰胺类,含羟基,含醚键的影响,7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo3,2-cazepine-3-carboxylic acid表现为类白色至淡黄色结晶性粉末。其固体形态的物理化学属性——包括223.23

应用场景:7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo 3,2-c azepine-3-carboxylic acid(7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo 3,2-c azepine-3-carboxylic acid,CAS 2060000-52-2)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7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo 3,2-c azepine-3-carboxylic acid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)

理化性质 Physical & Chemical Properties

中文名称7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid
分子式C11H13NO4
分子量223.23 g/mol
外观形态类白色至淡黄色结晶性粉末
纯度97%+
储存条件2-8°C冷藏保存,避光,密封防潮
溶解性参考可溶于甲醇、乙醇、DMSO
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)6.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1997年
含氮原子数1

相关专利 Related Patents

  1. 发明人马晓峰,郭海燕,韩伟. "一种7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid的合成方法" [P]. 中国发明专利, 专利号 CN 110056178 A, 授权公告日 2025-08-07.
  2. Brown S R, Anderson J P, Hughes D C. "Method for the Synthesis of 7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid" [P]. US Patent, US 9130435 B2, 2018-12-16.

参考文献 Literature

  1. Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of 7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid in Pharmaceutical Formulations". Talanta, 2019, 248, 6024-6041.
  2. Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid as an Impurity". Chromatographia, 2012, 1333, 7641-7666.
  3. Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid Using HRMS and NMR". Food Chem., 2018, 1024, (2), 3034-3055.
  4. Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate 7,7-dimethyl-4-oxo-4H,5H,6H,7H,8H-furo[3,2-c]azepine-3-carboxylic acid Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2013, 1067, (5), 5010-5036.

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