CAS 20595-45-3

C09KK5D2T2 20595-45-3 2,4-Dichlorocinnamic acid, (E)- UNII-C09KK5D2T2 3-(2,4-Dichlorophenyl)-2-propenoic acid, (E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (2E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)- Cinnamic acid, 2,4-dichloro-, (E)- (2E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)acrylic acid NSC-52174 2,4-Dichlorocinnamic acid, trans- trans-3-(2,4-Dichlorophenyl)-2-propenoic acid trans-2,4-Dichlorocinnamic acid

纯度 97%+现货药物标准品
CAS 号20595-45-3
分子式C9H6Cl2O2
分子量217.05 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

C09KK5D2T2 20595-45-3 2,4-Dichlorocinnamic acid, (E)- UNII-C09KK5D2T2 3-(2,4-Dichlorophenyl)-2-propenoic acid, (E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (2E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)- Cinnamic acid, 2,4-dichloro-, (E)- (2E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)acrylic acid NSC-52174 2,4-Dichlorocinnamic acid, trans- trans-3-(2,4-Dichlorophenyl)-2-propenoic acid trans-2,4-Dichlorocinnamic acid CAS 20595-45-3 结构式 Chemical Structure

产品介绍 Description

（英文名 C09KK5D2T2 20595-45-3 2,4-Dichlorocinnamic acid, (E)- UNII-C09KK5D2T2 3-(2,4-Dichlorophenyl)-2-propenoic acid, (E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (2E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)- Cinnamic acid, 2,4-dichloro-, (E)- (2E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)acrylic acid NSC-52174 2,4-Dichlorocinnamic acid, trans- trans-3-(2,4-Dichlorophenyl)-2-propenoic acid trans-2,4-Dichlorocinnamic acid，CAS 20595-45-3）属于药物标准品。分子式 C9H6Cl2O2，分子量 217.05。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。

（分子式 C9H6Cl2O2）的化学结构中包含羧酸类，含羟基，含醚键，含氯取代。在反相色谱体系中，其保留行为主要受官能团的极性和离子化状态影响，这为HPLC-UV/DAD或LC-MS方法的建立提供了重要依据。因分子内存在卤素取代基（F/Cl/Br/I），该化合物在质谱分析中呈现特征性的同位素分布模式，可作为定性确认的重要依据。 （C09KK5D2T2 20595-45-3 2,4-Dichlorocinnamic acid, (E)- UNII-C09KK5D2T2 3-(2,4-Dichlorophenyl)-2-propenoic acid, (E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (2E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)- Cinnamic acid, 2,4-dichloro-, (E)- (2E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)-2-propenoic a

应用场景：针对化学分析用途，（C09KK5D2T2 20595-45-3 2,4-Dichlorocinnamic acid, (E)- UNII-C09KK5D2T2 3-(2,4-Dichlorophenyl)-2-propenoic acid, (E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (2E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)- Cinnamic acid, 2,4-dichloro-, (E)- (2E)-3-(2,4-Dichlorophenyl)-2-propenoic ac

理化性质 Physical & Chemical Properties

中文名称
分子式C9H6Cl2O2
分子量217.05 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，密闭保存防止挥发
溶解性参考可溶于甲醇、乙腈、DMSO、水（微溶）
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；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）6.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份（估）1962年
卤素含量Cl取代

相关专利 Related Patents

  1. Nielsen H, Sørensen M, Rossi M. "一种的合成方法" [P]. European Patent, EP 3820876 A1, 2022-12-19.
  2. Chen K W, Roberts E F, Brown S R. "Method for the Synthesis of C09KK5D2T2 20595-45-3 2,4-Dichlorocinnamic acid, (E)- UNII-C09KK5D2T2 3-(2,4-Dichlorophenyl)-2-propenoic acid, (E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (2E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)- Cinnamic acid, 2,4-dichloro-, (E)- (2E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)acrylic acid NSC-52174 2,4-Dichlorocinnamic acid, trans- trans-3-(2,4-Dichlorophenyl)-2-propenoic acid trans-2,4-Dichlorocinnamic acid" [P]. US Patent, US 10077654 B2, 2018-09-26.

参考文献 Literature

  1. Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2012, 1224, (1), 4825-4848.
  2. Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2023, 1585, (6), 73-103.
  3. Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of C09KK5D2T2 20595-45-3 2,4-Dichlorocinnamic acid, (E)- UNII-C09KK5D2T2 3-(2,4-Dichlorophenyl)-2-propenoic acid, (E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (2E)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (E)- Cinnamic acid, 2,4-dichloro-, (E)- (2E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)-2-propenoic acid (E)-3-(2,4-Dichlorophenyl)acrylic acid NSC-52174 2,4-Dichlorocinnamic acid, trans- trans-3-(2,4-Dichlorophenyl)-2-propenoic acid trans-2,4-Dichlorocinnamic acid Using HRMS and NMR". Biomed. Chromatogr., 2015, 1236, (4), 8493-8503.
  4. Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2022, 1652, (8), 8651-8666.

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