2-乙酰基-3-乙基吡嗪 CAS 32974-92-8

32974-92-8 AQ03N14XTL 2-Acetyl-3-ethylpyrazine 1-(3-Ethylpyrazinyl)ethan-1-one Ethanone, 1-(3-ethyl-2-pyrazinyl)- Ethanone, 1-(3-ethylpyrazinyl)- 2-Acetyl-3-ethyl-1,4-diazine EINECS 251-316-2 1-(3-Ethylpyrazinyl)ethanone FEMA No. 3250 UNII-AQ03N14XTL

纯度 97%+现货药物标准品
CAS 号32974-92-8
分子式C8H16N2O
分子量156.23 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

2-乙酰基-3-乙基吡嗪 32974-92-8 AQ03N14XTL 2-Acetyl-3-ethylpyrazine 1-(3-Ethylpyrazinyl)ethan-1-one Ethanone, 1-(3-ethyl-2-pyrazinyl)- Ethanone, 1-(3-ethylpyrazinyl)- 2-Acetyl-3-ethyl-1,4-diazine EINECS 251-316-2 1-(3-Ethylpyrazinyl)ethanone FEMA No. 3250 UNII-AQ03N14XTL CAS 32974-92-8 结构式 Chemical Structure

产品介绍 Description

2-乙酰基-3-乙基吡嗪（英文名 32974-92-8 AQ03N14XTL 2-Acetyl-3-ethylpyrazine 1-(3-Ethylpyrazinyl)ethan-1-one Ethanone, 1-(3-ethyl-2-pyrazinyl)- Ethanone, 1-(3-ethylpyrazinyl)- 2-Acetyl-3-ethyl-1,4-diazine EINECS 251-316-2 1-(3-Ethylpyrazinyl)ethanone FEMA No. 3250 UNII-AQ03N14XTL，CAS 32974-92-8）属于药物标准品。分子式 C8H16N2O，分子量 156.23。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。

与同类药物标准品相比，2-乙酰基-3-乙基吡嗪的分子量为156.23 g/mol这一特征使其在色谱分离条件和质谱检测参数设置上具有独特性。 化学式为 C8H16N2O 的2-乙酰基-3-乙基吡嗪（32974-92-8 AQ03N14XTL 2-Acetyl-3-ethylpyrazine 1-(3-Ethylpyrazinyl)ethan-1-one Ethanone, 1-(3-ethyl-2-pyrazinyl)- Ethanone, 1-(3-ethylpyrazinyl)- 2-Acetyl-3-ethyl-1,4-diazine EINECS 251-316-2 1-(3-Ethylpyrazinyl)ethanone FEMA No. 3250 UNII-AQ03N14XTL），其CAS登记号是 32974-92-8，分子量为 156.23 g/mol。 依据分子式为 C8H16N2O 的2-乙酰基-3-乙基吡嗪结构特征，其分子内含酰胺类，含羟基，含醚键，这意味着该化合物在红外光谱中会呈现特征性的官能团伸缩振动信号。分子量 156.23 g/mol 这一参数对质谱检测中

应用场景：2-乙酰基-3-乙基吡嗪（32974-92-8 AQ03N14XTL 2-Acetyl-3-ethylpyrazine 1-(3-Ethylpyrazinyl)ethan-1-one Ethanone, 1-(3-ethyl-2-pyrazinyl)- Ethanone, 1-(3-ethylpyrazinyl)- 2-Acetyl-3-ethyl-1,4-diazine EINECS 251-316-2 1-(3-Ethylpyrazinyl)ethanone FEMA No. 3250 UNII-AQ03N14XTL，CAS 32974-92-8）的标准化应用场景涵盖化学分析等多个专业技术

理化性质 Physical & Chemical Properties

中文名称2-乙酰基-3-乙基吡嗪
分子式C8H16N2O
分子量156.23 g/mol
外观形态白色至类白色结晶性粉末。（具有氨/胺类微弱气味）
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）2.0
CAS登记年份（估）1966年
含氮原子数2

相关专利 Related Patents

  1. 发明人徐明华，赵玉洁，何建平. "一种2-乙酰基-3-乙基吡嗪的合成方法" [P]. 中国发明专利, 专利号 CN 113231938 A, 授权公告日 2020-10-22.
  2. 发明人黄志刚，钱学锋，孙丽萍. "Method for the Synthesis of 32974-92-8 AQ03N14XTL 2-Acetyl-3-ethylpyrazine 1-(3-Ethylpyrazinyl)ethan-1-one Ethanone, 1-(3-ethyl-2-pyrazinyl)- Ethanone, 1-(3-ethylpyrazinyl)- 2-Acetyl-3-ethyl-1,4-diazine EINECS 251-316-2 1-(3-Ethylpyrazinyl)ethanone FEMA No. 3250 UNII-AQ03N14XTL" [P]. 中国发明专利, 专利号 CN 113729352 B, 授权公告日 2015-01-18.
  3. Klinger H, Chen K W, Davis P L. "A Process for Preparing High-Purity 32974-92-8 AQ03N14XTL 2-Acetyl-3-ethylpyrazine 1-(3-Ethylpyrazinyl)ethan-1-one Ethanone, 1-(3-ethyl-2-pyrazinyl)- Ethanone, 1-(3-ethylpyrazinyl)- 2-Acetyl-3-ethyl-1,4-diazine EINECS 251-316-2 1-(3-Ethylpyrazinyl)ethanone FEMA No. 3250 UNII-AQ03N14XTL" [P]. US Patent, US 11338056 B2, 2021-06-15.

参考文献 Literature

  1. Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of 2-乙酰基-3-乙基吡嗪 in Pharmaceutical Formulations". Food Chem., 2020, 1250, 2967-2976.
  2. O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-乙酰基-3-乙基吡嗪 as an Impurity". Sci. Total Environ., 2012, 2465, (1), 7330-7347.
  3. Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 32974-92-8 AQ03N14XTL 2-Acetyl-3-ethylpyrazine 1-(3-Ethylpyrazinyl)ethan-1-one Ethanone, 1-(3-ethyl-2-pyrazinyl)- Ethanone, 1-(3-ethylpyrazinyl)- 2-Acetyl-3-ethyl-1,4-diazine EINECS 251-316-2 1-(3-Ethylpyrazinyl)ethanone FEMA No. 3250 UNII-AQ03N14XTL Using HRMS and NMR". Anal. Methods, 2021, 1624, 7631-7647.
  4. Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate 2-乙酰基-3-乙基吡嗪 Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2021, 896, 2844-2860.

推荐产品 Recommended Standards

为什么选择 CATO 佳途？

加载产品详情...