Ethyl picolinoylacetate CAS 26510-52-1

Ethyl picolinoylacetate ethyl 3-oxo-3-(2-pyridinyl)propanoate ethyl-2-pyridoyl acetate ethyl 3-oxo-3-pyridin-2-ylpropanoate Ethyl 3-oxo-3-(2-pyridyl)propionate 3-Oxo-3-(2-pyridyl)propionic acid ethyl ester Ethyl 3-oxo-3-(pyridin-2-yl)propanoate 26510-52-1

纯度 97%+现货药物标准品
CAS 号26510-52-1
分子式C10H17NO3
分子量199.25 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

Ethyl picolinoylacetate Ethyl picolinoylacetate
ethyl 3-oxo-3-(2-pyridinyl)propanoate
ethyl-2-pyridoyl acetate
ethyl 3-oxo-3-pyridin-2-ylpropanoate
Ethyl 3-oxo-3-(2-pyridyl)propionate
3-Oxo-3-(2-pyridyl)propionic acid ethyl ester
Ethyl 3-oxo-3-(pyridin-2-yl)propanoate
26510-52-1 CAS 26510-52-1 结构式 Chemical Structure

产品介绍 Description

Ethyl picolinoylacetate(Ethyl picolinoylacetate ethyl 3-oxo-3-(2-pyridinyl)propanoate ethyl-2-pyridoyl acetate ethyl 3-oxo-3-pyridin-2-ylpropanoate Ethyl 3-oxo-3-(2-pyridyl)propionate 3-Oxo-3-(2-pyridyl)propionic acid ethyl ester Ethyl 3-oxo-3-(pyridin-2-yl)propanoate 26510-52-1)是药物分析与质量控制领域常用的药物标准品,CAS 号 26510-52-1。分子式 C10H17NO3,分子量 199.25。纯度 97%+。CATO 佳途拥有 130,000+ 标准品现货目录,可一站式满足配套采购需求。

与同类药物标准品相比,Ethyl picolinoylacetate的分子量为199.25 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 C10H17NO3 的Ethyl picolinoylacetate(Ethyl picolinoylacetate ethyl 3-oxo-3-(2-pyridinyl)propanoate ethyl-2-pyridoyl acetate ethyl 3-oxo-3-pyridin-2-ylpropanoate Ethyl 3-oxo-3-(2-pyridyl)propionate 3-Oxo-3-(2-pyridyl)propionic acid ethyl ester Ethyl 3-oxo-3-(pyridin-2-yl)propanoate 26510-52-1),其CAS登记号是 26510-52-1,分子量为 199.25 g/mol。 Ethyl picolinoylacetate(C10H17NO3)含有氨基酸衍生物,酰胺类,含羟基,含醚键。具有较强的吸湿性,较高的碳氢比使其脂溶性较好,羧基赋

应用场景:在化学分析实验室中,Ethyl picolinoylacetate(CAS 26510-52-1)凭借其97%+的纯度做为基础物质,为定量分析提供基准参照。 推荐以Ethyl picolinoylacetate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配制,于2-8°C冷藏保存,避光,密封防潮条件下储存; - 低浓度工作液(<10 μg/mL)建议当天配制使用,不宜长期存放; - 开启安瓿瓶/西林瓶后应在干燥环境下尽快使

理化性质 Physical & Chemical Properties

中文名称Ethyl picolinoylacetate
分子式C10H17NO3
分子量199.25 g/mol
外观形态白色至淡黄色结晶性粉末。(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,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)3.0
UV特征有紫外吸收
CAS登记年份(估)1964年
含氮原子数1

相关专利 Related Patents

  1. 发明人孙丽萍,马晓峰,徐明华. "一种Ethyl picolinoylacetate的合成方法" [P]. 中国发明专利, 专利号 CN 117542583 B, 授权公告日 2024-10-25.
  2. 发明人杨光,郭海燕,何建平. "Method for the Synthesis of Ethyl picolinoylacetate ethyl 3-oxo-3-(2-pyridinyl)propanoate ethyl-2-pyridoyl acetate ethyl 3-oxo-3-pyridin-2-ylpropanoate Ethyl 3-oxo-3-(2-pyridyl)propionate 3-Oxo-3-(2-pyridyl)propionic acid ethyl ester Ethyl 3-oxo-3-(pyridin-2-yl)propanoate 26510-52-1" [P]. 中国发明专利, 专利号 CN 109308404 B, 授权公告日 2015-07-11.

参考文献 Literature

  1. Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of Ethyl picolinoylacetate in Pharmaceutical Formulations". Molecules, 2014, 1987, 419-437.
  2. Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of Ethyl picolinoylacetate as an Impurity". J. Sep. Sci., 2016, 1448, (7), 2445-2475.
  3. Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl picolinoylacetate ethyl 3-oxo-3-(2-pyridinyl)propanoate ethyl-2-pyridoyl acetate ethyl 3-oxo-3-pyridin-2-ylpropanoate Ethyl 3-oxo-3-(2-pyridyl)propionate 3-Oxo-3-(2-pyridyl)propionic acid ethyl ester Ethyl 3-oxo-3-(pyridin-2-yl)propanoate 26510-52-1 Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2013, 294, (11), 9190-9198.

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