5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole CAS 1803571-27-8

5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole

纯度 97%+现货药物标准品
CAS 号1803571-27-8
分子式C16H13ClN6O2
分子量356.77 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

5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole 5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole CAS 1803571-27-8 结构式 Chemical Structure

产品介绍 Description

5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole(5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole,CAS 号 1803571-27-8)是 CATO 佳途自主生产的药物标准品,分子式 C16H13ClN6O2,分子量 356.77。纯度 97%+。本品采用严格的质量控制体系生产,附 COA 证书,适用于药物研发、质量控制和法规申报等场景。

与同类药物标准品相比,5-(2-{6-chloro-1,2,4triazolo4,3-bpyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole的分子量为356.77 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 C16H13ClN6O2 的5-(2-{6-chloro-1,2,4triazolo4,3-bpyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole(5-(2-{6-chloro-1,2,4triazolo4,3-bpyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole),其CAS登记号是 1803571-27-8,分子量为 356.77 g/mol。 5-(2-{6-chloro-1,2,4triazolo4,3-bpyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiaz

应用场景:在化学分析实验室中,5-(2-{6-chloro- 1,2,4 triazolo 4,3-b pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole(CAS 1803571-27-8)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5-(2-{6-chloro- 1,2,4 triazolo 4,3-b pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole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)为溶剂配制储

理化性质 Physical & Chemical Properties

中文名称5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole
分子式C16H13ClN6O2
分子量356.77 g/mol
外观形态淡黄色至黄色结晶性粉末。(具有轻微卤代物特征气味)
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)13.0
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Cl取代
含氮原子数6

相关专利 Related Patents

  1. 发明人朱建伟,冯建国,马晓峰. "一种5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole的合成方法" [P]. 中国发明专利, 专利号 CN 110048064 A, 授权公告日 2021-12-19.
  2. 发明人杨光,沈红梅,李文辉. "Method for the Synthesis of 5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole" [P]. 中国发明专利, 专利号 CN 116196683 A, 授权公告日 2018-06-04.

参考文献 Literature

  1. Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of 5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole in Pharmaceutical Formulations". J. Chromatogr. A, 2018, 1907, (4), 4963-4978.
  2. Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole as an Impurity". J. Agric. Food Chem., 2015, 2337, (8), 4774-4794.
  3. Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole Using HRMS and NMR". Molecules, 2013, 1939, (6), 7501-7507.
  4. O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate 5-(2-{6-chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}ethyl)-3-(2-methoxyphenyl)-1,2,4-oxadiazole Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2014, 395, 7021-7030.

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