5-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one CAS 1537304-89-4

5-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one

纯度 97%+现货药物标准品
CAS 号1537304-89-4
分子式C10H11BrN4O2
分子量299.12 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-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one 5-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one CAS 1537304-89-4 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的5-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one(5-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one)为药物标准品,CAS 登记号 1537304-89-4,分子式 C10H11BrN4O2,分子量 299.12。纯度 97%+。产品现货库存充足,可提供定制化规格与批次追踪服务。

化学式为 C10H11BrN4O2 的5-bromo-3-(3-ethyl-1,2,4-oxadiazol-5-yl)methyl-2-methyl-3,4-dihydropyrimidin-4-one(5-bromo-3-(3-ethyl-1,2,4-oxadiazol-5-yl)methyl-2-methyl-3,4-dihydropyrimidin-4-one),其CAS登记号是 1537304-89-4,分子量为 299.12 g/mol。 依据分子式为 C10H11BrN4O2 的5-bromo-3-(3-ethyl-1,2,4-oxadiazol-5-yl)methyl-2-methyl-3,4-dihydropyrimidin-4-one结构特征,其分子内含含氮杂环结构,酰胺类,含羟基,含醚键,含溴取代,这意味着该化合物在紫外光谱中会呈现特征性的吸收带。分子量 299.12 g/mol 这一参数对质谱检测中的分子离子峰识别具有直接参考价值。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。

应用场景:5-bromo-3- (3-ethyl-1,2,4-oxadiazol-5-yl)methyl -2-methyl-3,4-dihydropyrimidin-4-one(5-bromo-3- (3-ethyl-1,2,4-oxadiazol-5-yl)methyl -2-methyl-3,4-dihydropyrimidin-4-one)作为药物标准品,在化学分析分析领域承担着重要的角色。 推荐以5-bromo-3- (3-ethyl-1,2,4-oxadiazol-5-yl)methyl -2-methyl-3,4-dihydropyrimidin-4-one配制标准系列工作溶液,用于建立

理化性质 Physical & Chemical Properties

中文名称5-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one
分子式C10H11BrN4O2
分子量299.12 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,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,密闭保存防止挥发
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)7.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1992年
卤素含量Br取代
含氮原子数4

相关专利 Related Patents

  1. 发明人马晓峰,张德明,郑宇鹏. "一种5-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one的合成方法" [P]. 中国发明专利, 专利号 CN 109775694 A, 授权公告日 2025-05-28.
  2. 发明人孙丽萍,黄志刚,徐明华. "Method for the Synthesis of 5-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one" [P]. 中国发明专利, 专利号 CN 111105834 B, 授权公告日 2022-03-15.
  3. Chen K W, Yamamoto T, O'Brien P Q. "A Process for Preparing High-Purity 5-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one" [P]. US Patent, US 9658334 B2, 2022-01-12.

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-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one in Pharmaceutical Formulations". Phytochemistry, 2025, 892, 3666-3673.
  2. Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-bromo-3-[(3-ethyl-1,2,4-oxadiazol-5-yl)methyl]-2-methyl-3,4-dihydropyrimidin-4-one as an Impurity". Environ. Sci. Technol., 2023, 341, 1797-1815.

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