5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one CAS 1197478-26-4

5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one

纯度 97%+现货药物标准品
CAS 号1197478-26-4
分子式C8H9N3O2
分子量179.18 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-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one 5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one CAS 1197478-26-4 结构式 Chemical Structure

产品介绍 Description

CAS 1197478-26-4 对应的5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one(5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one)为 CATO 佳途药物标准品产品线成员。分子式 C8H9N3O2,分子量 179.18。纯度 97%+。所有批次均经 HPLC/NMR 等多项检测确认,质量稳定可溯源。

5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one的产生途径与其化学式中氨基酸衍生物,酰胺类,含羟基,含醚键密切相关,该结构特征决定了其在合成/纯化或降解过程中出现的概率与行为。 5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one(5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one),CAS注册编号 1197478-26-4,化学分子式为 C8H9N3O2,分子量 179.18 g/mol。 从化学结构特征来看,5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one的分子骨架中包含氨基酸衍生物,酰胺类,含羟基,含醚键。该化合物的不饱和度为6.0,表明结构中存在约6个环或双键等价单元。分子量为179.18 g/mol,属于中等分子量化合物。分子中的氮原子赋予

应用场景:5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one(5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one,CAS 1197478-26-4)的标准化应用场景涵盖化学分析等多个专业技术领域。 推荐以5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one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)为溶剂配制储备溶液

理化性质 Physical & Chemical Properties

中文名称5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one
分子式C8H9N3O2
分子量179.18 g/mol
外观形态类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
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)1989年
含氮原子数3

相关专利 Related Patents

  1. Sørensen M, Mueller T C, Jørgensen K. "一种5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one的合成方法" [P]. European Patent, EP 3588559 A1, 2024-09-23.
  2. Brown S R, Williams B T, Stevens L M. "Method for the Synthesis of 5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one" [P]. US Patent, US 9051851 B2, 2022-03-05.
  3. 发明人钱学锋,郑宇鹏,胡光. "A Process for Preparing High-Purity 5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one" [P]. 中国发明专利, 专利号 CN 108278163 A, 授权公告日 2017-06-06.

参考文献 Literature

  1. Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of 5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one in Pharmaceutical Formulations". J. Nat. Prod., 2011, 2055, (12), 6589-6610.
  2. Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-methyl-1-(5-methyl-1,2-oxazol-3-yl)-2,3-dihydro-1H-imidazol-2-one as an Impurity". Chemosphere, 2018, 224, (1), 667-671.

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