1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide CAS 300-22-1

1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide

纯度 97%+现货药物标准品
CAS 号300-22-1
分子式C6H9N3O2
分子量155.15 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

1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide 1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide CAS 300-22-1 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide(1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide)为药物标准品,CAS 登记号 300-22-1,分子式 C6H9N3O2,分子量 155.15。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。

在现行药典和法规框架下,药物标准品的合规要求中明确涉及对包括1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide在内的目标物的控制。 1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide(1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide),CAS注册编号 300-22-1,化学分子式为 C6H9N3O2,分子量 155.15 g/mol。 从化学结构特征来看,1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide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4.0,表明结构中存在约4个环或双键等价单元。分子量为155.15 g/mol,属于中等分子量化合物。由于结构中存在共轭发色团,该化合物在200-400 nm区间具有显著的紫外吸收,便于HPLC-UV检测。 本品适用于HPLC、GC、LC-MS/MS

应用场景:1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide(1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide,CAS 300-22-1)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1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide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,根据检测灵敏度需求逐级稀释。 使用建议: - 称量前将样

理化性质 Physical & Chemical Properties

中文名称1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide
分子式C6H9N3O2
分子量155.15 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)4.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1957年
含氮原子数3

相关专利 Related Patents

  1. 发明人赵玉洁,刘建华,陈志强. "一种1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide的合成方法" [P]. 中国发明专利, 专利号 CN 113868691 A, 授权公告日 2023-07-25.
  2. 发明人郑宇鹏,孙丽萍,李文辉. "Method for the Synthesis of 1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 117400171 B, 授权公告日 2023-11-14.

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 1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide in Pharmaceutical Formulations". Chromatographia, 2014, 2192, (4), 4126-4153.
  2. Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide as an Impurity". J. Nat. Prod., 2010, 1978, (10), 4464-4467.
  3. Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide Using HRMS and NMR". Food Chem., 2018, 922, (1), 1522-1543.
  4. Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 1-methyl-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxamide Profile in Drug Substances According to ICH Guidelines". Talanta, 2011, 2143, (7), 189-211.

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