methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate CAS 120788-68-3

methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate

纯度 97%+现货药物标准品
CAS 号120788-68-3
分子式C11H11N3O4
分子量249.22 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

methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate CAS 120788-68-3 结构式 Chemical Structure

产品介绍 Description

methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate（英文名 methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate，CAS 120788-68-3）属于药物标准品。分子式 C11H11N3O4，分子量 249.22。纯度 97%+。佳途科技作为 ISO 17034 认可的标准物质生产商，为该产品提供完整的质量文件与技术支持。

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methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido2,3-dpyrimidine-6-carboxylate在内的目标物的控制。 methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido2,3-dpyrimidine-6-carboxylate（methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido2,3-dpyrimidine-6-carboxylate），CAS注册编号 120788-68-3，化学分子式为 C11H11N3O4，分子量 249.22 g/mol。 依据分子式为 C11H11N3O4 的methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido2,3-dpyrimidine-6-carboxylate结构特征，其分子内含氨基酸衍生物，酰胺类，含羟基，含醚键，这意味着该化合物在紫

应用场景：methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido 2,3-d pyrimidine-6-carboxylate（methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido 2,3-d pyrimidine-6-carboxylate，CAS 120788-68-3）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methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido 2,3-d pyrimidine-6-carboxyla

理化性质 Physical & Chemical Properties

中文名称methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate
分子式C11H11N3O4
分子量249.22 g/mol
外观形态淡黄色至黄色结晶性粉末
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）8.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份（估）1991年
含氮原子数3

相关专利 Related Patents

  1. Lefèvre J P, Martínez F, Kowalski A. "一种methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate的合成方法" [P]. European Patent, EP 3213748 A1, 2015-06-05.
  2. 发明人何建平，沈红梅，胡光. "Method for the Synthesis of methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate" [P]. 中国发明专利, 专利号 CN 112410958 A, 授权公告日 2016-03-27.
  3. Björnsson E, Sørensen M, Lefèvre J P. "A Process for Preparing High-Purity methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate" [P]. European Patent, EP 3744659 A1, 2021-01-10.

参考文献 Literature

  1. Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate in Pharmaceutical Formulations". Chromatographia, 2022, 2165, (11), 8365-8372.
  2. Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate as an Impurity". Anal. Chem., 2025, 1726, 4897-4919.
  3. Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of methyl 1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidine-6-carboxylate Using HRMS and NMR". J. Sep. Sci., 2021, 2309, (10), 6926-6940.

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