tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate CAS 951134-38-6

tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate

纯度 97%+现货药物标准品
CAS 号951134-38-6
分子式C13H19N3O3
分子量265.31 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

tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate CAS 951134-38-6 结构式 Chemical Structure

产品介绍 Description

tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate(英文名 tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate,CAS 951134-38-6)属于药物标准品。分子式 C13H19N3O3,分子量 265.31。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tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido4,5-dazepine-7-carboxylate在内的目标物的控制。 tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido4,5-dazepine-7-carboxylate(tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido4,5-dazepine-7-carboxylate),CAS注册编号 951134-38-6,化学分子式为 C13H19N3O3,分子量 265.31 g/mol。 tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido4,5-dazepine-7-carboxylate(分子式 C13H19N3O3)的化学结构中包含含氮杂环结构,酰胺类,含羟基,含醚键。在反相色谱体系中,其保留行为主要受含氮官能团的质子化状态影响,这为HPLC-UV/DAD或LC-MS方法的建立提供了重要依据。由于结构

应用场景:在化学分析实验室中,tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido 4,5-d azepine-7-carboxylate(CAS 951134-38-6)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tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido 4,5-d azepine-7-carboxylate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: - 称量前将样品在干燥器内平衡至室

理化性质 Physical & Chemical Properties

中文名称tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate
分子式C13H19N3O3
分子量265.31 g/mol
外观形态类白色至淡黄色结晶性粉末
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)1987年
含氮原子数3

相关专利 Related Patents

  1. Stevens L M, Brown S R, Klinger H. "一种tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate的合成方法" [P]. US Patent, US 11974456 B2, 2025-06-16.
  2. Patel M V, Thompson G K, Fischer A B. "Method for the Synthesis of tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate" [P]. US Patent, US 11561204 B2, 2025-12-09.

参考文献 Literature

  1. Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate in Pharmaceutical Formulations". Chromatographia, 2022, 1254, (1), 4601-4605.
  2. Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate as an Impurity". Anal. Chem., 2012, 365, (7), 5507-5531.
  3. Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of tert-butyl 4-hydroxy-5H,6H,7H,8H,9H-pyrimido[4,5-d]azepine-7-carboxylate Using HRMS and NMR". J. Chromatogr. A, 2017, 2050, 7011-7027.

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