tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate CAS 2044871-12-5

tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate

纯度 97%+现货药物标准品
CAS 号2044871-12-5
分子式C16H25N3O3
分子量307.39 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-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate CAS 2044871-12-5 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate(tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate)为药物标准品,CAS 登记号 2044871-12-5,分子式 C16H25N3O3,分子量 307.39。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。

tert-butyl 4-{1H,4H,6H,7H-pyrano4,3-cpyrazol-3-yl}piperidine-1-carboxylate(tert-butyl 4-{1H,4H,6H,7H-pyrano4,3-cpyrazol-3-yl}piperidine-1-carboxylate),CAS注册编号 2044871-12-5,化学分子式为 C16H25N3O3,分子量 307.39 g/mol。 从化学结构特征来看,tert-butyl 4-{1H,4H,6H,7H-pyrano4,3-cpyrazol-3-yl}piperidine-1-carboxylate的分子骨架中包含含氮杂环结构,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307.39 g/mol,属于较高分子量化合物。含氮官能团的存在使该化合物在ESI正离子模式下具有优良的离子化效率,适合LC-MS/MS分析。 推荐用于分析方法开发与验证,产品提供完整COA证书,确保ISO 17034标准的量值溯源要求。适用于GLP实验室

应用场景:针对化学分析用途,tert-butyl 4-{1H,4H,6H,7H-pyrano 4,3-c pyrazol-3-yl}piperidine-1-carboxylate(tert-butyl 4-{1H,4H,6H,7H-pyrano 4,3-c pyrazol-3-yl}piperidine-1-carboxylate)是具有明确定量溯源的认证级对照品。 推荐以tert-butyl 4-{1H,4H,6H,7H-pyrano 4,3-c pyrazol-3-yl}piperidine-1-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

理化性质 Physical & Chemical Properties

中文名称tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate
分子式C16H25N3O3
分子量307.39 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)1997年
含氮原子数3

相关专利 Related Patents

  1. Patel M V, Schröder R, Hughes D C. "一种tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate的合成方法" [P]. US Patent, US 11144055 B2, 2016-04-22.
  2. 发明人韩伟,赵玉洁,沈红梅. "Method for the Synthesis of tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 108617033 B, 授权公告日 2023-11-15.

参考文献 Literature

  1. Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate in Pharmaceutical Formulations". Molecules, 2022, 449, (5), 820-844.
  2. Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate as an Impurity". J. Agric. Food Chem., 2021, 2418, (1), 4531-4545.
  3. O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate Using HRMS and NMR". Food Chem., 2020, 2034, (10), 7566-7579.
  4. O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate tert-butyl 4-{1H,4H,6H,7H-pyrano[4,3-c]pyrazol-3-yl}piperidine-1-carboxylate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2010, 2430, 9320-9349.

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