tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate CAS 1334149-56-2

tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate

纯度 97%+现货药物标准品
CAS 号1334149-56-2
分子式C12H20N2O3
分子量240.30 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-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate CAS 1334149-56-2 结构式 Chemical Structure

产品介绍 Description

CAS 1334149-56-2 对应的tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate(tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate)为 CATO 佳途药物标准品产品线成员。分子式 C12H20N2O3,分子量 240.30。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。

作为认证标准物质(CRM),tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate满足CNAS-CL04(ISO/IEC 17025)对标准物质的计量溯源性要求。批间一致性通过控制图(Control Chart)进行持续监控,保证不同批次间量值的一致性。 化学式为 C12H20N2O3 的tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate(tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate),其CAS登记号是 1334149-56-2,分子量为 240.30 g/mol。 tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate(分子式 C12H20N2O3)的化学结构中包含氨基酸衍生物,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

应用场景:针对化学分析用途,tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate(tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate)是具有明确定量溯源的认证级对照品。 推荐以tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-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:

理化性质 Physical & Chemical Properties

中文名称tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate
分子式C12H20N2O3
分子量240.30 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)4.0
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2

相关专利 Related Patents

  1. Kumar R, Chen K W, Patel M V. "一种tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate的合成方法" [P]. US Patent, US 11051640 B2, 2015-07-07.
  2. Lee S K, Davis P L, Stevens L M. "Method for the Synthesis of tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate" [P]. US Patent, US 11987123 B2, 2018-03-17.

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 tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2020, 1314, 633-660.
  2. Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate as an Impurity". Anal. Chim. Acta, 2015, 352, 8760-8772.
  3. Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2024, 917, 5866-5892.
  4. Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate tert-butyl 4-cyano-2,2,5-trimethyl-1,3-oxazolidine-3-carboxylate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2012, 2394, 2700-2711.

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