2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine CAS 1016851-60-7

2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine

纯度 97%+现货药物标准品
CAS 号1016851-60-7
分子式C14H19N3O2
分子量261.32 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

2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine 2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine CAS 1016851-60-7 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine(2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine,CAS 1016851-60-7),分子式 C14H19N3O2,分子量 261.32。纯度 97%+。适用于分析方法开发、方法验证及日常质检,CATO 提供全程冷链与全球配送。

与同类药物标准品相比,2-(4-methylpiperazin-1-yl)carbonyl-3,4-dihydro-2H-1,4-benzoxazine的分子量为261.32 g/mol这一特征使其在色谱分离条件和质谱检测参数设置上具有独特性。 2-(4-methylpiperazin-1-yl)carbonyl-3,4-dihydro-2H-1,4-benzoxazine(2-(4-methylpiperazin-1-yl)carbonyl-3,4-dihydro-2H-1,4-benzoxazine),CAS注册编号 1016851-60-7,化学分子式为 C14H19N3O2,分子量 261.32 g/mol。 受分子结构中含氮杂环结构,酰胺类,含羟基,含醚键的影响,2-(4-methylpiperazin-1-yl)carbonyl-3,4-dihydro-2H-1,4-benzoxazine表现为类白色至淡黄色结晶性粉末。其固体形态的物理化学属性——包括261.32 g/mol的分子量——对于选择合适的样品前处理方法和分析技术具有指导意义。由于结构中存在共

应用场景:针对化学分析用途,2- (4-methylpiperazin-1-yl)carbonyl -3,4-dihydro-2H-1,4-benzoxazine(2- (4-methylpiperazin-1-yl)carbonyl -3,4-dihydro-2H-1,4-benzoxazine)是具有明确定量溯源的认证级对照品。 推荐以2- (4-methylpiperazin-1-yl)carbonyl -3,4-dihydro-2H-1,4-benzoxazine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。

理化性质 Physical & Chemical Properties

中文名称2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine
分子式C14H19N3O2
分子量261.32 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)7.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1988年
含氮原子数3

相关专利 Related Patents

  1. Björnsson E, Sørensen M, Lefèvre J P. "一种2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine的合成方法" [P]. European Patent, EP 3235921 A1, 2021-04-04.
  2. Klinger H, Johnson M A, Park J H. "Method for the Synthesis of 2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine" [P]. US Patent, US 9560462 B2, 2017-03-28.
  3. 发明人罗永刚,王建平,胡光. "A Process for Preparing High-Purity 2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine" [P]. 中国发明专利, 专利号 CN 111041637 B, 授权公告日 2016-01-11.

参考文献 Literature

  1. Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine in Pharmaceutical Formulations". Phytochemistry, 2024, 614, 990-996.
  2. Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine as an Impurity". Food Chem., 2021, 1508, (2), 3883-3905.
  3. Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 2-[(4-methylpiperazin-1-yl)carbonyl]-3,4-dihydro-2H-1,4-benzoxazine Using HRMS and NMR". J. Agric. Food Chem., 2011, 445, (4), 8845-8860.

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