2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester CAS 776286-11-4

2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester

纯度 97%+现货药物标准品
CAS 号776286-11-4
分子式C21H21ClN2O3
分子量384.86 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-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester 2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester CAS 776286-11-4 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester(2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester,CAS 776286-11-4),分子式 C21H21ClN2O3,分子量 384.86。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。

从化学结构特征来看,2-2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl-6-methoxy-benzoic acid methyl ester的分子骨架中包含甾体骨架,酰胺类,含羟基,含醚键,含氯取代。该化合物的不饱和度为12.0,表明结构中存在约12个环或双键等价单元。分子量为384.86 g/mol,属于较高分子量化合物。分子中包含芳环或共轭体系,在UV-Vis光谱中具有特征性吸收带,适用于紫外或二极管阵列检测器(DAD)的定量分析。 2-2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl-6-methoxy-benzoic acid methyl ester(2-2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl-6-methoxy-benzoic acid methyl ester),CAS注册编号 776286-11-4,化学分子式为 C21H21ClN2O3,分子量 384.86 g/mol。

应用场景:2- 2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl -6-methoxy-benzoic acid methyl ester(2- 2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl -6-methoxy-benzoic acid methyl ester)作为药物标准品,在化学分析分析领域承担着重要的角色。 推荐以2- 2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl -6-methoxy-benzoic acid met

理化性质 Physical & Chemical Properties

中文名称2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester
分子式C21H21ClN2O3
分子量384.86 g/mol
外观形态淡黄色至黄色结晶性粉末。(具有轻微卤代物特征气味)
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;含酯键,遇强碱易水解
化合物类型药物标准品
子类原料药标准品
不饱和度(DBE)12.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1986年
卤素含量Cl取代
含氮原子数2

相关专利 Related Patents

  1. Schröder R, Kowalski A, Björnsson E. "一种2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester的合成方法" [P]. European Patent, EP 3839679 A1, 2020-10-10.
  2. Kowalski A, Martínez F, Schröder R. "Method for the Synthesis of 2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester" [P]. European Patent, EP 3692489 A1, 2025-11-14.

参考文献 Literature

  1. Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of 2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester in Pharmaceutical Formulations". Molecules, 2011, 1738, (4), 9529-9550.
  2. Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester as an Impurity". Talanta, 2019, 1163, (5), 8077-8090.
  3. Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 2-[2-(5-Chloro-3-methyl-1-phenyl-1H-pyrazol-4-yl)-ethyl]-6-methoxy-benzoic acid methyl ester Using HRMS and NMR". Sci. Total Environ., 2023, 762, (9), 1315-1342.

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