4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide CAS 1797582-48-9

4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide

纯度 97%+现货药物标准品
CAS 号1797582-48-9
分子式C18H21ClN2O2
分子量332.82 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

4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide 4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide CAS 1797582-48-9 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide(4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide)为药物标准品,CAS 登记号 1797582-48-9,分子式 C18H21ClN2O2,分子量 332.82。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。

本品适用于HPLC、GC、LC-MS/MS、GC-MS等主要色谱平台的定量分析,可作为外标法校准标准品或系统适用性测试参考物质使用。 4-acetyl-N-(5-chloro-2-methylphenyl)methyl-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide(4-acetyl-N-(5-chloro-2-methylphenyl)methyl-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide),CAS注册编号 1797582-48-9,化学分子式为 C18H21ClN2O2,分子量 332.82 g/mol。 依据分子式为 C18H21ClN2O2 的4-acetyl-N-(5-chloro-2-methylphenyl)methyl-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide结构特征,其分子内含甾体骨架,酰胺类,含羟基,含醚键,含氯取代,这意味着该化合物在紫外光谱中会呈现特征性的吸收带。分子量 332.82 g/mol 这一参数

应用场景:4-acetyl-N- (5-chloro-2-methylphenyl)methyl -3-ethyl-5-methyl-1H-pyrrole-2-carboxamide(4-acetyl-N- (5-chloro-2-methylphenyl)methyl -3-ethyl-5-methyl-1H-pyrrole-2-carboxamide,CAS 1797582-48-9)的标准化应用场景涵盖化学分析等多个专业技术领域。 推荐以4-acetyl-N- (5-chloro-2-methylphenyl)methyl -3-ethyl-5-methyl-1H-pyrrole-2-carbo

理化性质 Physical & Chemical Properties

中文名称4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide
分子式C18H21ClN2O2
分子量332.82 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)9.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1994年
卤素含量Cl取代
含氮原子数2

相关专利 Related Patents

  1. 发明人黄志刚,钱学锋,刘建华. "一种4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide的合成方法" [P]. 中国发明专利, 专利号 CN 109046069 B, 授权公告日 2021-11-26.
  2. Fischer A B, Klinger H, Hughes D C. "Method for the Synthesis of 4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide" [P]. US Patent, US 9438495 B2, 2016-03-21.

参考文献 Literature

  1. Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of 4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide in Pharmaceutical Formulations". J. Agric. Food Chem., 2018, 2049, 5276-5286.
  2. Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-acetyl-N-[(5-chloro-2-methylphenyl)methyl]-3-ethyl-5-methyl-1H-pyrrole-2-carboxamide as an Impurity". Sci. Total Environ., 2019, 2476, (5), 26-49.

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