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N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide CAS 92886-99-2
N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide
纯度 97%+ 现货 药物标准品
CAS 号 92886-99-2
分子式 C19H17NO2
分子量 291.34 g/mol
分类 药物标准品 / 原料药标准品
库存状态 现货
产品介绍 Description 本产品为药物标准品N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide(N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide,CAS 92886-99-2),分子式 C19H17NO2,分子量 291.34。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。
N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide的产生途径与其化学式中甾体骨架,酰胺类,含羟基,含醚键密切相关,该结构特征决定了其在合成/纯化或降解过程中出现的概率与行为。
CAS编号 92886-99-2 对应的化合物N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide(英文标识 N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide),化学式 C19H17NO2,相对分子质量 291.34。
N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide(C19H17NO2)含有甾体骨架,酰胺类,含羟基,含醚键。较高的碳氢比使其脂溶性较好,羧基赋予其一定的酸性特征,这些物理化学性质直接决定了其标准溶液的最佳配制方案和储存策略。由于结构中存在共轭发色团,该化合物在200-400 nm区间具有显著的紫外吸收,便于HPLC-UV检测。
本品适用于
应用场景: 在化学分析实验室中,N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide(CAS 92886-99-2)凭借其97%+的纯度做为基础物质,为定量分析提供基准参照。 推荐以N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide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: - 称量前将样品在干燥器内平衡至室温(约30分钟); - 储备溶液建议用甲醇/乙腈(1:1)配制
理化性质 Physical & Chemical Properties 中文名称 N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide 分子式 C19H17NO2 分子量 291.34 g/mol 外观形态 淡黄色至黄色结晶性粉末 纯度 97%+ 储存条件 2-8°C冷藏保存,避光 溶解性参考 可溶于氯仿、二氯甲烷、乙酸乙酯、DMSO 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 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) 1983年 含氮原子数 1
相关专利 Related Patents Lefèvre J P, Björnsson E, Johansson L. "一种N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide的合成方法" [P]. European Patent, EP 3403896 A1, 2021-04-03. Thompson G K, Kumar R, Roberts E F. "Method for the Synthesis of N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide" [P]. US Patent, US 10664386 B2, 2024-05-23. 发明人罗永刚,韩伟,张德明. "A Process for Preparing High-Purity N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide" [P]. 中国发明专利, 专利号 CN 108658308 B, 授权公告日 2020-12-16.
参考文献 Literature Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide in Pharmaceutical Formulations". J. Pharm. Biomed. Anal. , 2013 , 1831, (6) , 7724-7733. Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of N-(2,6-dimethylphenyl)-3-hydroxynaphthalene-2-carboxamide as an Impurity". Sci. Total Environ. , 2012 , 2236, (4) , 1541-1561.
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