首页 > 药物标准品 > trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid (1820570-12-4)
trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid CAS 1820570-12-4
trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid
纯度 97%+ 现货 药物标准品
CAS 号 1820570-12-4
分子式 C15H16N2O3
分子量 272.30 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 trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid(trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid)是药物分析与质量控制领域常用的药物标准品,CAS 号 1820570-12-4。分子式 C15H16N2O3,分子量 272.30。纯度 97%+。CATO 佳途拥有 130,000+ 标准品现货目录,可一站式满足配套采购需求。
在现行药典和法规框架下,药物标准品的合规要求中明确涉及对包括trans-2-1-(2-methylphenyl)-1H-pyrazol-5-yloxolane-3-carboxylic acid在内的目标物的控制。
CAS编号 1820570-12-4 对应的化合物trans-2-1-(2-methylphenyl)-1H-pyrazol-5-yloxolane-3-carboxylic acid(英文标识 trans-2-1-(2-methylphenyl)-1H-pyrazol-5-yloxolane-3-carboxylic acid),化学式 C15H16N2O3,相对分子质量 272.30。
trans-2-1-(2-methylphenyl)-1H-pyrazol-5-yloxolane-3-carboxylic acid(分子式 C15H16N2O3)的化学结构中包含含氮杂环结构,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响,这为HPLC-UV/DAD或LC-MS方法的建立提供了重要依据。分子中的氮原子赋予该化合
应用场景: trans-2- 1-(2-methylphenyl)-1H-pyrazol-5-yl oxolane-3-carboxylic acid(trans-2- 1-(2-methylphenyl)-1H-pyrazol-5-yl oxolane-3-carboxylic acid,CAS 1820570-12-4)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trans-2- 1-(2-methylphenyl)-1H-pyrazol-5-yl oxolane-3-carboxylic acid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
理化性质 Physical & Chemical Properties 中文名称 trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid 分子式 C15H16N2O3 分子量 272.30 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,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) 9.0 UV特征 有紫外吸收 结构特征 含芳环 CAS登记年份(估) 1995年 含氮原子数 2
相关专利 Related Patents O'Brien P Q, Hughes D C, Patel M V. "一种trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid的合成方法" [P]. US Patent, US 10865537 B2, 2021-12-16. 发明人罗永刚,钱学锋,王建平. "Method for the Synthesis of trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109382003 A, 授权公告日 2023-08-11. 发明人胡光,唐晓军,周伟. "A Process for Preparing High-Purity trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116930573 A, 授权公告日 2020-02-08.
参考文献 Literature Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid in Pharmaceutical Formulations". Chemosphere , 2018 , 321, (5) , 5614-5626. Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid as an Impurity". J. Nat. Prod. , 2020 , 630, (7) , 6693-6723. Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of trans-2-[1-(2-methylphenyl)-1H-pyrazol-5-yl]oxolane-3-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal. , 2021 , 1840, (4) , 2803-2824.
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UH11FDQ454
Ramoplanin A(sub 3)
Ramoplanin A3
(S)-2-(3-Chloro-4-hydroxyphenyl)-N-(N(sup 2)-((2Z,4Z)-8-methyl-2,4-nonadienoyl)-(S)-asparaginyl-(2S,3S)-3-hydroxyasparaginyl-(R)-2-(p-hydroxyphenyl)glycyl-(R)-ornithyl-(2R,3R)-allothreonyl-2-(p-hydroxyphenyl)glycyl-2-(p-hydroxyphenyl)glycyl-(2S,3S)-allothreonyl-(S)-phenylalanyl-(R)-ornithyl-(S)-2-(p-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycyl-(2R,3R)-allothreonyl-(S)-2-(p-hydroxyphenyl)glycylglycyl-(S)-leucyl-(R)-alanyl)glycine psi1-lactone
Ramoplanin A 1 (peptide moiety), 1-(N(sup 2)-methyl-1-oxo-2,4-nonadienyl)-L-asparagine)-11-(L-2-(4-((2-O-alpha-D-mannopyranosyl-alpha-D-mannopyranosyl)oxy)phenyl)glycine)-, (Z,Z)-
UNII-UH11FDQ454 (CAS 81988-89-8)
« (1R)-5,7-difluoro-1,2,3,4-tetrahydronaphthalen-1-amine hydrochloride 5-Oxo-5-((1s,5s)-8-oxo-1,5,6,8-tetrahydro-2h-1,5-methanopyrido[1,2-a][1,5]diazocin-3(4h)-yl)pentanoic acid »
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