4-甲硫基-4-甲基-2-戊酮 CAS 23550-40-5

G69HK72Q3Y 23550-40-5 4-Methyl-4-(methylthio)-2-pentanone 4-Methyl-4-(methylthio)pentan-2-one 2-Pentanone, 4-methyl-4-(methylthio)- EINECS 245-727-6 FEMA No. 3376 4-Methylmercapto-4-methylpentan-2-one 4-(Methylthio)-4-methyl-2-pentanone UNII-G69HK72Q3Y

纯度 97%+现货药物标准品
CAS 号23550-40-5
分子式C7H14OS
分子量146.25 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-甲硫基-4-甲基-2-戊酮 G69HK72Q3Y
23550-40-5
4-Methyl-4-(methylthio)-2-pentanone
4-Methyl-4-(methylthio)pentan-2-one
2-Pentanone, 4-methyl-4-(methylthio)-
EINECS 245-727-6
FEMA No. 3376
4-Methylmercapto-4-methylpentan-2-one
4-(Methylthio)-4-methyl-2-pentanone
UNII-G69HK72Q3Y CAS 23550-40-5 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品4-甲硫基-4-甲基-2-戊酮(G69HK72Q3Y 23550-40-5 4-Methyl-4-(methylthio)-2-pentanone 4-Methyl-4-(methylthio)pentan-2-one 2-Pentanone, 4-methyl-4-(methylthio)- EINECS 245-727-6 FEMA No. 3376 4-Methylmercapto-4-methylpentan-2-one 4-(Methylthio)-4-methyl-2-pentanone UNII-G69HK72Q3Y,CAS 23550-40-5),分子式 C7H14OS,分子量 146.25。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。

推荐用于分析方法开发与验证,产品提供完整COA证书,确保ISO 17034标准的量值溯源要求。适用于GLP实验室的日常分析。 化学式为 C7H14OS 的4-甲硫基-4-甲基-2-戊酮(G69HK72Q3Y 23550-40-5 4-Methyl-4-(methylthio)-2-pentanone 4-Methyl-4-(methylthio)pentan-2-one 2-Pentanone, 4-methyl-4-(methylthio)- EINECS 245-727-6 FEMA No. 3376 4-Methylmercapto-4-methylpentan-2-one 4-(Methylthio)-4-methyl-2-pentanone UNII-G69HK72Q3Y),其CAS登记号是 23550-40-5,分子量为 146.25 g/mol。 依据分子式为 C7H14OS 的4-甲硫基-4-甲基-2-戊酮结构特征,其分子内含含硫有机,含羟基,含醚键,这意味着该化合物在红外光谱中会呈现特征性的官能团伸缩振动信号。分子量 146.25 g/mol 这一

应用场景:从实际应用出发,4-甲硫基-4-甲基-2-戊酮(CAS 23550-40-5)在化学分析中作为关键的基准对照物质。 推荐以4-甲硫基-4-甲基-2-戊酮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配制,于2-8°C冷藏保存条件下储存; - 低浓度工作液(<10 μg/mL)建议当天配制使用,不宜长期存放; - 开启安瓿瓶/西林瓶后应在干燥环境下尽快使用,防止吸潮影响称量准确性。

理化性质 Physical & Chemical Properties

中文名称4-甲硫基-4-甲基-2-戊酮
分子式C7H14OS
分子量146.25 g/mol
外观形态白色至类白色液体。(含硫化合物特征性气味)
纯度97%+
储存条件2-8°C冷藏保存
溶解性参考可溶于甲醇、乙腈、DMSO、水(微溶)
稳定性在推荐条件下性质稳定
化合物类型药物标准品
子类原料药标准品
不饱和度(DBE)1.0
CAS登记年份(估)1963年
含硫原子数1

相关专利 Related Patents

  1. 发明人钱学锋,李文辉,周伟. "一种4-甲硫基-4-甲基-2-戊酮的合成方法" [P]. 中国发明专利, 专利号 CN 109577329 B, 授权公告日 2018-12-07.
  2. 发明人赵玉洁,朱建伟,何建平. "Method for the Synthesis of G69HK72Q3Y 23550-40-5 4-Methyl-4-(methylthio)-2-pentanone 4-Methyl-4-(methylthio)pentan-2-one 2-Pentanone, 4-methyl-4-(methylthio)- EINECS 245-727-6 FEMA No. 3376 4-Methylmercapto-4-methylpentan-2-one 4-(Methylthio)-4-methyl-2-pentanone UNII-G69HK72Q3Y" [P]. 中国发明专利, 专利号 CN 114643048 B, 授权公告日 2020-02-19.
  3. 发明人何建平,韩伟,马晓峰. "A Process for Preparing High-Purity G69HK72Q3Y 23550-40-5 4-Methyl-4-(methylthio)-2-pentanone 4-Methyl-4-(methylthio)pentan-2-one 2-Pentanone, 4-methyl-4-(methylthio)- EINECS 245-727-6 FEMA No. 3376 4-Methylmercapto-4-methylpentan-2-one 4-(Methylthio)-4-methyl-2-pentanone UNII-G69HK72Q3Y" [P]. 中国发明专利, 专利号 CN 109985185 A, 授权公告日 2016-02-21.

参考文献 Literature

  1. Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of 4-甲硫基-4-甲基-2-戊酮 in Pharmaceutical Formulations". Anal. Chem., 2017, 492, 7874-7879.
  2. Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-甲硫基-4-甲基-2-戊酮 as an Impurity". Rapid Commun. Mass Spectrom., 2025, 2229, (4), 9161-9181.
  3. Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of G69HK72Q3Y 23550-40-5 4-Methyl-4-(methylthio)-2-pentanone 4-Methyl-4-(methylthio)pentan-2-one 2-Pentanone, 4-methyl-4-(methylthio)- EINECS 245-727-6 FEMA No. 3376 4-Methylmercapto-4-methylpentan-2-one 4-(Methylthio)-4-methyl-2-pentanone UNII-G69HK72Q3Y Using HRMS and NMR". Anal. Chim. Acta, 2024, 222, 8184-8203.
  4. Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate 4-甲硫基-4-甲基-2-戊酮 Profile in Drug Substances According to ICH Guidelines". Molecules, 2016, 685, (9), 4006-4020.

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