甲基三甲基硅基二甲基乙烯酮缩二乙醇 CAS 31469-15-5

Dimethylketene methyltrimethylsilylacetal 1-methoxy-1-(trimethylsiloxy)-2-methyl-1-propene Methyl trimethylsilyl dimethylketene acetal (1-Methoxy-2-methyl-1-propenyloxy)trimethylsilane 1-Methoxy-2-methyl-1-(trimethylsiloxy)propene 31469-15-5 S07264

纯度 97%+现货药物标准品
CAS 号31469-15-5
分子式C8H18O2Si
分子量174.31 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

甲基三甲基硅基二甲基乙烯酮缩二乙醇 Dimethylketene methyltrimethylsilylacetal 1-methoxy-1-(trimethylsiloxy)-2-methyl-1-propene Methyl trimethylsilyl dimethylketene acetal (1-Methoxy-2-methyl-1-propenyloxy)trimethylsilane 1-Methoxy-2-methyl-1-(trimethylsiloxy)propene 31469-15-5 S07264 CAS 31469-15-5 结构式 Chemical Structure

产品介绍 Description

CAS 31469-15-5 对应的甲基三甲基硅基二甲基乙烯酮缩二乙醇（Dimethylketene methyltrimethylsilylacetal 1-methoxy-1-(trimethylsiloxy)-2-methyl-1-propene Methyl trimethylsilyl dimethylketene acetal (1-Methoxy-2-methyl-1-propenyloxy)trimethylsilane 1-Methoxy-2-methyl-1-(trimethylsiloxy)propene 31469-15-5 S07264）为 CATO 佳途药物标准品产品线成员。分子式 C8H18O2Si，分子量 174.31。纯度 97%+。所有批次均经 HPLC/NMR 等多项检测确认，质量稳定可溯源。

依据分子式为 C8H18O2Si 的甲基三甲基硅基二甲基乙烯酮缩二乙醇结构特征，其分子内含羧酸类，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 174.31 g/mol 这一参数对质谱检测中的分子离子峰识别具有直接参考价值。 CAS编号 31469-15-5 对应的化合物甲基三甲基硅基二甲基乙烯酮缩二乙醇（英文标识 Dimethylketene methyltrimethylsilylacetal 1-methoxy-1-(trimethylsiloxy)-2-methyl-1-propene Methyl trimethylsilyl dimethylketene acetal (1-Methoxy-2-methyl-1-propenyloxy)trimethylsilane 1-Methoxy-2-methyl-1-(trimethylsiloxy)propene 31469-15-5 S07264），化学式 C8H18O2Si，相对分子质量 174.31。 在定量分析中，可作为校准标准或内标物使用，适用于多种检测技术平台

应用场景：甲基三甲基硅基二甲基乙烯酮缩二乙醇（Dimethylketene methyltrimethylsilylacetal 1-methoxy-1-(trimethylsiloxy)-2-methyl-1-propene Methyl trimethylsilyl dimethylketene acetal (1-Methoxy-2-methyl-1-propenyloxy)trimethylsilane 1-Methoxy-2-methyl-1-(trimethylsiloxy)propene 31469-15-5 S07264，CAS 31469-15-5）的标准化应用场景涵盖化学分析等多个专

理化性质 Physical & Chemical Properties

中文名称甲基三甲基硅基二甲基乙烯酮缩二乙醇
分子式C8H18O2Si
分子量174.31 g/mol
外观形态白色至类白色结晶性粉末
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）0.0
CAS登记年份（估）1965年

相关专利 Related Patents

  1. 发明人罗永刚，李文辉，黄志刚. "一种甲基三甲基硅基二甲基乙烯酮缩二乙醇的合成方法" [P]. 中国发明专利, 专利号 CN 109272574 A, 授权公告日 2016-05-04.
  2. 发明人周伟，马晓峰，黄志刚. "Method for the Synthesis of Dimethylketene methyltrimethylsilylacetal 1-methoxy-1-(trimethylsiloxy)-2-methyl-1-propene Methyl trimethylsilyl dimethylketene acetal (1-Methoxy-2-methyl-1-propenyloxy)trimethylsilane 1-Methoxy-2-methyl-1-(trimethylsiloxy)propene 31469-15-5 S07264" [P]. 中国发明专利, 专利号 CN 111817867 A, 授权公告日 2024-07-25.
  3. Lefèvre J P, Nowak P, Johansson L. "A Process for Preparing High-Purity Dimethylketene methyltrimethylsilylacetal 1-methoxy-1-(trimethylsiloxy)-2-methyl-1-propene Methyl trimethylsilyl dimethylketene acetal (1-Methoxy-2-methyl-1-propenyloxy)trimethylsilane 1-Methoxy-2-methyl-1-(trimethylsiloxy)propene 31469-15-5 S07264" [P]. European Patent, EP 3600260 A1, 2019-10-02.

参考文献 Literature

  1. Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 甲基三甲基硅基二甲基乙烯酮缩二乙醇 in Pharmaceutical Formulations". Chemosphere, 2025, 1820, (4), 3820-3850.
  2. Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 甲基三甲基硅基二甲基乙烯酮缩二乙醇 as an Impurity". Anal. Methods, 2017, 2447, (2), 5451-5464.
  3. Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Dimethylketene methyltrimethylsilylacetal 1-methoxy-1-(trimethylsiloxy)-2-methyl-1-propene Methyl trimethylsilyl dimethylketene acetal (1-Methoxy-2-methyl-1-propenyloxy)trimethylsilane 1-Methoxy-2-methyl-1-(trimethylsiloxy)propene 31469-15-5 S07264 Using HRMS and NMR". Molecules, 2017, 103, (5), 4931-4944.

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