聚(二甲基硅氧烷-<I>co</I>-二苯基硅氧烷)，二乙烯基封端 CAS 68951-96-2

68951-96-2 (3.0-3.5% Diphenylsiloxane)-dimethylsiloxane copolymer, vinyl terminated MFCD00240056 Siloxanes and silicones, dimethyl, diphenyl, (vinyloxy) terminated Siloxanes and silicones, dimethyl, diphenyl, vinyl terminated

纯度 97%+现货药物标准品
CAS 号68951-96-2
分子式C12H22OSi C4H10OSi C2H6OSi
分子量N/A 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

聚(二甲基硅氧烷-<I>co</I>-二苯基硅氧烷)，二乙烯基封端 68951-96-2 (3.0-3.5% Diphenylsiloxane)-dimethylsiloxane copolymer, vinyl terminated MFCD00240056 Siloxanes and silicones, dimethyl, diphenyl, (vinyloxy) terminated Siloxanes and silicones, dimethyl, diphenyl, vinyl terminated CAS 68951-96-2 结构式 Chemical Structure

产品介绍 Description

CAS 68951-96-2 对应的聚(二甲基硅氧烷-<I>co</I>-二苯基硅氧烷)，二乙烯基封端（68951-96-2 (3.0-3.5% Diphenylsiloxane)-dimethylsiloxane copolymer, vinyl terminated MFCD00240056 Siloxanes and silicones, dimethyl, diphenyl, (vinyloxy) terminated Siloxanes and silicones, dimethyl, diphenyl, vinyl terminated）为 CATO 佳途药物标准品产品线成员。分子式 C12H22OSi C4H10OSi C2H6OSi。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。

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。 CAS编号 68951-96-2 对应的化合物聚(二甲基硅氧烷-<I>co</I>-二苯基硅氧烷)，二乙烯基封端（英文标识 68951-96-2 (3.0-3.5% Diphenylsiloxane)-dimethylsiloxane copolymer, vinyl terminated MFCD00240056 Siloxanes and silicones, dimethyl, diphenyl, (vinyloxy) terminated Siloxanes and silicones, dimethyl, diphenyl, vinyl terminated），化学式 C12H22OSi C4H10OSi C2H6OSi，相对分子质量 386.75。 聚(二甲基硅氧烷-<I>co</I>-二苯基硅氧烷)，二乙烯基封端（C12H22OSi C4H10OSi C2H6OSi）含有羧酸类，含羟基，含醚键。较高的碳氢比使其脂溶性较好，羧基赋

应用场景：聚(二甲基硅氧烷-<I>co</I>-二苯基硅氧烷)，二乙烯基封端（68951-96-2 (3.0-3.5% Diphenylsiloxane)-dimethylsiloxane copolymer, vinyl terminated MFCD00240056 Siloxanes and silicones, dimethyl, diphenyl, (vinyloxy) terminated Siloxanes and silicones, dimethyl, diphenyl, vinyl terminated）作为药物标准品，在化学分析分析领域承担着重要的角色。 推荐以聚(二甲基硅氧烷-

理化性质 Physical & Chemical Properties

中文名称聚(二甲基硅氧烷-<I>co</I>-二苯基硅氧烷)，二乙烯基封端
分子式C12H22OSi C4H10OSi C2H6OSi
分子量386.75 g/mol
外观形态白色至类白色结晶性粉末
纯度97%+
储存条件室温保存，密封防潮
溶解性参考可溶于氯仿、二氯甲烷、乙酸乙酯、DMSO
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）1976年

相关专利 Related Patents

  1. 发明人何建平，唐晓军，张德明. "一种聚(二甲基硅氧烷-<I>co</I>-二苯基硅氧烷)，二乙烯基封端的合成方法" [P]. 中国发明专利, 专利号 CN 115171972 A, 授权公告日 2024-03-25.
  2. 发明人唐晓军，林芳，高志强. "Method for the Synthesis of 68951-96-2 (3.0-3.5% Diphenylsiloxane)-dimethylsiloxane copolymer, vinyl terminated MFCD00240056 Siloxanes and silicones, dimethyl, diphenyl, (vinyloxy) terminated Siloxanes and silicones, dimethyl, diphenyl, vinyl terminated" [P]. 中国发明专利, 专利号 CN 112395585 B, 授权公告日 2019-10-18.
  3. 发明人张德明，王建平，郭海燕. "A Process for Preparing High-Purity 68951-96-2 (3.0-3.5% Diphenylsiloxane)-dimethylsiloxane copolymer, vinyl terminated MFCD00240056 Siloxanes and silicones, dimethyl, diphenyl, (vinyloxy) terminated Siloxanes and silicones, dimethyl, diphenyl, vinyl terminated" [P]. 中国发明专利, 专利号 CN 117232404 A, 授权公告日 2024-09-12.

参考文献 Literature

  1. Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 聚(二甲基硅氧烷-<I>co</I>-二苯基硅氧烷)，二乙烯基封端 in Pharmaceutical Formulations". Sci. Total Environ., 2011, 1996, (10), 550-566.
  2. Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of 聚(二甲基硅氧烷-<I>co</I>-二苯基硅氧烷)，二乙烯基封端 as an Impurity". Molecules, 2023, 2129, 6347-6360.
  3. Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 68951-96-2 (3.0-3.5% Diphenylsiloxane)-dimethylsiloxane copolymer, vinyl terminated MFCD00240056 Siloxanes and silicones, dimethyl, diphenyl, (vinyloxy) terminated Siloxanes and silicones, dimethyl, diphenyl, vinyl terminated Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2014, 1792, (6), 6781-6796.

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