<I>O</I>-[2-(3-巯基丙酰基氨基)乙基]-<I>O</I>′-甲基聚乙二醇 CAS 401916-61-8

401916-61-8 O-[2-(3-Mercaptopropionylamino)ethyl]-O inverted exclamation marka-methylpolyethylene glycol O-[2-(3-Mercaptopropionylamino)ethyl]-O inverted exclamation marka-methylpolyethylene glycol 20 inverted exclamation marka000 PEG-thiol `Mercaptopolyethylene glycol monomethyl ether' inverted exclamation mark(R)Mercaptopolyethylene glycol 20 inverted exclamation marka000 monomethyl ether inverted exclamation mark inverted exclamation mark(R)Mercaptopolyethylene glycol monomethyl ether inverted exclamation mark

纯度 97%+现货药物标准品
CAS 号401916-61-8
分子式C4H10O2S C3H8O2
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

<I>O</I>-[2-(3-巯基丙酰基氨基)乙基]-<I>O</I>′-甲基聚乙二醇 401916-61-8 O-[2-(3-Mercaptopropionylamino)ethyl]-O inverted exclamation marka-methylpolyethylene glycol O-[2-(3-Mercaptopropionylamino)ethyl]-O inverted exclamation marka-methylpolyethylene glycol 20 inverted exclamation marka000 PEG-thiol `Mercaptopolyethylene glycol monomethyl ether' inverted exclamation mark(R)Mercaptopolyethylene glycol 20 inverted exclamation marka000 monomethyl ether inverted exclamation mark inverted exclamation mark(R)Mercaptopolyethylene glycol monomethyl ether inverted exclamation mark CAS 401916-61-8 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的<I>O</I>-[2-(3-巯基丙酰基氨基)乙基]-<I>O</I>′-甲基聚乙二醇（401916-61-8 O-[2-(3-Mercaptopropionylamino)ethyl]-O inverted exclamation marka-methylpolyethylene glycol O-[2-(3-Mercaptopropionylamino)ethyl]-O inverted exclamation marka-methylpolyethylene glycol 20 inverted exclamation marka000 PEG-thiol `Mercaptopolyethylene glycol monomethyl ether' inverted exclamation mark(R)Mercaptopolyethylene glycol 20 inverted exclamation marka000 monomethyl ether inverted exclamation mark inverted exclamation mark(R)Mercaptopolyethylene glycol monomethyl ether inverted exclamation mark）为药物标准品，CAS 登记号 401916-61-8，分子式 C4H10O2S C3H8O2。纯度 97%+。产品现货库存充足，可提供定制化规格与批次追踪服务。

本品定值报告包含以下质量控制信息： - 主成分含量：97%+； - 水分/残留溶剂：通过卡尔费休（KF）和热重分析（TGA）测定并校正； - 定值方法：HPLC-DAD面积归一化法、qNMR法、DSC法等正交验证； - 不确定度：扩展不确定度（k=2）包含测量重复性、均匀性和稳定性分量。 <I>O</I>-2-(3-巯基丙酰基氨基)乙基-<I>O</I>′-甲基聚乙二醇（401916-61-8 O-2-(3-Mercaptopropionylamino)ethyl-O inverted exclamation marka-methylpolyethylene glycol O-2-(3-Mercaptopropionylamino)ethyl-O inverted exclamation marka-methylpolyethylene glycol 20 inverted exclamation marka000 PEG-thiol `Mercaptopolyethylene glycol monomethyl ether' invert

应用场景：<I>O</I>- 2-(3-巯基丙酰基氨基)乙基 -<I>O</I>′-甲基聚乙二醇（401916-61-8 O- 2-(3-Mercaptopropionylamino)ethyl -O inverted exclamation marka-methylpolyethylene glycol O- 2-(3-Mercaptopropionylamino)ethyl -O inverted exclamation marka-methylpolyethylene glycol 20 inverted exclamation marka000 PEG-thiol `Mercaptopolyet

理化性质 Physical & Chemical Properties

中文名称<I>O</I>-[2-(3-巯基丙酰基氨基)乙基]-<I>O</I>′-甲基聚乙二醇
分子式C4H10O2S C3H8O2
分子量198.28 g/mol
外观形态白色至类白色结晶性粉末。（含硫化合物特征性气味）
纯度97%+
储存条件2-8°C冷藏保存，密封防潮
溶解性参考可溶于甲醇、乙醇、DMSO、水
稳定性具有吸湿性，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）-1.0
CAS登记年份（估）2025年
含硫原子数1

相关专利 Related Patents

  1. 发明人张德明，何建平，陈志强. "一种<I>O</I>-[2-(3-巯基丙酰基氨基)乙基]-<I>O</I>′-甲基聚乙二醇的合成方法" [P]. 中国发明专利, 专利号 CN 109652566 B, 授权公告日 2025-02-18.
  2. 发明人何建平，孙丽萍，赵玉洁. "Method for the Synthesis of 401916-61-8 O-[2-(3-Mercaptopropionylamino)ethyl]-O inverted exclamation marka-methylpolyethylene glycol O-[2-(3-Mercaptopropionylamino)ethyl]-O inverted exclamation marka-methylpolyethylene glycol 20 inverted exclamation marka000 PEG-thiol `Mercaptopolyethylene glycol monomethyl ether' inverted exclamation mark(R)Mercaptopolyethylene glycol 20 inverted exclamation marka000 monomethyl ether inverted exclamation mark inverted exclamation mark(R)Mercaptopolyethylene glycol monomethyl ether inverted exclamation mark" [P]. 中国发明专利, 专利号 CN 111921054 B, 授权公告日 2015-09-14.
  3. 发明人李文辉，胡光，孙丽萍. "A Process for Preparing High-Purity 401916-61-8 O-[2-(3-Mercaptopropionylamino)ethyl]-O inverted exclamation marka-methylpolyethylene glycol O-[2-(3-Mercaptopropionylamino)ethyl]-O inverted exclamation marka-methylpolyethylene glycol 20 inverted exclamation marka000 PEG-thiol `Mercaptopolyethylene glycol monomethyl ether' inverted exclamation mark(R)Mercaptopolyethylene glycol 20 inverted exclamation marka000 monomethyl ether inverted exclamation mark inverted exclamation mark(R)Mercaptopolyethylene glycol monomethyl ether inverted exclamation mark" [P]. 中国发明专利, 专利号 CN 114977361 B, 授权公告日 2015-12-06.

参考文献 Literature

  1. Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of <I>O</I>-[2-(3-巯基丙酰基氨基)乙基]-<I>O</I>′-甲基聚乙二醇 in Pharmaceutical Formulations". Chemosphere, 2020, 777, (12), 5687-5698.
  2. Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of <I>O</I>-[2-(3-巯基丙酰基氨基)乙基]-<I>O</I>′-甲基聚乙二醇 as an Impurity". Food Chem., 2016, 2431, (10), 3464-3469.

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