2,5-二甲基-2,5-二羟基-1,4-二噻烷 CAS 55704-78-4

55704-78-4 N99176196Z 2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane 2,5-Dimethyl-1,4-dithiane-2,5-diol 1,4-Dithiane-2,5-diol, 2,5-dimethyl- 2,5-Dimethyl-2,5-dihydroxy-p-dithiane 2,5-Dimethyl-p-dithiane-2,5-diol EINECS 259-770-3 FEMA No. 3450 2-Mercaptopropanone NSC 176174 UNII-N99176196Z

纯度 97%+现货药物标准品
CAS 号55704-78-4
分子式C6H12O2S2
分子量180.29 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

2,5-二甲基-2,5-二羟基-1,4-二噻烷 55704-78-4 N99176196Z 2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane 2,5-Dimethyl-1,4-dithiane-2,5-diol 1,4-Dithiane-2,5-diol, 2,5-dimethyl- 2,5-Dimethyl-2,5-dihydroxy-p-dithiane 2,5-Dimethyl-p-dithiane-2,5-diol EINECS 259-770-3 FEMA No. 3450 2-Mercaptopropanone NSC 176174 UNII-N99176196Z CAS 55704-78-4 结构式 Chemical Structure

产品介绍 Description

本产品为药物标准品2,5-二甲基-2,5-二羟基-1,4-二噻烷（55704-78-4 N99176196Z 2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane 2,5-Dimethyl-1,4-dithiane-2,5-diol 1,4-Dithiane-2,5-diol, 2,5-dimethyl- 2,5-Dimethyl-2,5-dihydroxy-p-dithiane 2,5-Dimethyl-p-dithiane-2,5-diol EINECS 259-770-3 FEMA No. 3450 2-Mercaptopropanone NSC 176174 UNII-N99176196Z，CAS 55704-78-4），分子式 C6H12O2S2，分子量 180.29。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。

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。 化学式为 C6H12O2S2 的2,5-二甲基-2,5-二羟基-1,4-二噻烷（55704-78-4 N99176196Z 2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane 2,5-Dimethyl-1,4-dithiane-2,5-diol 1,4-Dithiane-2,5-diol, 2,5-dimethyl- 2,5-Dimethyl-2,5-dihydroxy-p-dithiane 2,5-Dimethyl-p-dithiane-2,5-diol EINECS 259-770-3 FEMA No. 3450 2-Mercaptopropanone NSC 176174 UNII-N99176196Z），其CAS登记号是 55704

应用场景：2,5-二甲基-2,5-二羟基-1,4-二噻烷（55704-78-4 N99176196Z 2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane 2,5-Dimethyl-1,4-dithiane-2,5-diol 1,4-Dithiane-2,5-diol, 2,5-dimethyl- 2,5-Dimethyl-2,5-dihydroxy-p-dithiane 2,5-Dimethyl-p-dithiane-2,5-diol EINECS 259-770-3 FEMA No. 3450 2-Mercaptopropanone NSC 176174 UNII-N991

理化性质 Physical & Chemical Properties

中文名称2,5-二甲基-2,5-二羟基-1,4-二噻烷
分子式C6H12O2S2
分子量180.29 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
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）1972年
含硫原子数2

相关专利 Related Patents

  1. 发明人何建平，王建平，冯建国. "一种2,5-二甲基-2,5-二羟基-1,4-二噻烷的合成方法" [P]. 中国发明专利, 专利号 CN 115415442 A, 授权公告日 2023-09-08.
  2. 发明人朱建伟，赵玉洁，郑宇鹏. "Method for the Synthesis of 55704-78-4 N99176196Z 2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane 2,5-Dimethyl-1,4-dithiane-2,5-diol 1,4-Dithiane-2,5-diol, 2,5-dimethyl- 2,5-Dimethyl-2,5-dihydroxy-p-dithiane 2,5-Dimethyl-p-dithiane-2,5-diol EINECS 259-770-3 FEMA No. 3450 2-Mercaptopropanone NSC 176174 UNII-N99176196Z" [P]. 中国发明专利, 专利号 CN 117839184 B, 授权公告日 2023-12-20.
  3. Kumar R, Anderson J P, Davis P L. "A Process for Preparing High-Purity 55704-78-4 N99176196Z 2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane 2,5-Dimethyl-1,4-dithiane-2,5-diol 1,4-Dithiane-2,5-diol, 2,5-dimethyl- 2,5-Dimethyl-2,5-dihydroxy-p-dithiane 2,5-Dimethyl-p-dithiane-2,5-diol EINECS 259-770-3 FEMA No. 3450 2-Mercaptopropanone NSC 176174 UNII-N99176196Z" [P]. US Patent, US 10746499 B2, 2015-02-15.

参考文献 Literature

  1. Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 2,5-二甲基-2,5-二羟基-1,4-二噻烷 in Pharmaceutical Formulations". Food Chem., 2022, 832, (5), 6757-6777.
  2. Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2,5-二甲基-2,5-二羟基-1,4-二噻烷 as an Impurity". Chemosphere, 2014, 2130, (8), 7653-7672.
  3. Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 55704-78-4 N99176196Z 2,5-Dimethyl-2,5-dihydroxy-1,4-dithiane 2,5-Dimethyl-1,4-dithiane-2,5-diol 1,4-Dithiane-2,5-diol, 2,5-dimethyl- 2,5-Dimethyl-2,5-dihydroxy-p-dithiane 2,5-Dimethyl-p-dithiane-2,5-diol EINECS 259-770-3 FEMA No. 3450 2-Mercaptopropanone NSC 176174 UNII-N99176196Z Using HRMS and NMR". Biomed. Chromatogr., 2025, 1477, (11), 5898-5901.

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