CAS 881-99-2

.alpha.,.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloroxylene 1,3-Bis(trichloromethyl)benzene 1,3-Di(trichloromethyl)benzene 881-99-2 Benzene,3-bis(trichloromethyl)- NSC-41882 NSC41882 WLN: GXGGR CXGGG m-Bis(trichlormethyl)benzene m-Bis(trichloromethyl)benzene m-Bis(tricholormethyl)benzene m-Xylene,.alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-hexachloro-

纯度 97%+现货药物标准品
CAS 号881-99-2
分子式C8H4Cl6
分子量312.84 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

 .alpha.,.alpha.'-Hexachloro-m-xylene
.alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloro-m-xylene
.alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloroxylene
1,3-Bis(trichloromethyl)benzene
1,3-Di(trichloromethyl)benzene
881-99-2
Benzene,3-bis(trichloromethyl)-
NSC-41882
NSC41882
WLN: GXGGR CXGGG
m-Bis(trichlormethyl)benzene
m-Bis(trichloromethyl)benzene
m-Bis(tricholormethyl)benzene
m-Xylene,.alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-hexachloro- CAS 881-99-2 结构式 Chemical Structure

产品介绍 Description

(英文名 .alpha.,.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloroxylene 1,3-Bis(trichloromethyl)benzene 1,3-Di(trichloromethyl)benzene 881-99-2 Benzene,3-bis(trichloromethyl)- NSC-41882 NSC41882 WLN: GXGGR CXGGG m-Bis(trichlormethyl)benzene m-Bis(trichloromethyl)benzene m-Bis(tricholormethyl)benzene m-Xylene,.alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-hexachloro-,CAS 881-99-2)属于药物标准品。分子式 C8H4Cl6,分子量 312.84。纯度 97%+。佳途科技作为 ISO 17034 认可的标准物质生产商,为该产品提供完整的质量文件与技术支持。

(分子式 C8H4Cl6)的化学结构中包含含氯取代。在反相色谱体系中,其保留行为主要受官能团的极性和离子化状态影响,这为HPLC-UV/DAD或LC-MS方法的建立提供了重要依据。分子中包含芳环或共轭体系,在UV-Vis光谱中具有特征性吸收带,适用于紫外或二极管阵列检测器(DAD)的定量分析。 化学式为 C8H4Cl6 的(.alpha.,.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloroxylene 1,3-Bis(trichloromethyl)benzene 1,3-Di(trichloromethyl)benzene 881-99-2 Benzene,3-bis(trichloromethyl)- NSC-41882 NSC41882 WLN: GXGGR CXGGG m-Bis(trichlormethyl)benzene m-Bis(t

应用场景:从实际应用出发,(CAS 881-99-2)在化学分析中作为关键的基准对照物质。 推荐以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,于室温保存条件下储存; - 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
分子式C8H4Cl6
分子量312.84 g/mol
外观形态类白色至淡黄色结晶性粉末。(具有轻微卤代物特征气味,挥发性较低)
纯度97%+
储存条件室温保存
溶解性参考可溶于甲醇、乙腈、DMSO
稳定性空气中长期暴露可能发生缓慢氧化
化合物类型药物标准品
子类原料药标准品
不饱和度(DBE)4.0
UV特征有紫外吸收
结构特征含芳环
CAS登记年份(估)1957年
卤素含量Cl取代

相关专利 Related Patents

  1. 发明人赵玉洁,陈志强,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114646354 B, 授权公告日 2022-12-15.
  2. 发明人孙丽萍,韩伟,林芳. "Method for the Synthesis of .alpha.,.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloroxylene 1,3-Bis(trichloromethyl)benzene 1,3-Di(trichloromethyl)benzene 881-99-2 Benzene,3-bis(trichloromethyl)- NSC-41882 NSC41882 WLN: GXGGR CXGGG m-Bis(trichlormethyl)benzene m-Bis(trichloromethyl)benzene m-Bis(tricholormethyl)benzene m-Xylene,.alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-hexachloro-" [P]. 中国发明专利, 专利号 CN 108018196 A, 授权公告日 2016-05-02.
  3. Sørensen M, Martínez F, Lefèvre J P. "A Process for Preparing High-Purity .alpha.,.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloroxylene 1,3-Bis(trichloromethyl)benzene 1,3-Di(trichloromethyl)benzene 881-99-2 Benzene,3-bis(trichloromethyl)- NSC-41882 NSC41882 WLN: GXGGR CXGGG m-Bis(trichlormethyl)benzene m-Bis(trichloromethyl)benzene m-Bis(tricholormethyl)benzene m-Xylene,.alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-hexachloro-" [P]. European Patent, EP 3731382 A1, 2016-12-09.

参考文献 Literature

  1. Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2023, 997, (11), 3395-3406.
  2. Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2018, 1167, (8), 5343-5368.
  3. Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of .alpha.,.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloro-m-xylene .alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-Hexachloroxylene 1,3-Bis(trichloromethyl)benzene 1,3-Di(trichloromethyl)benzene 881-99-2 Benzene,3-bis(trichloromethyl)- NSC-41882 NSC41882 WLN: GXGGR CXGGG m-Bis(trichlormethyl)benzene m-Bis(trichloromethyl)benzene m-Bis(tricholormethyl)benzene m-Xylene,.alpha.,.alpha.,.alpha.',.alpha.',.alpha.'-hexachloro- Using HRMS and NMR". J. Pharm. Biomed. Anal., 2011, 1938, (11), 8636-8661.

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