α,α′-二溴-邻二甲苯 CAS 91-13-4

1,2-Bis(bromomethyl)benzene 1,2-DIBENZYL BROMIDE 91-13-4 A,A'-DIBROMO-O-XYLENE A,A-DIBROMO-O-XYLENE ALPHA,ALPHA'-DIBROMO-2-XYLENE ALPHA,ALPHA'-DIBROMO-O-XYLENE ALPHA,ALPHA-DIBROMO-O-XYLENE AS00651 ATTERCOP-CHM AT113229 O-XYLIDENE DIBROMIDE O-XYLYLENE BROMIDE O-XYLYLENE DIBROMIDE SPEC-INF-BB S2183

纯度 97%+现货药物标准品
CAS 号91-13-4
分子式C8H14Br2
分子量270.00 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

α,α′-二溴-邻二甲苯 1,2-Bis(bromomethyl)benzene 1,2-DIBENZYL BROMIDE 91-13-4 A,A'-DIBROMO-O-XYLENE A,A-DIBROMO-O-XYLENE ALPHA,ALPHA'-DIBROMO-2-XYLENE ALPHA,ALPHA'-DIBROMO-O-XYLENE ALPHA,ALPHA-DIBROMO-O-XYLENE AS00651 ATTERCOP-CHM AT113229 O-XYLIDENE DIBROMIDE O-XYLYLENE BROMIDE O-XYLYLENE DIBROMIDE SPEC-INF-BB S2183 CAS 91-13-4 结构式 Chemical Structure

产品介绍 Description

α,α′-二溴-邻二甲苯（英文名 1,2-Bis(bromomethyl)benzene 1,2-DIBENZYL BROMIDE 91-13-4 A,A'-DIBROMO-O-XYLENE A,A-DIBROMO-O-XYLENE ALPHA,ALPHA'-DIBROMO-2-XYLENE ALPHA,ALPHA'-DIBROMO-O-XYLENE ALPHA,ALPHA-DIBROMO-O-XYLENE AS00651 ATTERCOP-CHM AT113229 O-XYLIDENE DIBROMIDE O-XYLYLENE BROMIDE O-XYLYLENE DIBROMIDE SPEC-INF-BB S2183，CAS 91-13-4）属于药物标准品。分子式 C8H14Br2，分子量 270.00。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。

作为认证标准物质（CRM），α,α′-二溴-邻二甲苯满足CNAS-CL04（ISO/IEC 17025）对标准物质的计量溯源性要求。批间一致性通过控制图（Control Chart）进行持续监控，保证不同批次间量值的一致性。 化学式为 C8H14Br2 的α,α′-二溴-邻二甲苯（1,2-Bis(bromomethyl)benzene 1,2-DIBENZYL BROMIDE 91-13-4 A,A'-DIBROMO-O-XYLENE A,A-DIBROMO-O-XYLENE ALPHA,ALPHA'-DIBROMO-2-XYLENE ALPHA,ALPHA'-DIBROMO-O-XYLENE ALPHA,ALPHA-DIBROMO-O-XYLENE AS00651 ATTERCOP-CHM AT113229 O-XYLIDENE DIBROMIDE O-XYLYLENE BROMIDE O-XYLYLENE DIBROMIDE SPEC-INF-BB S2183），其CAS登记号是 91-13-4，分子量为 270.00 g/mol。 从化学结构特征来看，α,α′

应用场景：α,α′-二溴-邻二甲苯（1,2-Bis(bromomethyl)benzene 1,2-DIBENZYL BROMIDE 91-13-4 A,A'-DIBROMO-O-XYLENE A,A-DIBROMO-O-XYLENE ALPHA,ALPHA'-DIBROMO-2-XYLENE ALPHA,ALPHA'-DIBROMO-O-XYLENE ALPHA,ALPHA-DIBROMO-O-XYLENE AS00651 ATTERCOP-CHM AT113229 O-XYLIDENE DIBROMIDE O-XYLYLENE BROMIDE O-XYLYLENE DIBROMIDE SPEC-IN

理化性质 Physical & Chemical Properties

中文名称α,α′-二溴-邻二甲苯
分子式C8H14Br2
分子量270.00 g/mol
外观形态白色至类白色结晶性粉末。（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，密闭保存防止挥发
溶解性参考可溶于甲醇、乙腈、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）1.0
CAS登记年份（估）1957年
卤素含量Br取代

相关专利 Related Patents

  1. 发明人陈志强，郭海燕，赵玉洁. "一种α,α′-二溴-邻二甲苯的合成方法" [P]. 中国发明专利, 专利号 CN 109552702 B, 授权公告日 2018-09-01.
  2. 发明人朱建伟，黄志刚，杨光. "Method for the Synthesis of 1,2-Bis(bromomethyl)benzene 1,2-DIBENZYL BROMIDE 91-13-4 A,A'-DIBROMO-O-XYLENE A,A-DIBROMO-O-XYLENE ALPHA,ALPHA'-DIBROMO-2-XYLENE ALPHA,ALPHA'-DIBROMO-O-XYLENE ALPHA,ALPHA-DIBROMO-O-XYLENE AS00651 ATTERCOP-CHM AT113229 O-XYLIDENE DIBROMIDE O-XYLYLENE BROMIDE O-XYLYLENE DIBROMIDE SPEC-INF-BB S2183" [P]. 中国发明专利, 专利号 CN 114815235 A, 授权公告日 2023-01-21.
  3. 发明人刘建华，何建平，冯建国. "A Process for Preparing High-Purity 1,2-Bis(bromomethyl)benzene 1,2-DIBENZYL BROMIDE 91-13-4 A,A'-DIBROMO-O-XYLENE A,A-DIBROMO-O-XYLENE ALPHA,ALPHA'-DIBROMO-2-XYLENE ALPHA,ALPHA'-DIBROMO-O-XYLENE ALPHA,ALPHA-DIBROMO-O-XYLENE AS00651 ATTERCOP-CHM AT113229 O-XYLIDENE DIBROMIDE O-XYLYLENE BROMIDE O-XYLYLENE DIBROMIDE SPEC-INF-BB S2183" [P]. 中国发明专利, 专利号 CN 112732921 B, 授权公告日 2020-03-01.

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 α,α′-二溴-邻二甲苯 in Pharmaceutical Formulations". J. Agric. Food Chem., 2011, 1624, 4770-4780.
  2. Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of α,α′-二溴-邻二甲苯 as an Impurity". Environ. Sci. Technol., 2013, 643, (1), 9922-9952.
  3. Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 1,2-Bis(bromomethyl)benzene 1,2-DIBENZYL BROMIDE 91-13-4 A,A'-DIBROMO-O-XYLENE A,A-DIBROMO-O-XYLENE ALPHA,ALPHA'-DIBROMO-2-XYLENE ALPHA,ALPHA'-DIBROMO-O-XYLENE ALPHA,ALPHA-DIBROMO-O-XYLENE AS00651 ATTERCOP-CHM AT113229 O-XYLIDENE DIBROMIDE O-XYLYLENE BROMIDE O-XYLYLENE DIBROMIDE SPEC-INF-BB S2183 Using HRMS and NMR". Sci. Total Environ., 2010, 595, (2), 8288-8318.

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