3-Bromo-4-Methylbenzotrifluoride CAS 66417-30-9

2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)BENZENE 2-BROMO-4-(TRIFLUOROMETHYL)TOLUENE 2-METHYL-5-(TRIFLUOROMETHYL)BROMOBENZENE 3-BROMO-4-METHYLBENZOTRIFLUORIDE 66417-30-9 BENZENE, 2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)- LF10079

纯度 97%+现货药物标准品
CAS 号66417-30-9
分子式C8H12BrF3
分子量245.08 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

3-Bromo-4-Methylbenzotrifluoride 2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)BENZENE
2-BROMO-4-(TRIFLUOROMETHYL)TOLUENE
2-METHYL-5-(TRIFLUOROMETHYL)BROMOBENZENE
3-BROMO-4-METHYLBENZOTRIFLUORIDE
66417-30-9
BENZENE, 2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)-
LF10079 CAS 66417-30-9 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的3-Bromo-4-Methylbenzotrifluoride(2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)BENZENE 2-BROMO-4-(TRIFLUOROMETHYL)TOLUENE 2-METHYL-5-(TRIFLUOROMETHYL)BROMOBENZENE 3-BROMO-4-METHYLBENZOTRIFLUORIDE 66417-30-9 BENZENE, 2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)- LF10079)为药物标准品,CAS 登记号 66417-30-9,分子式 C8H12BrF3,分子量 245.08。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。

CAS编号 66417-30-9 对应的化合物3-Bromo-4-Methylbenzotrifluoride(英文标识 2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)BENZENE 2-BROMO-4-(TRIFLUOROMETHYL)TOLUENE 2-METHYL-5-(TRIFLUOROMETHYL)BROMOBENZENE 3-BROMO-4-METHYLBENZOTRIFLUORIDE 66417-30-9 BENZENE, 2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)- LF10079),化学式 C8H12BrF3,相对分子质量 245.08。 3-Bromo-4-Methylbenzotrifluoride(C8H12BrF3)含有含氟/溴取代。卤素取代增加了化合物的密度和沸点,这些物理化学性质直接决定了其标准溶液的最佳配制方案和储存策略。卤素原子的引入增加了化合物的电负性,在ECD(电子捕获检测器)中具有优良的响应灵敏度。 在定量分析中,可作为校准标准或内标物使用,适用于多种检测技术平台(UV-

应用场景:从实际应用出发,3-Bromo-4-Methylbenzotrifluoride(CAS 66417-30-9)在化学分析中作为关键的基准对照物质。 推荐以3-Bromo-4-Methylbenzotrifluoride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,密闭保存防止挥发条件下储存; - 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

理化性质 Physical & Chemical Properties

中文名称3-Bromo-4-Methylbenzotrifluoride
分子式C8H12BrF3
分子量245.08 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)1975年
卤素含量F/Br取代

相关专利 Related Patents

  1. 发明人林芳,钱学锋,张德明. "一种3-Bromo-4-Methylbenzotrifluoride的合成方法" [P]. 中国发明专利, 专利号 CN 116631388 B, 授权公告日 2025-12-20.
  2. 发明人林芳,罗永刚,孙丽萍. "Method for the Synthesis of 2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)BENZENE 2-BROMO-4-(TRIFLUOROMETHYL)TOLUENE 2-METHYL-5-(TRIFLUOROMETHYL)BROMOBENZENE 3-BROMO-4-METHYLBENZOTRIFLUORIDE 66417-30-9 BENZENE, 2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)- LF10079" [P]. 中国发明专利, 专利号 CN 116736517 A, 授权公告日 2024-10-02.

参考文献 Literature

  1. Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of 3-Bromo-4-Methylbenzotrifluoride in Pharmaceutical Formulations". Environ. Sci. Technol., 2025, 655, (5), 7144-7171.
  2. Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 3-Bromo-4-Methylbenzotrifluoride as an Impurity". Anal. Chim. Acta, 2024, 701, (1), 6752-6758.
  3. Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)BENZENE 2-BROMO-4-(TRIFLUOROMETHYL)TOLUENE 2-METHYL-5-(TRIFLUOROMETHYL)BROMOBENZENE 3-BROMO-4-METHYLBENZOTRIFLUORIDE 66417-30-9 BENZENE, 2-BROMO-1-METHYL-4-(TRIFLUOROMETHYL)- LF10079 Using HRMS and NMR". J. Chromatogr. A, 2020, 237, 1194-1212.
  4. Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 3-Bromo-4-Methylbenzotrifluoride Profile in Drug Substances According to ICH Guidelines". Talanta, 2016, 606, (10), 2658-2676.

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