4-乙炔基-<I>α,α,α</I>-三氟甲苯 CAS 705-31-7

4'-Trifluoromethylphenyl acetylene 4-(trifluoromethyl)phenylacetylene 1-ethynyl-4-trifluoromethyl-benzene 4-ethynyl-alpha,alpha,alpha-trifluorotoluene 1-ethynyl-4-(trifluoromethyl)benzene 4-ethynyl trifluorotoluene 1-ethynyl-4-(trifluoromethyl)-benzene 4-ethynyl-a,a,a-trifluorotoluene 705-31-7

纯度 97%+现货药物标准品
CAS 号705-31-7
分子式C9H11F3
分子量176.18 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

4-乙炔基-<I>α,α,α</I>-三氟甲苯 4'-Trifluoromethylphenyl acetylene
4-(trifluoromethyl)phenylacetylene
1-ethynyl-4-trifluoromethyl-benzene
4-ethynyl-alpha,alpha,alpha-trifluorotoluene
1-ethynyl-4-(trifluoromethyl)benzene
4-ethynyl trifluorotoluene
1-ethynyl-4-(trifluoromethyl)-benzene
4-ethynyl-a,a,a-trifluorotoluene
705-31-7 CAS 705-31-7 结构式 Chemical Structure

产品介绍 Description

CATO 佳途供应的4-乙炔基-<I>α,α,α</I>-三氟甲苯(4'-Trifluoromethylphenyl acetylene 4-(trifluoromethyl)phenylacetylene 1-ethynyl-4-trifluoromethyl-benzene 4-ethynyl-alpha,alpha,alpha-trifluorotoluene 1-ethynyl-4-(trifluoromethyl)benzene 4-ethynyl trifluorotoluene 1-ethynyl-4-(trifluoromethyl)-benzene 4-ethynyl-a,a,a-trifluorotoluene 705-31-7)为药物标准品,CAS 登记号 705-31-7,分子式 C9H11F3,分子量 176.18。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。

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-Vis, FLD, MS, FID)。 4-乙炔基-<I>α,α,α</I>-三氟甲苯(4'-Trifluoromethylphenyl acetylene 4-(trifluoromethyl)phenylacetylene 1-ethynyl-4-trifluoromethyl-benzene 4-ethynyl-alpha,alpha,alpha-trifluorotoluene 1-ethynyl-4-(trifluoromethyl)benzene 4-ethynyl trifluorotoluene 1-ethynyl-4-(trifluoromethyl)-benzene 4-ethynyl-a,a,a-trifluorotoluene 705-31-7),CAS注册编号 705-31-7,化学分子式为 C9H11F3,分子量 176.18 g/mol。 4-乙炔基-<I>α,α,α</I>-三氟甲苯(C9H11F3)含有含氟取代。卤素取代增加了化合物的密度和沸点,这些物理化学性质

应用场景:4-乙炔基-<I>α,α,α</I>-三氟甲苯(4'-Trifluoromethylphenyl acetylene 4-(trifluoromethyl)phenylacetylene 1-ethynyl-4-trifluoromethyl-benzene 4-ethynyl-alpha,alpha,alpha-trifluorotoluene 1-ethynyl-4-(trifluoromethyl)benzene 4-ethynyl trifluorotoluene 1-ethynyl-4-(trifluoromethyl)-benzene 4-ethynyl-a,a,a-trifluo

理化性质 Physical & Chemical Properties

中文名称4-乙炔基-<I>α,α,α</I>-三氟甲苯
分子式C9H11F3
分子量176.18 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2-8°C冷藏保存,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)3.0
UV特征有紫外吸收
CAS登记年份(估)1957年
卤素含量F取代

相关专利 Related Patents

  1. 发明人朱建伟,冯建国,唐晓军. "一种4-乙炔基-<I>α,α,α</I>-三氟甲苯的合成方法" [P]. 中国发明专利, 专利号 CN 110912563 A, 授权公告日 2019-09-19.
  2. 发明人林芳,杨光,朱建伟. "Method for the Synthesis of 4'-Trifluoromethylphenyl acetylene 4-(trifluoromethyl)phenylacetylene 1-ethynyl-4-trifluoromethyl-benzene 4-ethynyl-alpha,alpha,alpha-trifluorotoluene 1-ethynyl-4-(trifluoromethyl)benzene 4-ethynyl trifluorotoluene 1-ethynyl-4-(trifluoromethyl)-benzene 4-ethynyl-a,a,a-trifluorotoluene 705-31-7" [P]. 中国发明专利, 专利号 CN 111899051 B, 授权公告日 2019-05-13.

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 4-乙炔基-<I>α,α,α</I>-三氟甲苯 in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2025, 1993, 2641-2660.
  2. Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4-乙炔基-<I>α,α,α</I>-三氟甲苯 as an Impurity". Molecules, 2012, 651, 4353-4379.

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