V2EX triflate

Triflate

释义 Definition

triflate:三氟甲磺酸根(CFSO)或其对应的酯/盐(如烷基三氟甲磺酸酯),常用作强离去基弱配位阴离子;在有机合成与催化中常见(如“triflate salt / triflate ester / triflate anion”)。也常指三氟甲磺酸酯(triflate, ROTf)这一类化合物。

发音 Pronunciation (IPA)

/traflet/

例句 Examples

The reaction uses a triflate as the leaving group.
这个反应使用三氟甲磺酸酯作为离去基。

After converting the alcohol to a triflate, we performed a substitution to install the amine under mild conditions.
将醇转化为三氟甲磺酸酯后,我们在较温和的条件下进行取代反应以引入胺基。

词源 Etymology

triflate 是化学领域的缩合词,源自 trifluoromethanesulfonate(三氟甲磺酸根/三氟甲磺酸酯)的简写:*tri-*(三)+ *fluor-*(氟)+(methane)+ sulfonate(磺酸盐/磺酸酯)。由于该基团能稳定负电荷、又常表现为优良离去基,因此在合成化学中被频繁使用并形成固定俗称。

相关词 Related Words

文学与典籍 Literary Works

  • March’s Advanced Organic Chemistry(高级有机化学参考书中常讨论 triflate 作为离去基与三氟甲磺酸衍生物)
  • Organic Chemistry(Clayden, Greeves, Warren & Wothers,有机化学教材中涉及醇转化为 triflate 以促进取代/消除)
  • Advanced Organic Chemistry(Carey & Sundberg,讲述磺酸酯(含 triflate)在反应机理与合成策略中的应用)
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