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20.4 取代基对酸性的影响
前面表 20.3 中列出的 pK_{\text{a}} 值表明，各种羧酸的酸性存在显著差异。例如，三氟乙酸（K
1. The listing of pK_{\text{a}} values shown previously in Tabl
The listing of pK_{\text{a}} values shown previously in Tabl
2. Substituent effects on acidity are also found in substituted
Substituent effects on acidity are also found in substituted
3. As Table 20.4 shows, an electron-donating (activating) group
As Table 20.4 shows, an electron-donating (activating) group
4. Worked Example 20.1: Predicting the Effect of a Substituent on the Reactivity of
Worked Example 20.1: Predicting the Effect of a Substituent on the Reactivity of
5. Part 5
Part 5
6. Part 6
Part 6