On the Acidity and Reactivity of Highly Effective Chiral Bronsted Acid Catalysts: Establishment of an Acidity Scale
On the Acidity and Reactivity of Highly Effective Chiral Bronsted Acid Catalysts: Establishment of an Acidity Scale
复制标题
DOI：
10.1002/anie.201303605
复制
发表时间：
2013-10-25
影响因子：
16.6
通讯作者：
Leito, Ivo
中科院分区：
文献类型：
--
作者：
Kaupmees, Karl;Tolstoluzhsky, Nikita;Leito, Ivo
13 4-NO2-C6 H4-SO2 CH（CN）2-0.82 0.07 6.06 [f] 5.24 5.2 2，4，6-（SO 2F）3苯酚-0.47 0.03 5.53 [f] 5.06 a参考酸和研究化合物的pKa值之间的计算差值; B Δ pKa的实验标准偏差允许评估Δ pKa值的系列内一致性; c参比1中参比酸的pKa值，如果没有另外说明; d所研究化合物的计算pKa值，（pKa_ref+ ΔpKa）; e所研究化合物的pKa赋值，单个实验的平均值; f参比3。
13 4-NO2-C6H4-SO2CH (CN) 2-0.82 0.07 6.06 [f] 5.24 5.2 2, 4, 6-(SO2F) 3 Phenol-0.47 0.03 5.53 [f] 5.06 a Calculated difference between the pKa values of the reference acid and the studied compound; b Experimental standard deviation of∆ pKa allows evaluating the within-series agreement of∆ pKa values; c pKa value of the reference acid from Reference 1, if not indicated otherwise; d Calculated pKa value for the studied compound,(pKa_ref+ ΔpKa); e pKa value assigned for the studied compound, average over the single experiments; f Reference 3.