Appendix: Ionization Constants of Weak Bases

Ionization Constants of Weak Bases

BaseLewis StructureKb at 25 °C
ammonia1.8 × 10−5
dimethylamine5.9 × 10−4
methylamine4.4 × 10−4
phenylamine (aniline)4.3 × 10−10
trimethylamine6.3 × 10−5