1961 年 81 巻 9 号 p. 1310-1313
Differentiation titration of a mixture of primary and secondary amines and tertiary amines was effected by utilization of the difference in titration curves of primary, secondary, and tertiary amines by p-toluenesulfonic acid. Differentiation titration of primary and secondary amines can be effected by the addition of benzaldehyde.