Fresh evidence for proposed zwitterionic intermediates.
A new selective and sensitive method for the detection of aliphatic amines has been developed with chloride-form anion-exchange resins and 2,4-dinitrotoluene. The reaction with tertiary amines can only be explained in terms of hitherto postulated zwitterionic intermediates.
Nabi
S A
SA
Department of Chemistry, Aligarh Muslim University, Aligarh-202001, India.
Mohammad
A
A
Qureshi
P M
PM