Chemguide – answers. AMINES: REACTIONS WITH NITROUS ACID. 1. Acidify the amine with dilute hydrochloric acid and then add sodium or potassium nitrite
Chemguide – questions. AMINES: REACTIONS WITH NITROUS ACID. 1. Nitrous acid is unstable and has to be produced in the same test tube as the reaction is
a) To make a primary amine like ethylamine you can react a halogenoalkane like bromoethane with ammonia. State the conditions for this reaction. b) The
Chemguide – questions. ACYL CHLORIDES: REACTIONS WITH AMMONIA AND PRIMARY. AMINES. 1. Draw structures for ethylamine and phenylamine and explain how these
In the second reaction another ammonia molecule removes a hydrogen ion from the nitrogen in the salt to leave the free amine and produce the ammonium ions
Phenylamine is a much weaker base than a primary amine like ethylamine or than ammonia. Explain why. 2. The flow diagram below shows some reactions of
In the second reaction an equilibrium is set up involving a reaction between another ethylamine molecule which removes a hydrogen ion from the
Reactions of acid anhydrides with these compounds involve two stages. In the first there is a reaction between the anhydride and ammonia or the amine
Halogenoalkanes react with ammonia to form amines which come in three kinds – primary Give the conditions for the reaction of bromoethane with ammonia.
b) Explain why the compounds are acting as bases in these reactions with water. c) Describe what happens when ammonia gas and methylamine gas come into contact