The Production Process of 3,6-Pyridazinediamine(9CI)

The production process of 3,6-pyridazinediamine (CAS 9CI), also known as pyrazinecarboxamide, involves several steps that involve the use of various chemicals and chemical reactions.
The final product is a white or yellowish solid that is soluble in water and has a distinct, unpleasant odor.

The production process of 3,6-pyridazinediamine can be broken down into several stages, including the preparation of the starting materials, the actual synthesis of the compound, and the purification and isolation of the final product.

Preparation of Starting Materials
The production of 3,6-pyridazinediamine begins with the preparation of the starting materials, which include aniline, ammonia, and hydrochloric acid.
Aniline is an aromatic amine that is derived from the distillation of coal tar or the hydrogenation of benzene.
Ammonia is a basic gas that is produced by the Haber process, which involves the reaction of nitrogen and hydrogen gases under high pressure and high temperature.
Hydrochloric acid is a strong acid that is used in the subsequent chemical reactions.

Synthesis of 3,6-Pyridazinediamine
The next step in the production process of 3,6-pyridazinediamine involves the synthesis of the compound itself.
This is typically accomplished through a series of chemical reactions that involve the reaction of aniline and ammonia with each other, followed by the addition of hydrochloric acid.
The specific reactions involved in the synthesis of 3,6-pyridazinediamine are as follows:

1. Aniline and ammonia are reacted in the presence of a strong acid catalyst, such as sulfuric acid, to form aniline hydrochloride.
   
2. The aniline hydrochloride is then heated in the presence of a solvent, such as water or ethanol, and a base, such as sodium hydroxide, to convert it to aniline-2-amine.
   
3. The aniline-2-amine is then heated with hydrochloric acid to form 3,6-pyridazinediamine.
   

Purification and Isolation of 3,6-Pyridazinediamine
The final step in the production process of 3,6-pyridazinediamine involves the purification and isolation of the final product.
This is typically accomplished through a series of chemical reactions and processes, such as crystallization and filtration.
The purified and isolated 3,6-pyridazinediamine is then dried and packaged for shipment and use in various applications.

Applications of 3,6-Pyridazinediamine
The primary application of 3,6-pyridazinediamine is as a precursor in the production of various agrochemicals, pharmaceuticals, and other chemical products.
It is also used as a corrosion inhibitor in industrial processes and as a catalyst in certain chemical reactions.
Additionally, 3,6-pyridazinediamine has been studied for its potential as an antioxidant and anticancer agent in various research studies.

Overall, the production process of 3,6-pyridazinediamine involves several steps that involve the use of various chemicals and chemical reactions.
The final product is a white or yellowish solid that is used as a precursor in the production of various chemical products and as a corrosion inhibitor and catalyst in various industrial processes.
Additionally, 3,6-pyridazinediamine has been studied for its potential as an antioxidant and anticancer agent.