diaminohexanem

Diaminohexane refers to any chemical compound with the formula C6H16N2. It specifically describes molecules containing a six-carbon chain with two amino groups (-NH2) attached. The most common and industrially significant isomer is 1,6-diaminohexane, also known as hexamethylenediamine. This compound is a white crystalline solid at room temperature and is soluble in water.

1,6-diaminohexane is a crucial monomer in the production of nylon 6,6, a type of polyamide. It reacts with adipic acid through a polycondensation reaction to form the polymer chains of nylon 6,6. This polymer is widely used in textiles, carpets, engineering plastics, and automotive parts due to its strength, durability, and resistance to abrasion.

Other less common isomers of diaminohexane exist, differing in the positions of the amino groups along the six-carbon chain. However, 1,6-diaminohexane dominates commercial applications due to its role in nylon synthesis. The production of 1,6-diaminohexane typically involves the hydrogenation of adiponitrile. Its handling requires appropriate safety measures due to its alkaline nature and potential for skin and eye irritation.