Piperidine, hexahydropyridine, is a family of
heterocyclic organic compound derived from pyridine through
hydrogenation. It has one nitrogen atom in the cycle. It is a
clear liquid with pepper-like aroma. It boils at 106
C, soluble in water, alcohol, and ether. The major application of piperidine is
for the production of Dipiperidinyl dithium tetrasulfide used as a rubber
vulcanization accelerator. In pharmaceutical synthesis industry, it is used as a
special solvent and a protecting group for peptide synthesis.
Piperidine derivative compounds are used as intermediate to make
crystal derivative of aromatic nitrogen compounds
containing nuclear halogen atoms. Ring system compounds with nitrogen which have
basic property play important roles as cyclic component in industrial field such
as raw materials for hardener of epoxy resins, corrosion inhibitors,
insecticides, accelerators for rubber, urethane catalysts, antioxidants and as a
catalyst for silicone esters. They are used in manufacturing
pharmaceuticals.
2-Piperidone, a keto-hydropyridine, is a 6-membered lactam structure compound
(delta-valerolactam). Lactam structure compounds including delta-valerolactam
are good organic solvents soluble in water. Cyclic amides and analogues including
N-alkyl lactams are biologically active nucleuses in pharmacologicals and
flavorings. Lactams are widely used in artificial fibre industry. They are
polymerizable and used as nylon precursors. They have excellent applications as
solvents and as intermediates for organic synthesis. They are used in the
aqueous carrier medium and amide penetrants in inks and water soluble
paints. 4-Piperidone, a cyclic amide with ketone at para position, and its N-alkyl
substituted derivatives are used in:
- Alkene formation at the position of former carbonyl group. Alkene bonds are
abundant in natural compounds
- Sulfur compound removals
- UV stabilizer
products
- Multicyclic hetero compounds and fused ring system
compounds
- Pharmaceutical synthesis including narcotic analgesics and
digestive system drugs
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