CAS 110-89-4: Piperidine (C5H11N)

Identity

CAS Number110-89-4
Molecular FormulaC5H11N
IUPAC Namepiperidine
Molecular Weight85.15 g/mol
SMILESC1CCNCC1
Synonymspiperidine, hexahydropyridine, azacyclohexane, pentamethyleneamine

2D Structure

Physical Properties

Density0.862 g/mL at 25°C
Boiling Point106.0°C
Melting Point-11.0°C
Flash Point16.0°C
Vapor Pressure3.0 kPa at 20°C
Refractive IndexnD = 1.453
Dielectric Constantε = 5.8

Safety & GHS Classification

FlammableGHS05GHS06Health Hazard

Storage: Store in cool, well-ventilated area. Keep away from heat, sparks, and open flames. Strongly alkaline — corrosive to aluminum and zinc. Store away from acids and oxidizers. Use in fume hood with full PPE.

Material Compatibility Matrix

Plastics

MaterialRating
PTFEExcellent
PVCFair
PEGood
PPGood
PEEKExcellent
PVDFGood

Rubbers

MaterialRating
VitonGood
NBRGood
EPDMExcellent
SiliconeGood
FKMGood

Metals

MaterialRating
Stainless 316Excellent
AluminumFair
CopperFair
BrassFair

Applications

External References: PubChem

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