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LC4730 Piperidine
for synthesis


Order number Packaging Quantity Price €
AC31730 Glass bottle 100 ml 11.88
AC31730 Glass bottle 500 ml 31.95
AC31730 Glass bottle 2.5 l 132.3


Product information
Synonyms Hexahydropyridine, Pentamethyleneimine
Hill Formula C5H11N
HS Code 2933 32 00
EC number 203-813-0
Molar mass 85.15 g/mol
EC index number 613-027-00-3
CAS number 110-89-4


Chemical and physical data
Ignition temperature 320 °C
Solubility (20 °C) miscible in all proportions
Saturation concentration (air) 115 g/m3 (20 °C) Air
Melting point -10 °C
Molar mass 85.15 g/mol
Density 0.86 g/cm3 (20 °C)
pH value 12.6 (100 g/l, H2O, 20 °C)
Boiling point 106 °C (1013 hPa)
Vapor pressure 34 hPa (20 °C)
Explosion limit 1.5 – 10.3 %(V)
Flash point 16 °C


Safety information according to GHS
Hazard Statement(s) H225: Highly flammable liquid and vapour.
H331: Toxic if inhaled.
H311: Toxic in contact with skin.
H314: Causes severe skin burns and eye damage.
Precautionary Statement(s) P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P301 + P330 + P331: IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Danger
Hazard Pictogram(s)

RTECS TM3500000
Storage class 3 Flammable Liquids
WGK WGK 2 water endangering
Disposal 9
Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).


Safety information
R Phrase R 11-23/24-34
Highly flammable.Toxic by inhalation and in contact with skin.Causes burns.
S Phrase S 16-26-27-45
Keep away from sources of ignition – No smoking.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Take off immediately all contaminated clothing.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger highly flammable, toxic, corrosive
Hazard Symbol




Transport information
Declaration (transport by sea) IMDG-Code UN 2401 PIPERIDINE, 8 (3), I, Segregation Group: 18 (Alkalis)
Declaration (transport by air) IATA-DGR UN 2401 PIPERIDINE, 8 (3), I


Toxicological data
LD 50 oral LD50 rat 30 mg/kg
LD 50 dermal LD50 rabbit 276 mg/kg


Assay (GC, area%) ≥ 99 %
Density (d 20 °C/ 4 °C) 0.861 – 0.863
Water (K. F.) ≤ 0.5 %
Identity (IR) passes test