Amines REACH

Laurylamine dipropylenediamine

CAS Number
2372-82-9
EC Number
219-145-8

What is Laurylamine dipropylenediamine?

Laurylamine dipropylenediamine (CAS 2372-82-9), also known commercially as N,N-bis(3-aminopropyl)dodecylamine, is a long-chain fatty diamine.

Where is Laurylamine dipropylenediamine used?

  • Water treatment: biocide and corrosion inhibitor protecting metal surfaces in cooling towers and industrial water systems
  • Personal care: conditioning systems that improve wet combability and substantivity in rinse-off hair products
  • Textile and leather processing: softening and finishing agent that helps fibers retain flexibility and resist microbial degradation
  • Industrial cleaning: dual amine functionality supports degreasing on metal and hard surfaces where surfactancy and antimicrobial action are required
  • Its C12 hydrophobic tail and multiple amine groups make it a functional ingredient for emulsification, biocidal activity and corrosion control.

Commercial specifications

  • Purity specifications commonly 95–99%
  • Drum and IBC packaging are standard for industrial volumes

Other Names (Synonyms)

n-(3-aminopropyl)-n-dodecyl-1,3-propanediamine|N'-(3-aminopropyl)-n'-dodecylpropane-1,3-diamine|N,n-bis(3-aminopropyl)dodecylamine

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What are the physical properties of Laurylamine dipropylenediamine?

Boiling Point 110-111 °C
Density 0.880
Appearance Liquid
Color Colourless
Form Oil
Water Solubility 190g/L at 20℃
Vapor Pressure 0Pa at 25℃
Log P 0.34 at 20℃

How is Laurylamine dipropylenediamine classified and handled safely? Learn More

Danger
GHS05· Corrosive GHS06· Toxic GHS08· Health Hazard GHS09· Environmental Hazard

Hazard Statements

H301 Toxic if swallowed
H314 Causes severe skin burns and eye damage
H318 Causes serious eye damage
H373 May causes damage to organs through prolonged or repeated exposure
H400 Very toxic to aquatic life
H410 Very toxic to aquatic life with long lasting effects

Precautionary Statements

P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P273 Avoid release to the environment.
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