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Technical Data Sheet
Dimethylaminopropylamine (DMAPA)

Chemical Synonym
  • N,N-3-dimethyl-1,3-propanediamine; 1-Amino-3-dimethylaminopropane; 3-Aminopropyldimethylamine; N,N-Dimethyl-1,3-diaminopropane; N-,N-Dimethylaminopropylamine; DMAPA
  • Cosmetic and personal care intermediate
  • Fabric care
  • Hard surface care
  • Home & industrial care intermediates
  • Soap/detergents

Product Description
DMAPA is a clear colorless liquid, free of suspended matter.

DMAPA is completely miscible with water, alcohols, esters and ketones. It has limited miscibility with diethylether, benzene, and chlorinated hydrocarbons.

DMAPA is either used on itself or as an intermediate in the production of:

  • Surfactants
  • Water treatment chemicals
  • Ion exchange resins
  • Polyurethane catalysts
  • Epoxy resin hardeners
  • Corrosion inhibitors
  • Gasoline and motor additives / lubricating oil additives
  • Textile auxiliaries
  • Agrochemicals
  • Pharmaceuticals
  • Paper adjuvants
  • Photographic adjuvants

Typical Properties

PropertyTypical Value, Units
Molecular FormulaCH5H14N2
Molecular Weight102.179 g/mol
AppearanceColorless liquid
Autoignition Temperature215 °C
Boiling Point135.1 °C
     @ 25°C0.8133 g/cm3
Dissociation constant, pKa 
     @ 35°C9.33
Flash Point 
     Closed Cup30.5 °C
Freezing Point-70 °C
Octanol-water partition coefficient, log Pow 
     @ 25°C-0.352
     100 g/l @ 20°C12.2
Solubility in WaterMiscible
Vapor Density 
     (air = 1)3.50
Vapor Pressure 
     @ 20°C5.9 hPa
     @ 20°C1.6 mPa·s

  • Bulk
  • Steel drums (165 kg net)
  • IBC containers (820 kg net)


Do not store inreactive material containers. Recommended suitable container materials include plastic, stainless and carbon steels.

DMAPA is neither explosive nor spontaneously flammable in air. However, it is flammable and corrosive.

Properties reported here are typical of average lots. Eastman makes no representation that the material in any particular shipment will conform exactly to the values given.

Eastman and its marketing affiliates shall not be responsible for the use of this information, or of any product, method, or apparatus mentioned, and you must make your own determination of its suitability and completeness for your own use, for the protection of the environment, and for the health and safety of your employees and purchasers of your products. No warranty is made of the merchantability of fitness of any product, and nothing herein waives any of the Seller's conditions of sale.

9/10/2019 7:47:47 AM