Dimethylaminopropylamine
DMAPA, 3-Aminopropyldimethylamine
- CAS
- 109-55-7
- EC
- 203-680-9
- Sectors
- Personal Care & Cosmetics, Coatings, Adhesives, Sealants & Elastomers
Dimethylaminopropylamine (CAS 109-55-7) is a clear, colorless, low-viscosity liquid amine that combines primary and tertiary amine functions, giving it reactivity and compatibility with surfactant systems, and it is used to make betaines, amidoamines and surfactants as well as in polyurethane catalysts and epoxy curing systems.
Typical Properties
| Molecular formula | C5H14N2 |
|---|---|
| Molecular weight | 102.18 g/mol |
| Appearance | clear liquid |
| Form | Liquid |
| Color | Clear |
| Odor | ammoniacal odor |
| Melting point | -70 °C |
| Boiling point | 123 °C |
| Density | 0.8100 g/cm³ @ Temp: 30 °C |
| Water solubility | SOLUBLE |
| Flash point | 90 °F |
| pH | 12.7 (100g/l, H2O, 20°C) |
| GHS signal word | Danger · Flammable, Corrosive, Acute toxicity, Irritant / harmful, Health hazard |
| HS code | 29212900 |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Dimethylaminopropylamine
Applications
Used in the synthesis of betaines, amidoamines, and surfactants for personal care and cleaning products. Also applied in polyurethane catalysts and epoxy curing systems.
Safety & Risks
Corrosive; causes severe burns and respiratory irritation. Avoid contact with acids and oxidants.
Packaging
Delivered in 180–200 kg drums or IBC tanks. Store in cool, dry, well-ventilated conditions away from CO₂ and moisture.