Amines
REACH
1,1'-((3-(dimethylamino)propyl)imino)bis(2-propanol)
CAS Number
63469-23-8
EC Number
264-261-4
What is 1,1'-((3-(dimethylamino)propyl)imino)bis(2-propanol)?
N-(3-Dimethylaminopropyl)-N,N-diisopropanolamine, CAS 63469-23-8, commonly abbreviated as DMAPDA, is a tertiary amine diol.
Where is 1,1'-((3-(dimethylamino)propyl)imino)bis(2-propanol) used?
- Metalworking and industrial lubricants: corrosion inhibitor and pH stabilizer in water-based cutting fluids and coolants
- Coatings and adhesives: neutralizes acidic resins and improves adhesion on metal substrates
- Water treatment: chelating agent that sequesters metal ions
- Personal care: pH adjuster and neutralizing agent in rinse-off and leave-on formulations
- It combines pH-buffering, corrosion inhibition and chelating activity in a single ingredient.
Commercial specifications
- Purity typically 98–99% (GC)
- Packaging: drums and IBC containers
Other Names (Synonyms)
Dpa – n-(3-dimethylaminopropyl)-n,n- diisopropanolamine|1-[3-(dimethylamino)propyl-(2-hydroxypropyl)amino]propan-2-ol|n-(3-dimethylaminopropyl)diisopropanolamine
What are the physical properties of 1,1'-((3-(dimethylamino)propyl)imino)bis(2-propanol)?
Boiling Point 212 °C(lit.)
Density 0.944 g/mL at 25 °C(lit.)
Water Solubility 100g/L at 20℃
Vapor Pressure 64Pa at 20℃
Refractive Index n20/D 1.464(lit.)
Log P 0.093 at 21℃
How is 1,1'-((3-(dimethylamino)propyl)imino)bis(2-propanol) classified and handled safely? Learn More
Danger
GHS05· Corrosive
Which trade and regulatory codes apply to 1,1'-((3-(dimethylamino)propyl)imino)bis(2-propanol)?
UN Number 2735
ADR Class 8
Packing Group III