3-(Dimethylamino) Propylamine (DMAPA)
CAS 109-55-7
Cocamidopropyl Betaine · Surfactants · Water Treatment
- Purity, %
- min 99,5
- Water content, %
- max 0,1
- Colour (Hazen)
- max 20
- Boiling point, °C
- 133 – 135
Technical Specifications
| Parameter | Value | Method / unit |
|---|---|---|
| Appearance | Colourless to pale-yellow clear liquid | — |
| Purity, % | min 99,5 | % |
| Water content, % | max 0,1 | % |
| Colour (Hazen) | max 20 | — |
| Boiling point, °C | 133 – 135 | °C |
| Refractive index (20°C) | 1,4380 – 1,4420 | °C |
| Density (20°C), g/cm³ | 0,820 – 0,830 | °C |
| Free amine, % | max 0,3 | % |
Detailed application areas
Surfactants (cocamidopropyl betaine intermediate). Water treatment flocculants. Epoxy hardeners. Ion exchange resins.
Use Cases
- Cocamidopropyl Betaine
- Surfactants
- Water Treatment
- Epoxy Hardener
- Ion Exchange Resins
- Flocculants
Packaging & storage
Packaging
Drum or IBC · bulk upon request.
Storage
Stored in a cool, dry and well-ventilated area, away from acids and oxidizers, in tightly closed containers.
Transport
Transported as a corrosive and flammable liquid (UN 2734).
Shelf Life
12 months
Documents
Technical data sheet (TDS)
Review the recorded specifications, packaging and storage information.
View technical data sheet ↗Safety & lot documents
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Product Information
3-(Dimethylamino) Propylamine (DMAPA) (C5H14N2) is an industrial product in the surfactants category, used in Cocamidopropyl Betaine, Surfactants. Typical specifications: Appearance: Colourless to pale-yellow clear liquid; Purity, % 99,5; Water content, % 0,1. KORKİMYA supplies 3-(Dimethylamino) Propylamine (DMAPA) in Drum or IBC · bulk upon request.. Shelf life: 12 months.
DMAPA is a key intermediate in surfactant production, primarily for cocamidopropyl betaine; it is used in water treatment, epoxy curing and ion exchange resins.
- Formula
- C5H14N2
- CAS
- 109-55-7
- UN No
- 2734
- Packing Group
- II
- Category
- SURFACTANTS
Frequently asked questions
What is DMAPA and what is it used for?
DMAPA (3-dimethylaminopropylamine, CAS 109-55-7) is a key intermediate in surfactant production. Supplied as a clear, colourless to pale-yellow liquid, it is used primarily to make cocamidopropyl betaine, and also in water-treatment flocculants, epoxy hardeners and ion-exchange resins.
Is DMAPA the same as 3-(dimethylamino)propylamine?
Yes. DMAPA is the abbreviation for 3-(dimethylamino)propylamine; both names refer to the same substance, CAS 109-55-7, formula C5H14N2. In supplier documents it may also appear as dimethylaminopropylamine.
How is DMAPA stored and transported?
DMAPA is stored in a cool, dry, well-ventilated area, away from acids and oxidizers, in tightly closed containers. Its shelf life is 12 months. It ships as a corrosive, flammable liquid under UN 2734, in drums or IBCs.
How can I request a DMAPA sample and technical data sheet from KORKİMYA?
You can request a DMAPA sample and a detailed technical data sheet through the KORKİMYA contact form. The team responds quickly with specification, packaging (drum/IBC) and bulk-supply information for the product, which is supplied at a minimum purity of 99.5%.
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Last updated: 04/10/2026
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