3-(Dimethylamino)propylamine CAS 109-55-7

3-(Dimethylamino)propylamine (DMAPA) is a tertiary amine with the molecular formula C5H14N2, identified by CAS number 109-55-7 and EINECS 203-680-9. Classified as a corrosive dangerous good under UN 2734, ADR class 8, it is supplied by OQEMA as a key intermediate for surfactants, epoxy curing agents, and specialty amine derivatives across European industry.

Category: Intermediates
Sub-category: Intermediates, Amines
Formula: (CH₃)₂N(CH₂)₃NH₂;C₅H₁₄N₂
CAS Number: 109-55-7
EINECS: 203-680-9

Applications

Personal Care & Detergents – intermediate for amphoteric surfactants and amine oxides (e.g., betaines) used in shampoos and cleaning products
Epoxy Resins – curing agent for epoxy resin systems
Water Treatment – building block for water treatment and corrosion inhibitor chemicals
Textile Auxiliaries – intermediate for textile processing chemicals
Chemical Synthesis – versatile building block for further amine chemistry

FAQ

Q: What is 3-(dimethylamino)propylamine?
A: 3-(Dimethylamino)propylamine (DMAPA) is a tertiary amine with the molecular formula C5H14N2.

Q: What is the CAS number of 3-(dimethylamino)propylamine?
A: The CAS number of 3-(dimethylamino)propylamine is 109-55-7.

Q: Is 3-(dimethylamino)propylamine a dangerous good?
A: Yes, it is classified as a corrosive dangerous good under UN number 2734, ADR class 8.

Q: What is DMAPA used for?
A: DMAPA is primarily used as an intermediate for amphoteric surfactants and amine oxides in personal care and cleaning products, and as a curing agent for epoxy resins.

Q: Does OQEMA supply 3-(dimethylamino)propylamine in Europe?
A: Yes, OQEMA supplies 3-(dimethylamino)propylamine to industrial customers across Europe.

Available materials

Material	Packaging	Quantity
3- (Dimethylamino) propylamine barrel DD	Drum	165 KG

Transport classification (ADR)

UN number: UN2734
Class of Danger: 8

Transport classification is given for guidance only. Always refer to the safety data sheet for the authoritative classification.