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EINECS 203-680-9
CAS No. 109-55-7 Density 0.803 g/cm3
Solubility Soluble in water Melting Point -60 °C
Formula C5H14N2 Boiling Point 107.8 °C at 760 mmHg
Molecular Weight 102.18 Flash Point 9.1 °C
Transport Information UN 2733 3/PG 3 Appearance Colorless liquid
Safety 26-36/37/39-45 Risk Codes 10-22-34-43
Molecular Structure Molecular Structure of 109-55-7 (3-Dimethylaminopropylamine) Hazard Symbols CorrosiveC

1,3-Propanediamine,N,N-dimethyl- (6CI,8CI,9CI);(3-Aminopropyl)dimethylamine;(3-Dimethylaminopropan-1-yl)amine;1,1-Dimethyl-1,3-propylenediamine;1-(Dimethylamino)-3-aminopropane;1-Amino-3-(dimethylamino)propane;3-(Dimethylamino)-1-aminopropane;3-(Dimethylamino)-1-propanamine;3-(Dimethylamino)-1-propylamine;3-(Dimethylamino)propanamine;3-(Dimethylamino)propylamine;3-Amino-1-(dimethylamino)propane;3-N,N-Dimethylaminopropylamine;N,N-Dimethyl-1,3-diaminopropane;N,N-Dimethyl-1,3-propanediamine;N,N-Dimethyl-1,3-propylenediamine;N,N-Dimethyl-3-aminopropylamine;N,N-Dimethyl-N-(3-aminopropyl)amine;


3-Dimethylaminopropylamine Chemical Properties

Molecular Structure of 3-Dimethylaminopropylamine (CAS NO.109-55-7):

IUPAC Name: N,N-dimethylpropane-1,3-diamine 
Empirical Formula: C5H14N2
Molecular Weight: 102.1781
H bond acceptors: 2
H bond donors: 1
Freely Rotating Bonds: 3
Polar Surface Area: 6.48 Å2
Index of Refraction: 1.425
Molar Refractivity: 32.52 cm3
Molar Volume: 127.1 cm3
Surface Tension: 25.1 dyne/cm
Density: 0.803 g/cm3
Flash Point: 9.1 °C
Enthalpy of Vaporization: 34.66 kJ/mol
Boiling Point: 107.8 °C at 760 mmHg
Vapour Pressure: 26.7 mmHg at 25°C
Melting point: -60 °C
storage temp: Flammables area
Water Solubility: Soluble
FreezingPoint: -70°C
BRN: 605293
EINECS: 203-680-9
Classification Code: Skin / Eye Irritant

3-Dimethylaminopropylamine Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rabbit LD50 skin 600uL/kg (0.6mL/kg)   Union Carbide Data Sheet. Vol. 12/15/1971,
rat LD50 oral 1870mg/kg (1870mg/kg)   American Industrial Hygiene Association Journal. Vol. 23, Pg. 95, 1962.

3-Dimethylaminopropylamine Safety Profile

Hazard Codes: CorrosiveC
Risk Statements: 10-22-34-43
R22:Harmful if swallowed. 
R34:Causes burns. 
R43:May cause sensitization by skin contact.
Safety Statements: 26-36/37/39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 2733 3/PG 3
WGK Germany: 2
RTECS: T7525000
HazardClass: 8
PackingGroup: II
HS Code: 29212900

3-Dimethylaminopropylamine Specification

  3-Dimethylaminopropylamine , with CAS number of 109-55-7, can be called 1,3-Propanediamine,N,N-dimethyl- (6CI,8CI,9CI) ; (3-Aminopropyl)dimethylamine ; (3-Dimethylaminopropan-1-yl)amine ; 3-(Dimethylamino)propylamine ; N,N-Dimethyl-3-aminopropylamine ; N,N-Dimethyl-N-(3-aminopropyl)amine ; N',N'-Dimethylpropane-1,3-diamine ; g-Dimethylaminopropylamine . It is a clear liquid, 3-Dimethylaminopropylamine (CAS NO.109-55-7) is incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides and acid halides. Flammable gaseous hydrogen may be generated in combination with strong reducing agents, such as hydrides.

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