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N-Methyl-N-(N,N-dimethylaminoethyl)-aminoethanol
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  • Name N-Methyl-N-(N,N-dimethylaminoethyl)-aminoethanol
  • EINECS218-658-4
  • CAS No. 2212-32-0
  • Density0.937 g/cm3
  • PSA26.71000
  • LogP-0.52790
  • Solubility1000g/L at 20℃
  • Melting PointN/A
  • FormulaC7H18N2O
  • Boiling Point206.999 °C at 760 mmHg
  • Molecular Weight146.233
  • Flash Point66 °C
  • Transport InformationN/A
  • AppearanceN/A
  • Safety26-36/37/39
  • Risk Codes36/37/38
  • Molecular Structure
    Molecular Structure of 2212-32-0 (N-Methyl-N-(N,N-dimethylaminoethyl)-aminoethanol)
  • Hazard SymbolsIrritantXi
  • SynonymsIrritantXi
  • Article Data9

N-Methyl-N-(N,N-dimethylaminoethyl)-aminoethanol Synthetic route

50-00-0

formaldehyd

111-41-1

2-(2-Aminoethylamino)ethanol

2212-32-0

2-{[2-(dimethylamino)ethyl]methylamino}ethanol

Conditions
ConditionsYield
Stage #1: formaldehyd; 2-(2-Aminoethylamino)ethanol at 80 - 90℃; for 0.5h;
Stage #2: With formic acid at 80 - 90℃; for 2h;
Stage #3: In butan-1-ol at 120℃; for 4h; Temperature; Solvent;		95.2%
With 5%-palladium/activated carbon; hydrogen at 100 - 110℃; under 11251.1 Torr; for 4.5h; Reagent/catalyst; Temperature; Pressure; Inert atmosphere; Autoclave;90.4%
With formic acid In water for 4h; Heating;70%
With formic acid
109-83-1

(2-hydroxyethyl)(methyl)amine

107-99-3

2-(dimethylamino)ethyl chloride

2212-32-0

2-{[2-(dimethylamino)ethyl]methylamino}ethanol

Conditions
ConditionsYield
With potassium carbonate In ethanol Heating;

cerium(IV) isopropoxide

2212-32-0

2-{[2-(dimethylamino)ethyl]methylamino}ethanol

{cerium(IV)(OiPr)3(μ-OC2H4NMeC2H4NMe2)}2

Conditions
ConditionsYield
In toluene the aminoalcohol is added to a soln. of Ce(OiPr)4 in toluene at room temp, stirring for 12 h (under argon using Schlenk tubes); evapn. to dryness, the crude product is recrystd. in a mixt. of toluene and CH2Cl2, crystals are obtained at -30°C, elem. anal.;96%

bis(bis(trimethylsilyl)amido)zinc(II)

2212-32-0

2-{[2-(dimethylamino)ethyl]methylamino}ethanol

Zn(2+)*2(CH3)2NCH2CH2N(CH3)CH2CH2O(1-)=Zn(OCH2CH2N(CH3)CH2CH2N(CH3)2)2

Conditions
ConditionsYield
In hexane byproducts: HN(Si(CH3)3)2; under dry N2; alcohol added to soln. of Zn-compd., exothermic reaction, stirred for 16h,; volatiles removed in vac., solidified on standing for 1-2d; elem. anal.;95%

cerium(IV) isopropoxide

2212-32-0

2-{[2-(dimethylamino)ethyl]methylamino}ethanol

Ce3O4(OiPr)2(OC2H4NMeC2H4NMe2)2

Conditions
ConditionsYield
In toluene the aminoalcohol is added to a soln. of Ce(OiPr)4 (ratio 2:1) in toluene at room temp, stirring for 12 h (under argon using Schlenk tubes); isolated by concentration from the reaction medium, elem. anal.;95%
75-15-0

carbon disulfide

2212-32-0

2-{[2-(dimethylamino)ethyl]methylamino}ethanol

C8H17N2OS2(1-)*Na(1+)

Conditions
ConditionsYield
Stage #1: 2-{[2-(dimethylamino)ethyl]methylamino}ethanol With sodium hydride In tetrahydrofuran at -20℃; for 1h; Inert atmosphere; Schlenk technique;
Stage #2: carbon disulfide In tetrahydrofuran for 1h; Inert atmosphere; Schlenk technique;		91%
2212-32-0

2-{[2-(dimethylamino)ethyl]methylamino}ethanol

C51H108Cl6O3Si9

C93H210N12O9Si9

Conditions
ConditionsYield
With triethylamine In diethyl ether at 20℃; for 16h; Inert atmosphere;88%
2212-32-0

2-{[2-(dimethylamino)ethyl]methylamino}ethanol

C105H234Cl12O3Si21

C189H438N24O15Si21

Conditions
ConditionsYield
With triethylamine In diethyl ether at 20℃; for 16h; Inert atmosphere;85%
2212-32-0

2-{[2-(dimethylamino)ethyl]methylamino}ethanol

lithium-2-(2-(dimethylamino)ethyl(methyl)amino)ethan-1-oxide

Conditions
ConditionsYield
With n-butyllithium In hexane at -40 - 20℃; for 4h; Schlenk technique; Inert atmosphere;85%
With n-butyllithium In hexane at -40 - 20℃; for 4h; Schlenk technique; Glovebox; Inert atmosphere;85%
2212-32-0

2-{[2-(dimethylamino)ethyl]methylamino}ethanol

1184-54-9, 18213-24-6

copper(II) methoxide

Cu(OCH2CH2N(CH3)CH2CH2N(CH3)2)2

Conditions
ConditionsYield
In not given prepd. by the alcohol-exchange procedure described by Singh, J. V.; Baranwal, B. P.; Mehrotra, R. C.; T. Anorg. Allg. Chem. 1981, 477, 235; crystn. from hexane and distn. of mother liquor;83%

N-Methyl-N-(N,N-dimethylaminoethyl)-aminoethanol Chemical Properties

Molecular Structure:

Molecular Formula: C7H18N2O
Molecular Weight: 146.2306
IUPAC Name: 2-[2-Dimethylaminoethyl(methyl)amino]ethanol
Synonyms of Ethanol, 2-((2-(dimethylamino)ethyl)methylamino)- (CAS NO.2212-32-0): 2-((2-(Dimethylamino)ethyl)methylamino)-ethanol ; EINECS 218-658-4 ; N,N,N'-Trimethyl-N'-(2-hydroxyethyl)-1,2-ethanediamine ; N-(2-(Dimethylamino)ethyl)-N-methylethanolamine
CAS NO: 2212-32-0
Classification Code: Amino Alcohols ; Organic Building Blocks ; Oxygen Compounds 
Index of Refraction: 1.468
Molar Refractivity: 43.45 cm3
Molar Volume: 156 cm3
Surface Tension: 34.6 dyne/cm
Density: 0.936 g/cm3
Flash Point: 66 °C
Enthalpy of Vaporization: 51.56 kJ/mol
Boiling Point: 207 °C at 760 mmHg
Vapour Pressure: 0.0541 mmHg at 25°C

N-Methyl-N-(N,N-dimethylaminoethyl)-aminoethanol Safety Profile

Hazard Codes of Ethanol, 2-((2-(dimethylamino)ethyl)methylamino)- (CAS NO.2212-32-0): IrritantXi
Risk Statements: 36/37/38 
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39 
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.
WGK Germany: 3

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