Record Information
Version 1.0
Update Date 1/22/2018 12:54:54 PM
Metabolite IDPAMDB110078
Identification
Name: ethanolamine
Description:A primary aliphatic ammonium ion that is the conjugate acid of ethanolamine arising from protonation of the primary amino function.
Structure
Thumb
Synonyms:
  • 2-aminoethanol
  • monoethanolamine
  • colamine
  • ethanol-amine
Chemical Formula: C2H8NO
Average Molecular Weight: 62.091
Monoisotopic Molecular Weight: 62.0605888841
InChI Key: HZAXFHJVJLSVMW-UHFFFAOYSA-O
InChI: InChI=1S/C2H7NO/c3-1-2-4/h4H,1-3H2/p+1
CAS number: 141-43-5
IUPAC Name:2-hydroxyethanaminium
Traditional IUPAC Name: ethanolamine
SMILES:C(CO)[N+]
Chemical Taxonomy
Taxonomy DescriptionThis compound belongs to the class of organic compounds known as 1,2-aminoalcohols. These are organic compounds containing an alkyl chain with an amine group bound to the C1 atom and an alcohol group bound to the C2 atom.
Kingdom Organic compounds
Super ClassOrganic nitrogen compounds
Class Organonitrogen compounds
Sub ClassAmines
Direct Parent 1,2-aminoalcohols
Alternative Parents
Substituents
  • 1,2-aminoalcohol
  • Organic oxygen compound
  • Organopnictogen compound
  • Hydrocarbon derivative
  • Primary amine
  • Primary alcohol
  • Organooxygen compound
  • Primary aliphatic amine
  • Alcohol
  • Aliphatic acyclic compound
Molecular Framework Aliphatic acyclic compounds
External Descriptors
Physical Properties
State: Liquid
Charge:+1
Melting point: 10.5 °C
Experimental Properties:
PropertyValueReference
Melting Point10.5 °CNot Available
Boiling PointNot AvailableNot Available
Water Solubility1000.0 mg/mLNot Available
LogP-1.31HANSCH,C ET AL. (1995)
Predicted Properties
PropertyValueSource
Water Solubility849.0 mg/mLALOGPS
logP-1.5ALOGPS
logP-1.3ChemAxon
logS1.14ALOGPS
pKa (Strongest Acidic)15.61ChemAxon
pKa (Strongest Basic)9.55ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area46.25 Å2ChemAxon
Rotatable Bond Count1ChemAxon
Refractivity16.21 m3·mol-1ChemAxon
Polarizability6.63 Å3ChemAxon
Number of Rings0ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Biological Properties
Cellular Locations: Not Available
Reactions:
Pathways:
Spectra
Spectra:
Spectrum TypeDescriptionSplash Key
GC-MSGC-MS Spectrum - GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (3 TMS)splash10-00di-1900000000-b64e859a0bfc46cdfcbfView in MoNA
GC-MSGC-MS Spectrum - GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (3 TMS)splash10-00di-1900000000-384c99d021f0303a9d78View in MoNA
GC-MSGC-MS Spectrum - GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies)splash10-00di-1900000000-d731dd07c2dfa0287f5fView in MoNA
GC-MSGC-MS Spectrum - GC-EI-TOF (Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies) (3 TMS)splash10-00di-8900000000-ec4268b6041043d15437View in MoNA
GC-MSGC-MS Spectrum - GC-MS (3 TMS)splash10-00di-2900000000-02697b8ce238020537aaView in MoNA
Predicted GC-MSPredicted GC-MS Spectrum - GC-MSNot Available
LC-MS/MSLC-MS/MS Spectrum - Quattro_QQQ 10V, Positive (Annotated)splash10-03dl-9000000000-17dee0c07bf5cddb79ceView in MoNA
LC-MS/MSLC-MS/MS Spectrum - Quattro_QQQ 25V, Positive (Annotated)splash10-03di-9000000000-04f4c1792f8ab4f4646fView in MoNA
LC-MS/MSLC-MS/MS Spectrum - Quattro_QQQ 40V, Positive (Annotated)splash10-03di-9000000000-761836be8f1018081210View in MoNA
LC-MS/MSLC-MS/MS Spectrum - EI-B (HITACHI RMU-7M) , Positivesplash10-001i-9000000000-7160c3fea0c0159e447aView in MoNA
LC-MS/MSLC-MS/MS Spectrum - EI-B (HITACHI M-68) , Positivesplash10-001i-9000000000-2af16a98e43fadfa86a3View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 10V, Positivesplash10-03di-9000000000-ae5b80bd3c5c11914ea6View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 20V, Positivesplash10-0006-9000000000-6abb3d0944e188778c65View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 30V, Positivesplash10-0007-9000000000-e477e52f411d933a30b7View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 40V, Positivesplash10-0006-9000000000-d7979261a3716365d5aeView in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 50V, Positivesplash10-03di-9000000000-5c0261b2dcc6ae1291a1View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-03di-9000000000-9e6d219a7fbd8624cd6bView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-01ox-9000000000-fb9020ee9b301ec7766fView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-0006-9000000000-a4ae359cfcc0245b4d19View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-03di-9000000000-b6ed81bc049b8d3042f6View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-03dl-9000000000-78c77096ed599182b5bbView in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-0006-9000000000-f199cbf8312e0b466f1bView in MoNA
MSMass Spectrum (Electron Ionization)splash10-001i-9000000000-b8e7ed9f5ad724511431View in MoNA
1D NMR1H NMR SpectrumNot Available
1D NMR13C NMR SpectrumNot Available
1D NMR1H NMR SpectrumNot Available
1D NMR13C NMR SpectrumNot Available
1D NMR1H NMR SpectrumNot Available
1D NMR1H NMR SpectrumNot Available
1D NMR13C NMR SpectrumNot Available
2D NMR[1H,1H] 2D NMR SpectrumNot Available
2D NMR[1H,13C] 2D NMR SpectrumNot Available
References
References:
  • Engelborghs S, Marescau B, De Deyn PP: Amino acids and biogenic amines in cerebrospinal fluid of patients with Parkinson's disease. Neurochem Res. 2003 Aug;28(8):1145-50. [12834252 ]
  • Denissen JF, Grabowski BA, Johnson MK, Boyd SA, Uchic JT, Stein H, Cepa S, Hill P: The orally active renin inhibitor A-74273. In vivo and in vitro morpholine ring metabolism in rats, dogs, and humans. Drug Metab Dispos. 1994 Nov-Dec;22(6):880-8. [7895605 ]
  • Vance JE: Lipoproteins secreted by cultured rat hepatocytes contain the antioxidant 1-alk-1-enyl-2-acylglycerophosphoethanolamine. Biochim Biophys Acta. 1990 Jul 16;1045(2):128-34. [2116174 ]
  • Alberghina M, Giacchetto A, Cavallaro N: Levels of ethanolamine intermediates in the human and rat visual system structures: comparison with neural tissues of a lower vertebrate (Mustelus canis) and an invertebrate (Loligo pealei). Neurochem Int. 1993 Jan;22(1):45-51. [8443564 ]
  • Hammond EJ, Uthman BM, Wilder BJ, Ben-Menachem E, Hamberger A, Hedner T, Ekman R: Neurochemical effects of vagus nerve stimulation in humans. Brain Res. 1992 Jun 26;583(1-2):300-3. [1504837 ]
  • Perschak H, Amsler U, Vischer A, Siegfried J, Cuenod M: Ventricular cerebrospinal fluid concentrations of putative amino acid transmitters in Parkinson's disease and other disorders. Hum Neurobiol. 1987;6(3):191-4. [2896652 ]
  • Renkonen O: Chromatographic separation of plasmalogenic, alkyl-acyl, and diacyl forms of ethanolamine glycerophosphatides. J Lipid Res. 1968 Jan;9(1):34-9. [4295349 ]
  • Ginsberg L, Rafique S, Xuereb JH, Rapoport SI, Gershfeld NL: Disease and anatomic specificity of ethanolamine plasmalogen deficiency in Alzheimer's disease brain. Brain Res. 1995 Nov 6;698(1-2):223-6. [8581486 ]
  • Bluml S, Seymour KJ, Ross BD: Developmental changes in choline- and ethanolamine-containing compounds measured with proton-decoupled (31)P MRS in in vivo human brain. Magn Reson Med. 1999 Oct;42(4):643-54. [10502752 ]
  • Farooqui AA, Rapoport SI, Horrocks LA: Membrane phospholipid alterations in Alzheimer's disease: deficiency of ethanolamine plasmalogens. Neurochem Res. 1997 Apr;22(4):523-7. [9130265 ]
  • Mikhaevich IS, Vlasenkova NK, Gerasimova GK: Synergistic antiproliferative effect of cis-diammine-dichloroplatinum (II) and a new anticancer agent, plasmanyl-(N-acyl)-ethanolamine, an inhibitor of protein kinase C. Biomed Sci. 1991;2(6):659-64. [1841636 ]
Synthesis Reference: Soucaille, Philippe. Ethanolamine production by fermentation of genetically modified Escherichia coli. PCT Int. Appl. (2007), 23pp.
Material Safety Data Sheet (MSDS) Download (PDF)
External Links:
ResourceLink
CAS141-43-5
ChEBI57603
ChemSpider392552
HMDBHMDB00149
IAF126034189
KEGGC00189
MetaboLightsMTBLC57603
PubChem444693