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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 13:56:28 UTC
Update Date2021-09-26 23:08:38 UTC
HMDB IDHMDB0254563
Secondary Accession NumbersNone
Metabolite Identification
Common NameMethyl 2-amino-3-(1H-indol-3-yl)propanoate
DescriptionMethyl 2-amino-3-(1H-indol-3-yl)propanoate, also known as methyl tryptophan or tryptophan methyl ester, belongs to the class of organic compounds known as alpha amino acid esters. These are ester derivatives of alpha amino acids. Based on a literature review very few articles have been published on Methyl 2-amino-3-(1H-indol-3-yl)propanoate. This compound has been identified in human blood as reported by (PMID: 31557052 ). Methyl 2-amino-3-(1h-indol-3-yl)propanoate is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Methyl 2-amino-3-(1H-indol-3-yl)propanoate is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources.
Structure
Thumb
Synonyms
ValueSource
Methyl 2-amino-3-(1H-indol-3-yl)propanoic acidGenerator
Methyl tryptophanMeSH
Methyl tryptophan monohydrochloride, (D-TRP)-isomerMeSH
Methyl tryptophan monohydrochloride, (DL-TRP)-isomerMeSH
Methyl tryptophan monohydrochloride, (L-TRP)-isomerMeSH
Methyl tryptophan, (D-TRP)-isomerMeSH
Methyl tryptophan, (L-TRP)-isomerMeSH
Tryptophan methyl esterMeSH
Chemical FormulaC12H14N2O2
Average Molecular Weight218.256
Monoisotopic Molecular Weight218.105527699
IUPAC Namemethyl 2-amino-3-(1H-indol-3-yl)propanoate
Traditional Namemethyl 2-amino-3-(1H-indol-3-yl)propanoate
CAS Registry NumberNot Available
SMILES
COC(=O)C(N)CC1=CNC2=CC=CC=C12
InChI Identifier
InChI=1S/C12H14N2O2/c1-16-12(15)10(13)6-8-7-14-11-5-3-2-4-9(8)11/h2-5,7,10,14H,6,13H2,1H3
InChI KeyKCUNTYMNJVXYKZ-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as alpha amino acid esters. These are ester derivatives of alpha amino acids.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentAlpha amino acid esters
Alternative Parents
Substituents
  • Alpha-amino acid ester
  • Indolyl carboxylic acid derivative
  • 3-alkylindole
  • Indole
  • Indole or derivatives
  • Fatty acid ester
  • Aralkylamine
  • Substituted pyrrole
  • Benzenoid
  • Fatty acyl
  • Heteroaromatic compound
  • Methyl ester
  • Pyrrole
  • Carboxylic acid ester
  • Azacycle
  • Organoheterocyclic compound
  • Monocarboxylic acid or derivatives
  • Amine
  • Organonitrogen compound
  • Organooxygen compound
  • Primary aliphatic amine
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organic oxygen compound
  • Primary amine
  • Carbonyl group
  • Organic nitrogen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
logP1.44ALOGPS
logP1.32ChemAxon
logS-2.3ALOGPS
pKa (Strongest Acidic)16.15ChemAxon
pKa (Strongest Basic)6.92ChemAxon
Physiological Charge1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area68.11 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity60.97 m³·mol⁻¹ChemAxon
Polarizability23.38 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M-2H]-180.01230932474
DeepCCS[M+Na]+155.35430932474
AllCCS[M+H]+151.232859911
AllCCS[M+H-H2O]+147.532859911
AllCCS[M+NH4]+154.732859911
AllCCS[M+Na]+155.732859911
AllCCS[M-H]-151.732859911
AllCCS[M+Na-2H]-151.932859911
AllCCS[M+HCOO]-152.232859911

Predicted Kovats Retention Indices

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TMS,isomer #1COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N[Si](C)(C)C2109.8Semi standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TMS,isomer #1COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N[Si](C)(C)C2056.9Standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TMS,isomer #1COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N[Si](C)(C)C2848.7Standard polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TMS,isomer #2COC(=O)C(N)CC1=CN([Si](C)(C)C)C2=CC=CC=C122103.8Semi standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TMS,isomer #2COC(=O)C(N)CC1=CN([Si](C)(C)C)C2=CC=CC=C122114.0Standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TMS,isomer #2COC(=O)C(N)CC1=CN([Si](C)(C)C)C2=CC=CC=C122968.2Standard polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C)C2=CC=CC=C12)N[Si](C)(C)C2118.2Semi standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C)C2=CC=CC=C12)N[Si](C)(C)C2157.7Standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C)C2=CC=CC=C12)N[Si](C)(C)C2570.2Standard polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TMS,isomer #2COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N([Si](C)(C)C)[Si](C)(C)C2293.6Semi standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TMS,isomer #2COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N([Si](C)(C)C)[Si](C)(C)C2225.1Standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TMS,isomer #2COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N([Si](C)(C)C)[Si](C)(C)C2697.1Standard polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,3TMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C)C2=CC=CC=C12)N([Si](C)(C)C)[Si](C)(C)C2357.3Semi standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,3TMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C)C2=CC=CC=C12)N([Si](C)(C)C)[Si](C)(C)C2299.3Standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,3TMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C)C2=CC=CC=C12)N([Si](C)(C)C)[Si](C)(C)C2512.7Standard polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TBDMS,isomer #1COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N[Si](C)(C)C(C)(C)C2335.0Semi standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TBDMS,isomer #1COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N[Si](C)(C)C(C)(C)C2272.5Standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TBDMS,isomer #1COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N[Si](C)(C)C(C)(C)C2905.4Standard polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TBDMS,isomer #2COC(=O)C(N)CC1=CN([Si](C)(C)C(C)(C)C)C2=CC=CC=C122327.1Semi standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TBDMS,isomer #2COC(=O)C(N)CC1=CN([Si](C)(C)C(C)(C)C)C2=CC=CC=C122324.9Standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,1TBDMS,isomer #2COC(=O)C(N)CC1=CN([Si](C)(C)C(C)(C)C)C2=CC=CC=C123003.3Standard polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TBDMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C(C)(C)C)C2=CC=CC=C12)N[Si](C)(C)C(C)(C)C2523.3Semi standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TBDMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C(C)(C)C)C2=CC=CC=C12)N[Si](C)(C)C(C)(C)C2587.9Standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TBDMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C(C)(C)C)C2=CC=CC=C12)N[Si](C)(C)C(C)(C)C2755.3Standard polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TBDMS,isomer #2COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2739.8Semi standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TBDMS,isomer #2COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2658.8Standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,2TBDMS,isomer #2COC(=O)C(CC1=C[NH]C2=CC=CC=C12)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2808.4Standard polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,3TBDMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C(C)(C)C)C2=CC=CC=C12)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2962.0Semi standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,3TBDMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C(C)(C)C)C2=CC=CC=C12)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2905.1Standard non polar33892256
Methyl 2-amino-3-(1H-indol-3-yl)propanoate,3TBDMS,isomer #1COC(=O)C(CC1=CN([Si](C)(C)C(C)(C)C)C2=CC=CC=C12)N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2768.9Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Methyl 2-amino-3-(1H-indol-3-yl)propanoate GC-MS (Non-derivatized) - 70eV, Positivesplash10-0a4i-2900000000-1356a59e2fecf462b2702021-09-23Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Methyl 2-amino-3-(1H-indol-3-yl)propanoate GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Methyl 2-amino-3-(1H-indol-3-yl)propanoate GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methyl 2-amino-3-(1H-indol-3-yl)propanoate 10V, Positive-QTOFsplash10-0lec-0970000000-4cfe6dfdb4046216dadb2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methyl 2-amino-3-(1H-indol-3-yl)propanoate 20V, Positive-QTOFsplash10-00lr-1910000000-f74b0e1a57b1e4b420f02021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methyl 2-amino-3-(1H-indol-3-yl)propanoate 40V, Positive-QTOFsplash10-00kf-4900000000-c2f22e9b1cfba0c30acd2021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methyl 2-amino-3-(1H-indol-3-yl)propanoate 10V, Negative-QTOFsplash10-014i-0980000000-bc6705d9ff9b9f1e9bd22021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methyl 2-amino-3-(1H-indol-3-yl)propanoate 20V, Negative-QTOFsplash10-014i-0900000000-9273bdc1897c8021f5922021-10-12Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Methyl 2-amino-3-(1H-indol-3-yl)propanoate 40V, Negative-QTOFsplash10-014i-0900000000-a37c12a63cad1eb39ac82021-10-12Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID108990
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound122205
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Barupal DK, Fiehn O: Generating the Blood Exposome Database Using a Comprehensive Text Mining and Database Fusion Approach. Environ Health Perspect. 2019 Sep;127(9):97008. doi: 10.1289/EHP4713. Epub 2019 Sep 26. [PubMed:31557052 ]