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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 08:52:59 UTC
Update Date2021-09-26 23:03:33 UTC
HMDB IDHMDB0251520
Secondary Accession NumbersNone
Metabolite Identification
Common NameDL-Homocysteic acid
Descriptionhomocysteic acid, also known as homocysteate, belongs to the class of organic compounds known as alpha amino acids. These are amino acids in which the amino group is attached to the carbon atom immediately adjacent to the carboxylate group (alpha carbon). A non-proteinogenic alpha-amino acid that is homocysteine in which the thiol group has benn oxidised to the corresponding sulfonic acid. homocysteic acid is a very strong basic compound (based on its pKa). This compound has been identified in human blood as reported by (PMID: 31557052 ). Dl-homocysteic acid is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically DL-Homocysteic acid 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
2-Amino-4-sulfobutyric acidChEBI
2-Amino-4-sulfobutyrateGenerator
2-Amino-4-sulphobutyrateGenerator
2-Amino-4-sulphobutyric acidGenerator
HomocysteateGenerator
DL-HomocysteateGenerator
Homocysteic acidMeSH
Homocysteic acid, (DL)-isomerMeSH
Homocysteic acid, monosodium saltMeSH
Homocysteic acid, sodium salt, (+-)-isomerMeSH
Homocysteic acid, monosodium salt, (+-)-isomerMeSH
2-Amino-4-sulfobutanoic acidMeSH
Homocysteic acid, (D)-isomerMeSH
(DL)-Homocysteic acidMeSH
Homocysteic acid, (L)-isomerMeSH
Chemical FormulaC4H9NO5S
Average Molecular Weight183.18
Monoisotopic Molecular Weight183.020143568
IUPAC Name2-amino-4-sulfobutanoic acid
Traditional Name2-amino-4-sulfobutanoic acid
CAS Registry NumberNot Available
SMILES
NC(CCS(O)(=O)=O)C(O)=O
InChI Identifier
InChI=1S/C4H9NO5S/c5-3(4(6)7)1-2-11(8,9)10/h3H,1-2,5H2,(H,6,7)(H,8,9,10)
InChI KeyVBOQYPQEPHKASR-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as alpha amino acids. These are amino acids in which the amino group is attached to the carbon atom immediately adjacent to the carboxylate group (alpha carbon).
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentAlpha amino acids
Alternative Parents
Substituents
  • Alpha-amino acid
  • Thia fatty acid
  • Fatty acid
  • Fatty acyl
  • Organic sulfonic acid or derivatives
  • Organosulfonic acid or derivatives
  • Organosulfonic acid
  • Sulfonyl
  • Alkanesulfonic acid
  • Amino acid
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Organic oxygen compound
  • Carbonyl group
  • Amine
  • Organic nitrogen compound
  • Primary amine
  • Organosulfur compound
  • Organooxygen compound
  • Organonitrogen compound
  • Primary aliphatic amine
  • Organopnictogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic 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
Predicted Chromatographic Properties
Spectra
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 IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkHomocysteic acid
METLIN IDNot Available
PubChem Compound92117
PDB IDNot Available
ChEBI ID90324
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 ]