CHEBI:32646 - methioninium

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ChEBI Name methioninium
ChEBI ID CHEBI:32646
Definition A sulfur-containing amino-acid anion that is the conjugate acid of methionine, arising from protonation of the amino group.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
Download Molfile XML SDF
Formula C5H12NO2S
Net Charge +1
Average Mass 150.22032
Monoisotopic Mass 150.059
InChI InChI=1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/p+1
InChIKey FFEARJCKVFRZRR-UHFFFAOYSA-O
SMILES CSCCC([NH3+])C(O)=O
ChEBI Ontology
Outgoing methioninium (CHEBI:32646) is a α-amino-acid cation (CHEBI:33719)
methioninium (CHEBI:32646) is conjugate acid of methionine (CHEBI:16811)
Incoming D-methioninium (CHEBI:32638) is a methioninium (CHEBI:32646)
L-methioninium (CHEBI:32632) is a methioninium (CHEBI:32646)
methionine (CHEBI:16811) is conjugate base of methioninium (CHEBI:32646)
IUPAC Name
methioninium
Synonyms Sources
1-carboxy-3-(methylsulfanyl)propan-1-aminium IUPAC
H2met+ IUPAC
methionine cation JCBN
Registry Number Type Source
326567 Gmelin Registry Number Gmelin
Last Modified
10 May 2012