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CHEBI:32646 - methioninium

ChEBI IDCHEBI:32646
ChEBI Namemethioninium
Stars
DefinitionA sulfur-containing amino-acid cation that is the conjugate acid of methionine, arising from protonation of the amino group.
Last Modified21 August 2023
SubmitterKirill Degtyarenko
DownloadsMolfile
FormulaC5H12NO2S
Net Charge+1
Average Mass150.223
Monoisotopic Mass150.05833
SMILESCSCCC([NH3+])C(=O)O
InChIInChI=1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/p+1
InChIKeyFFEARJCKVFRZRR-UHFFFAOYSA-O
ChEBI Ontology
Outgoing Relation(s)
methioninium (CHEBI:32646) is a α-amino-acid cation (CHEBI:33719)
methioninium (CHEBI:32646) is conjugate acid of methionine (CHEBI:16811)
Incoming Relation(s)
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  Source
1-carboxy-3-(methylsulfanyl)propan-1-aminiumIUPAC
H2met+IUPAC
methionine cationJCBN
Registry NumbersSources
Gmelin:326567Gmelin