(-)-S-Methyl-L-cysteine

HCID 24417CAS 1187-84-4

Grundinformationen

Standard-SMILES
CSC[C@H](N)C(=O)O
InChIKey
IDIDJDIHTAOVLG-VKHMYHEASA-N
Summenformel
C4H9NO2S
Durchschnittliche Molmasse
135,19 g/mol
Monoisotopische Masse
135,03539953

Überblick

S-methylcysteine is a cysteine derivative that is L-cysteine in which the hydrogen attached to the sulfur is replaced by a methyl group. It has a role as a plant metabolite and a human urinary metabolite. It is a tautomer of a S-methylcysteine zwitterion.

Namen und Bezeichner

Bevorzugter Name
(-)-S-Methyl-L-cysteine
IUPAC
(2R)-2-amino-3-methylsulfanylpropanoic acid

Namen und Synonyme

S-Methyl-L-cysteine1187-84-4S-MethylcysteineL-Cysteine, S-methyl-ALANINE, 3-(METHYLTHIO)-, L-(2R)-2-amino-3-(methylsulfanyl)propanoic acid(-)-S-Methyl-L-cysteine(2R)-2-amino-3-methylsulfanylpropanoic acidA34I1H07YMCHEBI:45658NSC-15387RefChem:884264
Weitere Namen anzeigen
(2R)-2-azaniumyl-3-methylsulfanylpropanoate214-701-6231-787-07728-98-5H-Cys(Me)-OHS-methyl-cysteineMFCD00002612(R)-2-amino-3-(methylthio)propanoic acid

Datenbank-Bezeichner

CAS
1187-84-4、19651-44-6、7728-98-5
PubChem CID
24417
DTXSID
DTXSID50862579
ChEMBL
CHEMBL394875
ChEBI
CHEBI:45658
UNII
A34I1H07YM
EC Number
214-701-6、231-787-0、243-203-1
Nikkaji
J55.191K

Eigenschaften

Berechnete Struktureigenschaften

XLogP
-2,7
Polarare Oberfläche (TPSA)
88,6 Ų
H-Brücken-Donoren
2
H-Brücken-Akzeptoren
4
Frei drehbare Bindungen
3
Schwere Atome
8

Experimentelle und physikochemische Eigenschaften

Chemical ClassesBiological Agents -> Amino Acids and Derivatives
DrugsPharmaceuticals -> Listed in ZINC15
Physical DescriptionBeige powder; [Sigma-Aldrich MSDS]

Sicherheit und Regulatorisches

GHS-Klassifizierung

GHS Classification · 4 Einträge

Warning

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]

P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.

Gefahrenhinweise

Hazards SummaryNot considered hazardous by GHS classification; [Sigma-Aldrich MSDS]
Hazard Classes and CategoriesAcute Tox. 4 (100%)

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