S-ethyl-L-cysteine (CHEBI:156209)

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ChEBI Name	S-ethyl-L-cysteine

ChEBI ID	CHEBI:156209

ChEBI ASCII Name	S-ethyl-L-cysteine

Definition	A S-alkyl-L-cysteine that is L-cysteine in which the hydrogen of the thiol group is substituted by an ethyl group.

Stars	This entity has been manually annotated by the ChEBI Team.

Supplier Information

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Formula

C5H11NO2S

Net Charge

Average Mass

149.210

Monoisotopic Mass

149.05105

InChI

InChI=1S/C5H11NO2S/c1-2-9-3-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1

InChIKey

ULXKXLZEOGLCRJ-BYPYZUCNSA-N

SMILES

[C@H](CSCC)(C(O)=O)N

Roles Classification
Chemical Role(s):	Bronsted base A molecular entity capable of accepting a hydron from a donor (Bronsted acid). (via organic amino compound ) Bronsted acid A molecular entity capable of donating a hydron to an acceptor (Bronsted base). (via oxoacid )

Biological Role(s):	antitubercular agent A substance that kills or slows the growth of Mycobacterium tuberculosis and is used in the treatment of tuberculosis.

Application(s):	antitubercular agent A substance that kills or slows the growth of Mycobacterium tuberculosis and is used in the treatment of tuberculosis.

ChEBI Ontology
Outgoing	S-ethyl-L-cysteine (CHEBI:156209) has role antitubercular agent (CHEBI:33231) S-ethyl-L-cysteine (CHEBI:156209) is a S-alkyl-L-cysteine (CHEBI:47915) S-ethyl-L-cysteine (CHEBI:156209) is tautomer of S-ethyl-L-cysteine zwitterion (CHEBI:156145)

Incoming	S-ethyl-L-cysteine zwitterion (CHEBI:156145) is tautomer of S-ethyl-L-cysteine (CHEBI:156209)

IUPAC Name

S-ethyl-L-cysteine

Synonyms	Sources
(2R)-2-amino-3-(ethylsulfanyl)propanoic acid	IUPAC
(2R)-2-azanyl-3-ethylsulfanyl-propanoic acid	PDBeChem
3-(ethylthio)alanine	ChEBI
3-ethylthio-L-alanine	ChEBI
S-ethyl cysteine	ChEBI
S-ethylcysteine	ChEBI

Registry Number	Type	Source
2629-59-6	CAS Registry Number	ChemIDplus

Last Modified

17 July 2020