CHEBI:29256 - thiol

ChEBI IDCHEBI:29256
ChEBI Namethiol
Stars
DefinitionAn organosulfur compound in which a thiol group, ‒SH, is attached to a carbon atom of any aliphatic or aromatic moiety.
Secondary ChEBI IDsCHEBI:8766, CHEBI:9556, CHEBI:13443, CHEBI:13696, CHEBI:17366, CHEBI:26969
Last Modified23 September 2025
SubmitterKirill Degtyarenko
DownloadsMolfile
FormulaHSR
Net Charge0
Average Mass (excl. R groups)33.073
Monoisotopic Mass (excl. R groups)32.97990
SMILES*S
Wikipedia
ChEBI Ontology
Outgoing Relation(s)
thiol (CHEBI:29256) has part thiol group (CHEBI:29917)
thiol (CHEBI:29256) is a organosulfur compound (CHEBI:33261)
Incoming Relation(s)
(2S)-2-[[(2S)-2-[(2S,3R)-2-[(2-amino-3-mercaptopropyl)amino]-3-methylpentoxy]-1-oxo-3-phenylpropyl]amino]-4-methylsulfonylbutanoic acid propan-2-yl ester (CHEBI:125156) is a thiol (CHEBI:29256)
(2S)-2-[[(2S)-2-[(2S)-2-[[(2R)-2-amino-3-mercaptopropyl]amino]-3-methylpentoxy]-1-oxo-3-phenylpropyl]amino]-4-methylsulfonylbutanoic acid propan-2-yl ester (CHEBI:93798) is a thiol (CHEBI:29256)
N-[4-(indol-3-yl)butanoyl]-L-cysteine (CHEBI:145322) is a thiol (CHEBI:29256)
N-{4-[(2S)-2-(methylamino)propyl]phenyl}-6-sulfanylhexanamide (CHEBI:233627) is a thiol (CHEBI:29256)
para-AmFenHap (CHEBI:233692) is a thiol (CHEBI:29256)
S8-succinyldihydrolipoamide (CHEBI:17432) is a thiol (CHEBI:29256)
1-(18-mercaptooctadecanoyl)-sn-glycerol 3-phosphate (CHEBI:62835) is a thiol (CHEBI:29256)
1-[(3R)-3-benzylpiperazin-1-yl]-6-sulfanylhexan-1-one (CHEBI:233625) is a thiol (CHEBI:29256)
1-azepanyl-[2-methoxy-4-(methylthio)phenyl]methanone (CHEBI:123371) is a thiol (CHEBI:29256)
1-thio-β-D-glucopyranose (CHEBI:42896) is a thiol (CHEBI:29256)
1,4-dimercaptobutane-2,3-diol (CHEBI:25189) is a thiol (CHEBI:29256)
2-Ethylbenzenethiol (CHEBI:190045) is a thiol (CHEBI:29256)
2-methoxy-4-(methylthio)-N-pyridin-4-ylbenzamide (CHEBI:105031) is a thiol (CHEBI:29256)
2-Methoxybenzenethiol (CHEBI:173586) is a thiol (CHEBI:29256)
2-Methylbenzenethiol (CHEBI:178255) is a thiol (CHEBI:29256)
2-Phosphinobenzenethiol (CHEBI:189207) is a thiol (CHEBI:29256)
2,6-Dimethylbenzenethiol (CHEBI:230256) is a thiol (CHEBI:29256)
3-aminopropane-1-thiol (CHEBI:38933) is a thiol (CHEBI:29256)
3-mercaptolactic acid (CHEBI:28580) is a thiol (CHEBI:29256)
3-mercaptopyruvic acid (CHEBI:16208) is a thiol (CHEBI:29256)
3-methyl-3-sulfanylhexan-1-ol (CHEBI:146780) is a thiol (CHEBI:29256)
3-thio-L-aspartic acid (CHEBI:74653) is a thiol (CHEBI:29256)
4-({6-[2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(5-sulfanyl-1H-1,2,4-triazol-1-yl)propyl]pyridin-3-yl}oxy)benzonitrile (CHEBI:193121) is a thiol (CHEBI:29256)
4-Fluorothiophenol (CHEBI:189138) is a thiol (CHEBI:29256)
4-sulfanylbutanoic acid (CHEBI:138400) is a thiol (CHEBI:29256)
6-{[(2S)-1-phenylpropan-2-yl]amino}hexane-1-thiol (CHEBI:233626) is a thiol (CHEBI:29256)
6-AmHap (CHEBI:234306) is a thiol (CHEBI:29256)
6-sulfanylhexyl 3-O-α-D-galactopyranosyl-α-D-mannopyranoside (CHEBI:235508) is a thiol (CHEBI:29256)
6-sulfanylhexyl 6-O-[(2-aminoethoxy)(hydroxy)phosphoryl]-α-D-mannopyranosyl-(1→2)-α-D-mannopyranosyl-(1→6)-α-D-mannopyranoside (CHEBI:235511) is a thiol (CHEBI:29256)
6-sulfanylhexyl α-D-galactopyranosyl-(1→2)-[α-D-galactopyranosyl-(1→2)-α-D-galactopyranosyl-(1→6)]-α-D-galactopyranoside (CHEBI:235510) is a thiol (CHEBI:29256)
6-sulfanylhexyl α-D-galactopyranosyl-(1→6)-α-D-galactopyranosyl-(1→3)-α-D-mannopyranoside (CHEBI:235509) is a thiol (CHEBI:29256)
6-thio-β-D-galactose (CHEBI:134026) is a thiol (CHEBI:29256)
9-mercaptodethiobiotin (CHEBI:133388) is a thiol (CHEBI:29256)
alkanethiol (CHEBI:47908) is a thiol (CHEBI:29256)
aryl thiol (CHEBI:82711) is a thiol (CHEBI:29256)
bacillithiol (CHEBI:61338) is a thiol (CHEBI:29256)
benzyl thiol (CHEBI:137674) is a thiol (CHEBI:29256)
benzylpenillamine (CHEBI:61224) is a thiol (CHEBI:29256)
coenzyme A (CHEBI:15346) is a thiol (CHEBI:29256)
coenzyme M (CHEBI:17905) is a thiol (CHEBI:29256)
Cys-Ser (CHEBI:73462) is a thiol (CHEBI:29256)
cysteamine (CHEBI:17141) is a thiol (CHEBI:29256)
cysteamine bitartrate (CHEBI:50386) is a thiol (CHEBI:29256)
dithiol (CHEBI:23853) is a thiol (CHEBI:29256)
fusarithioamide A (CHEBI:141359) is a thiol (CHEBI:29256)
glutathione (CHEBI:16856) is a thiol (CHEBI:29256)
L-744,832 (CHEBI:183636) is a thiol (CHEBI:29256)
mertansine (CHEBI:82755) is a thiol (CHEBI:29256)
methyl L-cysteinate (CHEBI:41531) is a thiol (CHEBI:29256)
molybdopterin cytosine dinucleotide (CHEBI:43955) is a thiol (CHEBI:29256)
monothioglycerol (CHEBI:74537) is a thiol (CHEBI:29256)
mycothiol (CHEBI:16768) is a thiol (CHEBI:29256)
N-(3,5-dichloro-2-pyridinyl)-2-methoxy-4-(methylthio)benzamide (CHEBI:108306) is a thiol (CHEBI:29256)
pantetheine (CHEBI:16753) is a thiol (CHEBI:29256)
pantetheine 4'-phosphate (CHEBI:16858) is a thiol (CHEBI:29256)
penicillamine (CHEBI:50868) is a thiol (CHEBI:29256)
thioenol (CHEBI:59722) is a thiol (CHEBI:29256)
thiogeraniol (CHEBI:143703) is a thiol (CHEBI:29256)
zofenoprilat (CHEBI:82602) is a thiol (CHEBI:29256)
IUPAC Name 
thiols
Synonyms  Source
ThiolKEGG COMPOUND
MercaptanKEGG COMPOUND
thiolsChEBI
RSHIUPAC
mercaptansChEBI
MerkaptanChEBI
UniProt Name  Source
a thiolUniProt
Manual XrefsDatabases
C00145KEGG COMPOUND
ThiolWikipedia