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Term:
Parent Terms Term With Siblings Child Terms
(2-ethoxyethoxy)acetic acid 
(E)-3-dodecene 
(R)-salsolinol +   
(S)-salsolinol +  
1,2,3,4-tetrahydro-beta-carboline-3-carboxylic acid 
1,2,4-triazole-3-carboxamide +   
1,2-di-[(11Z)-octadecenoyl]glycerol 
1,2-di-[(9Z)-hexadecenoyl]glycerol 
1,2-dibutyrin  
1,2-didodecanoyl-sn-glycero-3-cytidine 5'-diphosphate 
1,2-dihexadec-9-enoyl-sn-glycero-3-cytidine 5'-diphosphate 
1,2-dioctadec-11-enoyl-sn-glycero-3-cytidine 5'-diphosphate 
1,2-dioctadecanoyl-sn-glycero-3-cytidine 5'-diphosphate 
1,2-ditetradec-7-enoyl-sn-glycero-3-cytidine 5'-diphosphate 
1,2-ditetradecanoyl-sn-glycero-3-cytidine 5'-diphosphate 
1,3'-bis(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-5-amino-5-methyl-6-\{2-oxo-1,3-diazabicyclo[2.2.0]hex-4-en-6-yl\}-1,3-diazinane-2,4-dione 
1,3'-bis(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-6-(5,6-diamino-2-oxo-2,3,4,5-tetrahydropyrimidin-4-yl)-1,3-diazabicyclo[2.2.0]hex-4-en-2-one 
1,3'-bis(2-deoxy-beta-D-erythro-pentofuranosyl)-5-amino-5-methyl-6-\{2-oxo-1,3-diazabicyclo[2.2.0]hex-4-en-6-yl\}-1,3-diazinane-2,4-dione 
1,3'-bis(2-deoxy-beta-D-erythro-pentofuranosyl)-6-(5,6-diamino-2-oxo-2,3,4,5-tetrahydropyrimidin-4-yl)-1,3-diazabicyclo[2.2.0]hex-4-en-2-one 
1,3,7-trimethyluric acid  
1-hydroxymidazolam +   
1-hydroxymidazolam beta-D-glucuronide  
1-methylhistidine 
1-methylhistidine zwitterion 
1-methylhypoxanthine 
1-methylnicotinamide +   
1-myristoyl-2-oleoylglycerol +  
1-nitroheptane 
1-nitrohexane 
10,11-dihydroleukotriene B4 
10-hydroxycapric acid +  
13-hydroxytridecanoic acid +  
15-hydroxypentadecanoic acid +  
16alpha-hydroxyestrone +  
16alpha-hydroxyprednisolone 
17-epiestriol +  
17beta-estradiol 17-sulfate 
18-hydroxy-5alpha-dihydrotestosterone 
18-hydroxycortisol  
18-oxocortisol  
19-hydroxy-5alpha-dihydrotestosterone 
19-hydroxyicosanoic acid 
19-hydroxynonadecanoic acid +  
19-oxo-5alpha-dihydrotestosterone 
1beta-hydroxydeoxycholic acid 
2',3'-cyclic CMP 
2'-deoxy-5,6-dihydroxy-5,6-dihydrocytidine 
2'-deoxy-5,6-dihydroxy-5,6-dihydrocytidine 5'-monophosphate 
2'-deoxy-5-(4,5-dihydroxypentyl)uridine 
2'-deoxy-5-(4,5-dihydroxypentyl)uridine 5'-monophosphate 
2'-deoxycytidine 5'-monophosphate dimer 
2'-deoxycytidine dimer 
2'-deoxycytidine-thymidine dimer 
2'-deoxyinosine-5'-monophosphate 
2,3,4-trihydroxbenzophenone 
2,3-dideoxy-beta-D-ribose 5-phosphate 
2,3-dipalmitoyl-S-glycerylcysteine 
2,4,5-trihydroxyphenylacetic acid 
2,4-dihydroxyacetophenone-5-O-sulfate 
2,4-dihydroxybenzoic acid 
2,5-dihydroxycinnamic acid methyl ester  
2,5-dimethylfuran 
2,5-S,S'-dicysteinyldopa 
2,6-dimethylheptanoyl carnitine +  
2,8-dihydroxyadenine 
2,8-dioxoadenine 
2-(acetylamino)-4-methylphenyl acetate 
2-(p-coumaroyl)malic acid 
2-deoxy-D-glucose 6-phosphate 
2-ethyl-5-methylfuran 
2-glyceryl 14,15-epoxy-(5Z,8Z,11Z)-icosatrienoate 
2-hydroxyestradiol 3-methyl ether 
2-hydroxytryptophan +  
2-methoxy-N-[3-oxo-3-(pyrrolidin-1-yl)propyl]acetamide 
2-methyl-3-[(2E)-5-carboxy-3-methylpent-2-enyl]-1,4-naphthoquinone 
2-methyl-5-(methylthio)furan 
2-methylfuran  
2-methylpropane-1,2-diol 
2-naphthol +   
2-oxoadipic acid  
2-pentylfuran 
2-phenylpropan-2-ol  
2-S-cysteinyl-DOPA 
20-hydroxy-20-oxoleukotriene B4 +  
20-hydroxyhenicosanoic acid +  
20-hydroxyicosanoic acid +  
20alpha-dihydroprednisone 
20beta-dihydrocortisol 
20beta-dihydroprednisone 
20beta-hydroxycortisone 
21-hydroxyhenicosanoic acid +  
3'-(N-formyl-L-methionyl)-AMP 
3'-glycyl-AMP 
3'-L-alanyl-AMP 
3'-L-arginyl-AMP 
3'-L-asparaginyl-AMP 
3'-L-aspartyl-AMP 
3'-L-cysteinyl-AMP 
3'-L-glutaminyl-AMP 
3'-L-glutamyl-AMP 
3'-L-histidyl-AMP 
3'-L-isoleucyl-AMP 
3'-L-leucyl-AMP 
3'-L-lysyl-AMP 
3'-L-methionyl-AMP 
3'-L-phenylalanyl-AMP 
3'-L-prolyl-AMP 
3'-L-seryl-AMP 
3'-L-threonyl-AMP 
3'-L-tryptophyl-AMP 
3'-L-tyrosyl-AMP 
3'-L-valyl-AMP 
3,4,5-trimethoxybenzoic acid +  
3,4-dimethylthiophene 
3,5,6-trichloro-2-pyridinol  
3-(1H-imidazol-1-yl)propanoic acid 
3-(3-hydroxyphenyl)-3-hydroxypropanoic acid 
3-(benzyloxy)-3-oxopropanoic acid 
3-hexanone 
3-hydroxy-2,4,4-trimethylpentyl 2-methylpropanoate 
3-hydroxyglutaric acid 
3-hydroxymethylantipyrine 
3-hydroxyoctanoylcarnitine 
3-hydroxysebacic acid 
3-methoxybenzoic acid 
3-methoxytyramine +   
3-methyladipate(2-) 
3-methyladipic acid 
3-octanone 
3alpha,17alpha-dihydroxy-5alpha-pregnan-20-one 
3alpha,17alpha-dihydroxy-5beta-pregnan-20-one 
4'-aminoacetanilide 
4,5-diamino-1,2,4a,4b,7,8,8a,8b-octahydro-1,3,6,8-tetraazabiphenylene-2,7-dione 
4-(5,6-diamino-2-oxo-2,3,4,5-tetrahydropyrimidin-4-yl)-1,2-dihydropyrimidin-2-one 
4-(methylnitrosamino)-1-(3-pyridyl)-1-butanol 
4-amino-5-hydroxy-6-(5-methyl-2-oxo-1,2,3,4-tetrahydropyrimidin-4-yl)-2,5-dihydropyrimidin-2-one 
4-bromophenol 
4-deoxythreonic acid 
4-heptanone 
4-hydroxycyclohexanecarboxylic acid +  
4-hydroxyestrone +   
4-hydroxymidazolam +   
4-hydroxymidazolam beta-D-glucuronide 
4-hydroxystyrene +   
4-hydroxytryptophan +  
4-oxopentanoic acid +   
4-pyridoxic acid +   
4a,4b-dimethylhexahydro-1,3,6,8-tetraazabiphenylene-2,4,5,7-tetrone 
5',6'-diamino-1,3'-bis(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-4',5'-dihydro[4,4'-bipyrimidine]-2,2'(1H,3'H)-dione 
5',6'-diamino-1,3'-bis(2-deoxy-beta-D-erythro-pentofuranosyl)-4',5'-dihydro[4,4'-bipyrimidine]-2,2'(1H,3'H)-dione 
5'-d(pGpG)-3' +  
5'-deoxy-5'-(methylsulfinyl)adenosine 
5,6-dihydrothymidine 
5,6-dihydrothymidine 5'-monophosphate 
5,6-dihydroxy-2'-deoxyuridine 
5,6-dihydroxy-2'-deoxyuridine 5'-monophosphate 
5,6-dihydroxyuracil 
5-(3',4',5'-trihydroxyphenyl)-gamma-valerolactone 
5-(3',4'-dihydroxyphenyl)-gamma-valerolactone 3'-O-sulfate 
5-(3'-hydroxyphenyl)-gamma-valerolactone-3'-O-beta-D-glucuronide 
5-(4,5-dihydroxypentyl)uracil 
5-amino-4a-methyl-1,2,3,4,4a,4b,7,8,8a,8b-decahydro-1,3,6,8-tetraazabiphenylene-2,4,7-trione 
5-amino-5-methyl-6-\{2-oxo-1,3-diazabicyclo[2.2.0]hex-4-en-6-yl\}-1,3-diazinane-2,4-dione 
5-carboxy-2'-deoxyuridine 
5-carboxy-2'-deoxyuridine 5'-monophosphate 
5-carboxymethylaminomethyl-2-thiouridine 
5-carboxymethylaminomethyl-2-thiouridine 5'-monophosphate 
5-hydroxyhexanoic acid 
5-hydroxymethyl-2-furoic acid 
5-methoxyindole-3-acetic acid  
5-methoxysalicylic acid 
5-methylfuran-2-carboxylic acid 
5-O-phosphono-2-deoxyribosyl-(3->5)-2,3-dideoxyribose 
5-O-phosphono-2-deoxyribosyl-(3->5)-2-deoxyribose 
5-pyridoxic acid +  
5-pyridoxolactone 
5alpha-androst-1-ene-3,17-dione 
5alpha-androstane-3beta,17beta-diol 3-O-(beta-D-glucuronide) 
5alpha-dihydrotestosterone 17-O-(beta-D-glucuronide) 
5beta-bufol 
6'-amino-1,3'-bis(2-deoxy-5-O-phosphono-beta-D-erythro-pentofuranosyl)-5'-hydroxy-5-methyl-3,4-dihydro[4,4'-bipyrimidine]-2,2'(1H,3'H)-dione 
6'-amino-1,3'-bis(2-deoxy-beta-D-erythro-pentofuranosyl)-5'-hydroxy-5-methyl-3,4-dihydro[4,4'-bipyrimidine]-2,2'(1H,3'H)-dione 
6-(2-hydroxyethoxy)-6-oxohexanoic acid 
6-(5,6-diamino-2-oxo-2,3,4,5-tetrahydropyrimidin-4-yl)-1,3-diazabicyclo[2.2.0]hex-4-en-2-one 
6-(carboxymethoxy)hexanoic acid 
6-azathymidine 
6-azathymidine 5'-monophosphate 
6-azathymine +  
6-hydroxynicotinic acid 
6-ketoestriol 
6alpha-hydroxyestrone 
6alpha-hydroxyprednisolone 
6alpha-hydroxyprednisone 
6beta-hydroxyprednisolone 
6beta-hydroxyprednisone 
7-hydroxytryptophan +  
7alpha-hydroxy-3-oxochol-4-en-24-oic acid 
8,5'-cyclo-2'-deoxyadenosine  
8,5'-cyclo-2'-deoxyadenosine monophosphate 
8,5'-cyclo-2'-deoxyguanosine 
8,5'-cyclo-2'-deoxyguanosine monophosphate 
8-aza-2'-deoxyadenosine 5'-monophosphate 
8-azaadenine +  
[Hyp(3)]-bradykinin 
[Hyp(3)]-bradykinin(2+) 
acetyltaurine 
acetyltaurine(1-) 
aconine 
adenosine 5'-phosphoramidate 
adrenosterone  
alpha-(methylamino)isobutyric acid  
alpha-Asp-Ile 
alpha-Asp-Leu 
alpha-hydroxyhippuric acid 
alpha-methylhistidine +  
androsterone +   
Arg-Arg 
arsenocholine 
Asn-Asn 
Asp-Asp 
benzoylhypaconine  
beta-Asp-Ile 
beta-Asp-Leu 
bisnorcholic acid 
bisphenol A sulfate 
butyric acid +   
A straight-chain saturated fatty acid that is butane in which one of the terminal methyl groups has been oxidised to a carboxy group.
butyrylglycine 
caffeic acid 3-sulfate 
caffeic acid 3-sulfate(2-) 
CDP-dipalmitoyl-sn-glycerol 
cedr-8-ene 
chenodeoxycholic acid 24-O-(beta-D-glucuronide) 
chenodeoxycholic acid 3-O-(beta-D-glucuronide) 
chloramphenicol +   
cholic acid 24-O-(beta-D-glucuronide) 
coprostanol +  
cotinine N-oxide 
crassicauline A 
cumene hydroperoxide  
cyclic di-AMP 
Cys-Cys 
cystathionine ketimine 
dAp-dAp 
dCDP 
dCMP-dTMP 
decanoic acid +   
Delta(6)-prednisolone 
Delta(6)-prednisone 
deoxycholic acid 24-O-(beta-D-glucuronide) 
desmethylnaproxen  
desmethylnaproxen(1-) 
desmethylranitidine 
difloxacin  
dihydrodehydro-beta-ionone 
diphenylmethanol +   
docosanoic acid +  
dodecanoic acid +   
dopamine 3-O-sulfate 
dopamine 3-O-sulfate zwitterion 
dopamine 4-O-sulfate 
dopamine 4-O-sulfate zwitterion 
dotriacontanoic acid +  
dpC-dpC 
estriol 16-O-(beta-D-glucuronide)  
ethyl glucuronide 
etiocholanolone 3-glucuronide 
etiocholanolone 3-glucuronide(1-) 
foresaconitine 
furan-2,5-dicarboxylic acid 
gamma-Glu-Phe 
gamma-Glu-Phe(1-) 
genistein +   
Gln-Gln 
Glu-Glu +  
Glu-Val 
hawkinsin 
henicosanoic acid +  
heptacosanoic acid +  
heptadecanoic acid +   
heptanoic acid +   
hexacosanoic acid +  
hexadecanoic acid +   
hexanal  
hexanoic acid +   
His-His 
homoveratric acid 
hydroxyethylflurazepam 
hydroxyretinoic glucuronide +  
hyocholate 
hyocholic acid +  
hyocholic acid 24-O-(beta-D-glucuronide) 
hyocholic acid 6-O-(beta-D-glucuronide) 
hyodeoxycholic acid 24-O-(beta-D-glucuronide) 
hyodeoxycholic acid 6-O-(beta-D-glucuronide) 
hypaconine 
icosanoic acid +  
Ile-Ile 
isobutyric acid +   
kaempferol +   
ketoretinoic acid glucuronide +  
L-alanyl-L-alanine 
L-lyxonic acid 
lanthionine ketimine 
Leu-Leu 
lithocholic acid 24-O-(beta-D-glucuronide) 
lithocholic acid 3-O-(beta-D-glucuronide) 
Lys-Lys 
m-tyramine  
menadione +   
menaquinone-7  
Met-Met +  
methanol +   
methyl propenyl ketone +  
mevalonic acid +   
mevalonolactone  
mono(2-ethyl-5-hydroxyhexyl) phthalate  
mono(2-ethyl-5-oxohexyl) phthalate  
mono(3-carboxypropyl) phthalate 
mono[2-(carboxymethyl)hexyl] phthalate 
monoisobutyl phthalate 
monomethyl glutaric acid 
muco-inositol 
myrtenic acid 
N(2)-acetylglutamine +  
N(6)-(5'-adenylyl)-L-lysine 
N(6)-carbamoylmethyl-2'-deoxyadenosine 
N(6)-carbamoylmethyl-2'-deoxyadenosine 5'-monophosphate 
N(6)-carbamoylmethyladenine 
N-(3-acetamidopropyl)pyrrolidin-2-one 
N-(5'-adenylyl)morpholine 
N-(indol-3-ylacetyl)glutaminate 
N-(indol-3-ylacetyl)glutamine 
N-[(13Z)-3-hydroxydocos-13-enoyl]sphingosine-1-phosphocholine 
N-[(13Z,16Z)-3-hydroxydocosa-13,16-enoyl]sphingosine-1-phosphocholine 
N-[(15Z)-3-hydroxytetracos-15-enoyl]sphingosine-1-phosphocholine 
N-[(9Z)-3-hydroxyhexadec-9-enoyl]sphingosine-1-phosphocholine 
N-[(9Z)-3-hydroxytetradec-9-enoyl]sphingosine-1-phosphocholine 
N-acetyl-L-tyrosine +  
N-acetyl-S-benzyl-L-cysteine 
N-acetyl-S-methyl-L-cysteine 
N-acetyl-S-phenyl-L-cysteine  
N-acetyldopamine  
N-acetylleukotriene E4 
N-acetyltyrosine +  
N-docosanoylglycine 
N-ethyldiethanolamine 
N-formyl-L-methionyl-L-methionine 
N-hexacosanoylglycine 
N-hexadecanoylsphingosine  
N-hydroxy-MeIQx 
N-isobutyrylglycinate 
N-isobutyrylglycine 
N-isovalerylglycinate 
N-isovalerylglycine 
N-methylnicotinate  
N-myristoylglycine +  
N-nicotinoylglycine 
N-tetracosanoylglycine 
nicotinamide +   
nicotinic acid +   
nonacosanoic acid +  
nonadecanoic acid +  
nonanoic acid +   
O-decanoylcarnitine +  
O-desethyl candesartan 
O-linoleyl-L-carnitine 
ochratoxin alpha +   
octacosanoic acid +  
octadecanoic acid +   
octanoic acid +   
p-cymene +   
p-methoxybenzaldehyde  
palmitic acid-d31 
pApA 
pCpC 
pentacosanoic acid +  
pentadecanoic acid +  
Phe-Phe 
Phe-Tyr-Asp 
pristinamycin IIA +  
Pro-Pro 
propionylglycine 
riboflavin +   
S-(5-acetamido-2-hydroxyphenyl)-N-acetyl-L-cysteine 
S-adenosyl-L-methionine +   
S-adenosylmethioninamine 
S-methylcysteine  
salicyl alcohol +   
Ser-Ser 
sulfociprofloxacin 
tenuazonic acid 
testosterone sulfate 
tetracosanoic acid +   
tetradecanoic acid +   
tetradecanoic-d27 acid 
tetrahexadec-9-enoyl cardiolipin 
tetrahexadecanoyl cardiolipin 
tetrahydropentoxyline 
tetraoctadec-11-enoyl cardiolipin 
tetratriacontanoic acid 
Thr-Thr 
thymidine 5'-monophosphate dimer 
thymidine dimer 
torasemide carboxylic acid 
trans-3-hydroxycotinine beta-D-glucuronide 
triacontanoic acid +  
tricosanoic acid +  
tridecanoic acid +  
tridecanoic-d25 acid 
Trp-Trp 
Tyr-Tyr 
tyramine sulfate 
tyramine sulfate zwitterion 
umbelliferone sulfate +   
umbelliferone sulfate(1-) 
undecanoic acid +   
urolithin A 3-O-glucuronide 
urolithin A 8-O-glucuronide 
ursocholic acid +  
Val-Val 
valeric acid +   
vanilpyruvic acid 
yunaconitine 
butyryl-CoA +   
dibutyrin +   
methionine +   

Synonyms
Related Synonyms: 1-butanoic acid ;   1-butyric acid ;   1-propanecarboxylic acid ;   4:0 ;   BUTANOIC ACID ;   Butanoate ;   Buttersaeure ;   C4:0 ;   CH3-[CH2]2-COOH ;   Formula=C4H8O2
Alternate IDs: CHEBI:113450 ;   CHEBI:22948 ;   CHEBI:3234 ;   CHEBI:41208
Xrefs: CAS:107-92-6 ;   DrugBank:DB03568 ;   Gmelin:26242 ;   HMDB:HMDB0000039 ;   KEGG:C00246 ;   KNApSAcK:C00001180 ;   LIPID_MAPS_instance:LMFA01010004
Xref Mesh: MESH:D020148
Xrefs: MetaCyc:BUTYRIC_ACID ;   PDBeChem:BUA ;   PMID:10736622 ;   PMID:10956204 ;   PMID:11201044 ;   PMID:11208715 ;   PMID:11238216 ;   PMID:11305323 ;   PMID:12068484 ;   PMID:13678314
Cyclic Relationships: is_conjugate_acid_of CHEBI:17968

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