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Parent Terms Term With Siblings Child Terms
(1S)-2-[(2S,5R)-2-(aminomethyl)-5-prop-1-yn-1-ylpyrrolidin-1-yl]-1-cyclopentyl-2-oxoethanamine 
(8E)-undeca-1,8-dien-5-yne-3,7-diol 
2-chlorosuccinic acid 
2-hydroxy-3-oxosuccinic acid +  
2-methyl-6-(phenylethynyl)pyridine  
3,8-dimethyldeca-4,6-diyne-3,8-diol 
3-hydroxyaspartic acid +  
3-iodoprop-2-yn-1-yl butylcarbamate 
3-methylthioaspartic acid +  
3-thio-L-aspartic acid +  
4-(diethylamino)but-2-yn-1-ol +   
5-(3,4-diacetoxybut-1-ynyl)-2,2'-bithiophene 
5-(3-hydroxy-4-acetoxybut-1-ynyl)-2,2'-bithiophene 
5-(4-hydroxybut-1-ynyl)-2,2'-bithiophene 
5-[(2-methoxyphenyl)(methyl)phosphoryl]pent-4-ynoic acid 
5-[4-(dimethylamino)phenyl]-6-[(6-morpholin-4-ylpyridin-3-yl)ethynyl]pyrimidin-4-amine 
5-nonyn-3-ol 
6-\{5-[(2,4-diaminopyrimidin-5-yl)methyl]-2,3-dimethoxyphenyl\}hex-5-ynoic acid 
8-(2-chloro-3,4,5-trimethoxybenzyl)-2-fluoro-9-pent-4-yn-1-yl-9H-purin-6-amine 
acetylenes +   
acetylenic fatty acid +  
acetylenic fatty ester +  
acetylide +  
alkynic fatty acyl-CoA +  
aspartic acid +   
barban 
BMS-493 
butenedioic acid +   
butyn-1-ols +  
butynal +  
butynedioic acid +  
An acetylenic compound that is acetylene in which the hydrogens are replaced by carboxy groups.
butynediol +  
cadiyenol 
CHIR-090 
dihydroxyfumaric acid 
docebenone  
dodec-10-yn-1-ol 
efavirenz  
enediyne +  
enol-oxaloacetic acid 
enynal +  
enyne +   
GSK690693  
iminoaspartic acid 
malic acid +   
mepanipyrim  
methohexital  
methylmalonic acid +   
mifepristone  
N,N,2,2-tetramethyl-3-hexyn-1-amine 
N-carbamoylaspartic acid +  
N-formimidoyl-L-aspartic acid 
oxaloacetic acid +   
panaxydol  
phenylpropiolic acid 
ponatinib  
S-[5-(trifluoromethyl)-4H-1,2,4-triazol-3-yl] 5-(phenylethynyl)furan-2-carbothioate 
succinic acid +   
succinic acid-d4 
tazarotene  
terbinafine  
terminal acetylenic compound +   
tetraric acid +  
tetrayne +  
thiomalic acid +   
trans-2,3-epoxysuccinic acid 
triyne +  
ynal +  
ynamide +  
ynoate ester +   
ynol 
ynone +  

Synonyms
Related Synonyms: 2-Butynedioic acid ;   Formula=C4H2O4 ;   InChI=1S/C4H2O4/c5-3(6)1-2-4(7)8/h(H,5,6)(H,7,8) ;   InChIKey=YTIVTFGABIZHHX-UHFFFAOYSA-N ;   SMILES=OC(=O)C#CC(O)=O ;   acetylenedicarboxylic acid ;   but-2-ynedioic acid
Alternate IDs: CHEBI:19488 ;   CHEBI:22969 ;   CHEBI:2420
Xrefs: Beilstein:878357 "Beilstein" ;   CAS:142-45-0 "ChemIDplus" ;   CAS:142-45-0 "KEGG COMPOUND" ;   CAS:142-45-0 "NIST Chemistry WebBook" ;   Gmelin:26624 "Gmelin" ;   KEGG:C03248 ;   PMID:10843633 "Europe PMC" ;   PMID:12978816 "Europe PMC" ;   Reaxys:878357 "Reaxys" ;   Wikipedia:Acetylenedicarboxylic_acid
Cyclic Relationships: is_conjugate_acid_of CHEBI:30782

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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.