| Outgoing Relation(s) |
| butan-4-olide (CHEBI:22950) is a tetrahydrofuranone (CHEBI:47016) |
| butan-4-olide (CHEBI:22950) is a γ-lactone (CHEBI:37581) |
| Incoming Relation(s) |
| (+)-garcinia acid (CHEBI:68235) is a butan-4-olide (CHEBI:22950) |
| (+)-microdiplodiasone (CHEBI:68284) is a butan-4-olide (CHEBI:22950) |
| (E)-3-(3,4-dihydroxybenzylidene)-5-(3,4-dihydroxyphenyl)dihydrofuran-2-one (CHEBI:68130) is a butan-4-olide (CHEBI:22950) |
| (R)-pantolactone (CHEBI:16719) is a butan-4-olide (CHEBI:22950) |
| (S)-α-hydroxyglutaric acid-γ-lactone (CHEBI:73677) is a butan-4-olide (CHEBI:22950) |
| (−)-5'-desmethylyatein (CHEBI:90894) is a butan-4-olide (CHEBI:22950) |
| (−)-bursehernin (CHEBI:90893) is a butan-4-olide (CHEBI:22950) |
| (−)-pluviatolide (CHEBI:90896) is a butan-4-olide (CHEBI:22950) |
| (3R,4R)-3-[(1R)-1-hydroxyalkyl]-4-(hydroxymethyl)oxolan-2-one (CHEBI:155999) is a butan-4-olide (CHEBI:22950) |
| (3R,4R)-3-[(1S)-1-hydroxyalkyl]-4-(hydroxymethyl)oxolan-2-one (CHEBI:138440) is a butan-4-olide (CHEBI:22950) |
| (3R,4R)-3-acyl-4-(hydroxymethyl)oxolan-2-one (CHEBI:138441) is a butan-4-olide (CHEBI:22950) |
| (3R,4R)-4-(hydroxymethyl)-3-(6-methylheptanoyl)oxolan-2-one (CHEBI:73982) is a butan-4-olide (CHEBI:22950) |
| (5R)-3-(3,4-difluoro-2-methoxyphenyl)-4,5-dimethyl-5-(trifluoromethyl)dihydrofuran-2(3H)-one (CHEBI:231898) is a butan-4-olide (CHEBI:22950) |
| [(3S)-4-(6-methylheptanoyl)-5-oxooxolan-3-yl]methyl phosphate (CHEBI:139267) is a butan-4-olide (CHEBI:22950) |
| N-[(3S)-2-oxotetrahydrofuran-3-yl]octanamide (CHEBI:43199) is a butan-4-olide (CHEBI:22950) |
| N-acyl homoserine lactone (CHEBI:83169) is a butan-4-olide (CHEBI:22950) |
| seco-plakortolide K (CHEBI:68423) is a butan-4-olide (CHEBI:22950) |
| seco-plakortolide L (CHEBI:68417) is a butan-4-olide (CHEBI:22950) |
| seco-plakortolide O (CHEBI:68418) is a butan-4-olide (CHEBI:22950) |
| seco-plakortolide P (CHEBI:68419) is a butan-4-olide (CHEBI:22950) |
| D-ribono-1,4-lactone (CHEBI:74168) is a butan-4-olide (CHEBI:22950) |
| D-threonolactone (CHEBI:87770) is a butan-4-olide (CHEBI:22950) |
| L-threonolactone (CHEBI:71176) is a butan-4-olide (CHEBI:22950) |
| 2-chloro-N-(2,6-dimethylphenyl)-N-(2-oxotetrahydrofuran-3-yl)acetamide (CHEBI:82792) is a butan-4-olide (CHEBI:22950) |
| 20,21,22,23-tetrahydro-23-oxoazadirone (CHEBI:67291) is a butan-4-olide (CHEBI:22950) |
| 3-(2-bromoethyl)-5,5-dimethyldihydro-2(3H)-furanone (CHEBI:61539) is a butan-4-olide (CHEBI:22950) |
| 3-(2-chloroethyl)-5,5-dimethyldihydro-2(3H)-furanone (CHEBI:61531) is a butan-4-olide (CHEBI:22950) |
| 3-(3-bromopropyl)-5,5-dimethyldihydro-2-furanone (CHEBI:61542) is a butan-4-olide (CHEBI:22950) |
| 3-[(4-chlorophenylsulfonyloxy)methyl]-5,5-dimethylbutyrolactone (CHEBI:59149) is a butan-4-olide (CHEBI:22950) |
| 3-[(4-methoxyphenylsulfonyloxy)methyl]-5,5-dimethylbutyrolactone (CHEBI:59147) is a butan-4-olide (CHEBI:22950) |
| 3-[(4-nitrophenylsulfonyloxy)methyl]-5,5-dimethylbutyrolactone (CHEBI:59150) is a butan-4-olide (CHEBI:22950) |
| 3-[(phenylsulfonyloxy)methyl]-5,5-dimethylbutyrolactone (CHEBI:59148) is a butan-4-olide (CHEBI:22950) |
| 3-[[(methylsulfonyl)oxy]ethyl]-5,5-dimethyldihydro-2(3H)-furanone (CHEBI:61541) is a butan-4-olide (CHEBI:22950) |
| 3-[2-(phenylsulfonyloxy)ethyl]-5,5-dimethyldihydro-2(3H)-furanone (CHEBI:61546) is a butan-4-olide (CHEBI:22950) |
| 3-{[1-(4-chlorophenylsulfonyl)oxy]ethyl}-5,5-dimethyldihydro-2(3H)-furanone (CHEBI:61547) is a butan-4-olide (CHEBI:22950) |
| 3-{[2-(4-methoxyphenylsulfonyl)oxy]ethyl}-5,5-dimethyldihydro-2(3H)-furanone (CHEBI:61545) is a butan-4-olide (CHEBI:22950) |
| 3-O-methyl-isosecotanapartholide (CHEBI:66090) is a butan-4-olide (CHEBI:22950) |
| 3-acetyl-7-tigloylvilasinin lactone (CHEBI:67294) is a butan-4-olide (CHEBI:22950) |
| 3-bromomethyl-5,5-dimethylbutyrolactone (CHEBI:59144) is a butan-4-olide (CHEBI:22950) |
| 3-chloromethyl-5,5-dimethylbutyrolactone (CHEBI:59142) is a butan-4-olide (CHEBI:22950) |
| 3-hydroxy-24,25,26,27-tetranortirucall-7-ene-23(21)-lactone (CHEBI:69010) is a butan-4-olide (CHEBI:22950) |
| 3-mesyloxymethyl-5,5-dimethylbutyrolactone (CHEBI:59145) is a butan-4-olide (CHEBI:22950) |
| 3-oxo-N-[(3S)-2-oxotetrahydrofuran-3-yl]octanamide (CHEBI:43778) is a butan-4-olide (CHEBI:22950) |
| 3-thiocyanatomethyl-5,5-dimethylbutyrolactone (CHEBI:59151) is a butan-4-olide (CHEBI:22950) |
| 3-tosyloxymethyl-5,5-dimethylbutyrolactone (CHEBI:59146) is a butan-4-olide (CHEBI:22950) |
| 4-(1-hydroxyethyl)-γ-butanolactone (CHEBI:87296) is a butan-4-olide (CHEBI:22950) |
| 4-butyl-γ-butyrolactone (CHEBI:87416) is a butan-4-olide (CHEBI:22950) |
| 4,5-dihydro-5,5-dimethyl-4-(3-oxobutyl)furan-2(3H)-one (CHEBI:27908) is a butan-4-olide (CHEBI:22950) |
| 5-(3'-hydroxyphenyl)-γ-valerolactone-3'-O-β-D-glucuronide (CHEBI:88746) is a butan-4-olide (CHEBI:22950) |
| 5-(3',4'-dihydroxyphenyl)-γ-valerolactone 3'-O-sulfate (CHEBI:134254) is a butan-4-olide (CHEBI:22950) |
| 5-(3',4',5'-trihydroxyphenyl)-γ-valerolactone (CHEBI:134255) is a butan-4-olide (CHEBI:22950) |
| 5-ethoxydihydro-2(3H)-furanone (CHEBI:87307) is a butan-4-olide (CHEBI:22950) |
| 5,5-dimethyl-3-(1-thiocyanatoethyl)dihydro-2(3H)-furanone (CHEBI:61550) is a butan-4-olide (CHEBI:22950) |
| 5,5-dimethyl-3-[2-(tosyloxy)ethyl]dihydro-2(3H)-furanone (CHEBI:61544) is a butan-4-olide (CHEBI:22950) |
| 5,5-dimethyl-3-{[1-(4-nitrophenylsulfonyl)oxy]ethyl}-dihydro-2(3H)-furanone (CHEBI:61549) is a butan-4-olide (CHEBI:22950) |
| 5,5-dimethyl-3-methylenedihydrofuran-2-one (CHEBI:103989) is a butan-4-olide (CHEBI:22950) |
| anthecotulide (CHEBI:141397) is a butan-4-olide (CHEBI:22950) |
| bihapten 1 (CHEBI:58985) is a butan-4-olide (CHEBI:22950) |
| bihapten 1 dimethyl ether (CHEBI:168774) is a butan-4-olide (CHEBI:22950) |
| citrafungin A (CHEBI:65635) is a butan-4-olide (CHEBI:22950) |
| citrafungin B (CHEBI:65636) is a butan-4-olide (CHEBI:22950) |
| dihydroanhydropodorhizol (CHEBI:4553) is a butan-4-olide (CHEBI:22950) |
| erythrono-1,4-lactone (CHEBI:87625) is a butan-4-olide (CHEBI:22950) |
| homoserine lactone (CHEBI:17289) is a butan-4-olide (CHEBI:22950) |
| isosecotanapartholide (CHEBI:66089) is a butan-4-olide (CHEBI:22950) |
| lyratol D (CHEBI:66608) is a butan-4-olide (CHEBI:22950) |
| SCB1 (CHEBI:156000) is a butan-4-olide (CHEBI:22950) |
| SCB2 (CHEBI:156001) is a butan-4-olide (CHEBI:22950) |
| SCB3 (CHEBI:156002) is a butan-4-olide (CHEBI:22950) |
| tulipalin B (CHEBI:87123) is a butan-4-olide (CHEBI:22950) |
| α-methylene γ-butyrolactone (CHEBI:104120) is a butan-4-olide (CHEBI:22950) |
| α'-angelica lactone (CHEBI:36439) is a butan-4-olide (CHEBI:22950) |
| γ-butyrolactone (CHEBI:42639) is a butan-4-olide (CHEBI:22950) |
| γ-caprolactone (CHEBI:85235) is a butan-4-olide (CHEBI:22950) |
| γ-nonanolactone (CHEBI:10575) is a butan-4-olide (CHEBI:22950) |
| γ-undecanolactone (CHEBI:10580) is a butan-4-olide (CHEBI:22950) |
| γ-valerolactone (CHEBI:48569) is a butan-4-olide (CHEBI:22950) |
| ξ,ξ-pilocarpine (CHEBI:39460) is a butan-4-olide (CHEBI:22950) |
