| DECHEMA ID | 45478 |
| Formula | C4H6O2 |
| Synonym | butyrylactone |
| Synonym | 1,4-butyrolactone |
| Synonym | γ-butyryllactone |
| Synonym | 4-deoxytetronic acid |
| Synonym | nsc 4592 |
| Synonym | blon |
| Synonym | 4-butyrolactone |
| Synonym | gaftex hi-b |
| Synonym | 2-oxotetrahydrofuran |
| Synonym | γ-hydroxybutyrolactone |
| Synonym | 4-hydroxybutyric acid, γ-lactone |
| Synonym | butyryl lactone |
| Synonym | 1,4-butanolide |
| Synonym | γ-butanolactone |
| Synonym | 4-deoxytertanoic acid |
| Synonym | nih 10540 |
| Synonym | blo |
| Synonym | 2(3H)-oxolenone |
| Synonym | dynasolve 699 |
| Synonym | 2,3,4,5-tetrahydro-2-furanone |
| Synonym | γ-hydroxybutyric acid lactone |
| Synonym | tetrahydro-2-furanone |
| Synonym | 4-hydroxybutyric acid lactone |
| Synonym | butyric acid, 4-hydroxy-, γ-lactone |
| Synonym | 1,2-butanolide |
| Synonym | γ-butalactone |
| Synonym | 4-butanolide |
| Synonym | nci-c55878 |
| Synonym | α-butyrolactone |
| Synonym | butyrolactone |
| Synonym | dihydro-2-furanone |
| Synonym | 1-oxacyclopentan-2-one |
| Synonym | γ-hydroxybutyric acid cyclic ester |
| Synonym | σ-butyrolactone |
| Synonym | 4-hydroxybutanoic acid, γ-lactone |
| Synonym | butyric acid lactone |
| Synonym | oxolan-2-one |
| Synonym | γ-bl |
| Synonym | 4,5-dihydro-2(3h)-furanone |
| Synonym | hydroxybutanoic acid lactone |
| Synonym | agsol ex blo |
| Synonym | γ-butyrolactone |
| Synonym | dehydro-2(3h)-furanone |
| Synonym | 1,4-lactone |
| Synonym | γ-hydrooxybutyric acid lactone |
| Synonym | paint clean g |
| Synonym | 4-hydroxybutanoic acid lactone |
| Synonym | butanoic acid, 4-hydroxy-, γ-lactone |
| Synonym | 2-oxolanone |
| Synonym | γ-6480 |
| Synonym | 3-hydroxybutyric acid lactone |
| Synonym | gbl |
| Synonym | agrisynth blo |
| InChi-Key | YEJRWHAVMIAJKC-UHFFFAOYSA-N |
| Registry No. | 96-48-0 |