| (±)-5-Methyl-dihydro-furan-2-one |
| 5-methyltetrahydro-2-furanone |
| 5-methyl-dihydro-furan-2-one |
| 5-Methyl tetrahydrofuran-2-one |
| (R,S)-5-Methyl-dihydro-furan-2-one |
| 5-Methyloxolan-2-one |
| γ-Valerolactone |
| dihydro-5-methyl-2(3H)-Furanone |
| dihydro-5-methyl-2(3h)-furanon |
| 4-hydroxypentanoic acid lactone |
| 4-hydroxyvaleric acid lactone |
| 4-methyl-gamma-butyrolactone |
| 4-pentanolide |
| 4-valerolactone |
| gamma-methyl-gamma-butyrolactone |
| gamma-pentalactone |
| c-valerolactone |
| gamma-valerolactone |
| gamma-valerolakton |
| 2(3H)-Furanone,dihydro-5-methyl- |
| Dihydro-5-methyl-2(3H)-furanone |
| -Valerolac-tone |
| -Methylbutyrolactone |
