Synonyms: (3R)-Dihydro-3-hydroxy-4,4-dimethyl-2(3H)-furanone, (-)-(R)-Pantolactone, (-)-2-Hydroxy-3,3-dimethyl-γ-butyrolactone, (3R)-Tetrahydro-3-hydroxy-4,4-dimethylfuran-2-one, D-(-)-α-Hydroxy-β,β-dimethyl-γ-butyrolactone, (R)-α-Hydroxy-β,β-dimethyl-γ-butyrolactone,D-(-)-Pantolactone2(3H)-Furanone, dihydro-3-hydroxy-4,4-dimethyl-, (3R)-, 2(3H)-Furanone, dihydro-3-hydroxy-4,4-dimethyl-, (R)-, 2(3H)-Furanone, dihydro-3-hydroxy-4,4-dimethyl-, D-(-)- (8CI), (-)-Pantolactone, (-)-Pantoyl lactone, (R)-(-)-Pantolactone, (R)-3-Hydroxy-4,4-dimethyldihydrofuran-2(3H)-one, (R)-Pantolactone, D-(-)-Pantolactone, D-(-)-Pantoyl lactone, D-Pantolactone, D-Pantoyl lactone, Pantolactone, Pantothenic lactone, Pantoyl lactone, l-Pantoyl lactone