Synonyms: 2(3H)-Furanone,dihydro-3-hydroxy-4,4-dimethyl-, (R)-;2(3H)-Furanone,dihydro-3-hydroxy-4,4-dimethyl-, D-(-)- (8CI);(-)-(R)-Pantolactone;(-)-2-Hydroxy-3,3-dimethyl-g-butyrolactone;(-)-Pantolactone;(-)-Pantoyl lactone;(3R)-Tetrahydro-3-hydroxy-4,4-dimethylfuran-2-one;(R)-(-)-Pantolactone;(R)-3-Hydroxy-4,4-dimethyldihydrofuran-2(3H)-one;(R)-Pantolactone;(R)-a-Hydroxy-b,b-dimethyl-g-butyrolactone;D-(-)-Pantolactone;D-(-)-Pantoyl lactone;D-(-)-a-Hydroxy-b,b-dimethyl-g-butyrolactone;D-Pantolactone;D-Pantoyl lactone;Pantolactone;Pantothenic lactone;Pantoyl lactone;