Synonyms: L-(+)-Pantolactone;L-(+)-Pantoyl lactone;L-(+)-a-Hydroxy-b,b-dimethyl-g-butyrolactone;L-Pantolactone;L-Pantoyl lactone;(S)-Pantolactone;(S)-(+)-Pantolactone;(+)-Pantoyl lactone;(+)-Pantolactone;(+)-2-Hydroxy-3,3-dimethyl-g-butyrolactone;2(3H)-Furanone,dihydro-3-hydroxy-4,4-dimethyl-, (S)-;2(3H)-Furanone,dihydro-3-hydroxy-4,4-dimethyl-, L-(+)- (8CI);