105140-26-9 2H-Pyran-2-one, 6-butyltetrahydro- 3301-94-8 5-Butyl-5-hydroxypentanoic acid lactone 5-Butyl-delta-valerolactone 5-Hydroxynonanoic acid delta-lactone 5-Nonalactone 5-Nonanolide 6-Butyltetrahydro-2H-pyran-2-one AI3-36027 DELTA-NONALACTONE EINECS 221-974-5 FEMA No. 3356 Hydroxynonanoic acid delta-lactone Nonanoic acid, 5-hydroxy-, delta-lactone delta-Butyl-delta-valerolactone delta-Hydroxypelargonic acid lactone