gamma-valerolactone
γ-Valerolacton · gamma-valerolactona · والرولاکتون-گاما · gamma-valerolakton · γ-バレロラクトン · γ-walerolakton · Gama-Valerolactona · Gama-valerolactonă · Gama-valerolakton · γ-戊内酯 · γ-Valerolakton
| CAS | 108-29-2 |
|---|---|
| EC | 203-569-5 |
| UN | 1224 |
| Formula | C5H8O2 |
| Molar mass | 100.12 g/mol |
| Flash point | 94.3 °C |
| Relative density of the gas or vapour (air = 1) | 3.46 |
Gamma-valerolactone is a butan-4-olide that is dihydrofuran-2(3H)-one substituted by a methyl group at position 5. It has been found in the urine samples of humans exposed to n-hexane. Gamma-valerolactone is a clear, colorless, mobile liquid. pH (anhydrous): 7.0. pH (10% solution in distilled water): 4.2. (NTP, 1992)