| Molecular Formula | C5H7N |
| Molar Mass | 81.12 |
| Density | 0.821 g/mL at 20 °C(lit.) |
| Boling Point | 127-128 °C766 mm Hg(lit.) |
| Flash Point | 75 °F |
| Vapor Presure | 46 mm Hg ( 50 °C) |
| Refractive Index | n20/D 1.424(lit.) |
| Risk Codes | R11 - Highly Flammable R20 - Harmful by inhalation R36 - Irritating to the eyes |
| Safety Description | S16 - Keep away from sources of ignition. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S7/9 - |
| UN IDs | UN 3276 6.1/PG 3 |
| vapor density | 2.8 (vs air) |
| Vapor pressure | 46mm Hg ( 50 °C) |
| refractive index | n20/D 1.424(lit.) |
| flash point | 75 °F |
| morphology | Liquid |
| EPA chemical information | 2-Pentenenitrile, (2Z)- (25899-50-7) |
| WGK Germany | 3 |
| RTECS number | SB2260000 |
| HazardClass | 6.1(a) |
| PackingGroup | II |
| Toxicity | LDLo orl-rat: 450 mg/kg EPASR* 8EHQ-1190-1121 |