trans-2-Pentene
ALDRICH/111260 - 99%
Synonym: (E)-2-Pentene
CAS Number: 646-04-8
Empirical Formula (Hill Notation): C5H10
Molecular Weight: 70.13
EC Number: 211-461-4
MDL Number: MFCD00009384
Linear Formula: C2H5CH=CHCH3
Product Type: Chemical
| assay | 99% |
| bp | 37 °C (lit.) |
| density | 0.649 g/mL at 25 °C (lit.) |
| InChI | 1S/C5H10/c1-3-5-4-2/h3,5H |
| InChI key | QMMOXUPEWRXHJS-HWKANZROSA |
| mp | −140 °C (lit.) |
| Quality Level | 100 ![]() |
| refractive index | n |
| SMILES string | CCC=CC |
| vapor pressure | 8.17 psi ( 20 °C) |
| Application: | trans-2-Pentene has been used for the calculation of OH levels by the decay method. |
| General description: | trans-2-Pentene is a significant reactive species in terms of its photochemical consumption and correspondent ozone formation potential. |
| Packaging: | 1, 5, 10 g in ampule |
| Symbol | ![]() ![]() GHS02,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H224 - H304 - H315 - H319 - H335 |
| Precautionary statements | P210 - P233 - P301 + P310 - P303 + P361 + P353 - P331 - P403 + P233 |
| Hazard Codes | F,Xn |
| Risk Statements | 11-36/37/38-65 |
| Safety Statements | 9-16-26-29-33-36-62 |
| RIDADR | UN 3295BE 3 / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | -0.4 °F - closed cup |
| Flash Point(C) | -18 °C - closed cup |
| Purity | 99% |
| bp | 37 °C (lit.) |
| mp | −140 °C (lit.) |
| Density | 0.649 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |




