1-Pentene
ALDRICH/76971 - ≥98.5% (GC)
Synonym: α-n-Amylene; 1-Methyl-3-butene; 4-Methyl-1-butene; Propylethylene
CAS Number: 109-67-1
Empirical Formula (Hill Notation): C5H10
Molecular Weight: 70.13
EC Number: 203-694-5
MDL Number: MFCD00003567
Linear Formula: CH3CH2CH2CH=CH2
Product Type: Chemical
| assay | ≥98.5% (GC) |
| autoignition temp. | 522 °F |
| bp | 29.9-30.1 °C (lit.) |
| density | 0.641 g/mL at 25 °C (lit.) |
| expl. lim. | 8.7 % |
| form | liquid |
| functional group | allyl |
| InChI | 1S/C5H10/c1-3-5-4-2/h3H,1 |
| InChI key | YWAKXRMUMFPDSH-UHFFFAOYSA |
| Quality Level | 100 ![]() |
| refractive index | n |
| n |
|
| SMILES string | CCCC=C |
| storage temp. | 2-8°C |
| vapor density | 2.4 (vs air) |
| vapor pressure | 10.27 psi ( 20 °C) |
| Application: | 1-Pentene can be used as a component in gasoline surrogates. It can also be used in the synthesis of (±)-byssochlamic acid and rugulactone. |
| Packaging: | 25, 100 mL in glass bottle |
| Symbol | ![]() ![]() GHS02,GHS07,GHS08 |
| Signal word | Danger |
| Hazard statements | H224 - H304 - H315 - H319 |
| Precautionary statements | P210 - P301 + P310 + P331 - P302 + P352 - P305 + P351 + P338 - P403 + P233 |
| Hazard Codes | F+,Xn |
| Risk Statements | 12-52/53-65 |
| Safety Statements | 61-62 |
| RIDADR | UN1108 - class 3 - PG 1 - 1-Pentene |
| WGK Germany | WGK 3 |
| Flash Point(F) | -59.8 °F - closed cup |
| Flash Point(C) | -51 °C - closed cup |
| Purity | ≥98.5% (GC) |
| bp | 29.9-30.1 °C (lit.) |
| Density | 0.641 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| Storage Temp. | 2-8°C |
| UNSPSC | 12352100 |




