143774

2-Pentene (mixture of cis and trans)

99%

• Synonym(s): β-Amylene, β-n-Amylene, 1-Methyl-2-ethylethylene, 3-Pentene, sym-Methylethylethylene
• Linear Formula: CH₃CH₂CH=CHCH₃
• CAS Number: 109-68-2
• Molecular Weight: 70.13
• Beilstein/REAXYS Number: 969151
• EC Number: 203-695-0
• MDL number: MFCD00009384
• UNSPSC Code: 12352100
• PubChem Substance ID: 24848610
• NACRES: NA.22

Properties

• vapor pressure: 8.06 psi ( 20 °C)
• Quality Level: 100
• assay: 99%
• form: liquid
• refractive index: n20/D 1.38 (lit.)
• bp: 37 °C (lit.)
• density: 0.65 g/mL at 25 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: CCC=CC
• InChI: 1S/C5H10/c1-3-5-4-2/h3,5H,4H2,1-2H3/b5-3+
• InChI key: QMMOXUPEWRXHJS-HWKANZROSA-N

Description

General description

2-Pentene undergoes addition reaction with phenoxathiin cation radical in acetonitrile solution to form bis(10-phenoxathiiniumyl)alkane adducts.

Application

2-Pentene (mixture of cis and trans) was used in the synthesis of polycyclopentene by ring-opening metathesis polymerization.

Safety Information

• pictograms: GHS02,GHS08
• signalword: Danger
• hcodes: H225,H304
• pcodes: P210 - P301 + P310 + P331
• Hazard Classifications: Asp. Tox. 1 - Flam. Liq. 2
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: -49.0 °F - closed cup
• flash_point_c: -45 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves