344508
Cyclopentene
96%
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About This Item
Empirical Formula (Hill Notation):
C5H8
CAS Number:
Molecular Weight:
68.12
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
205-532-9
Beilstein/REAXYS Number:
635707
MDL number:
Assay:
96%
Form:
liquid
Quality Segment
vapor pressure
20.89 psi ( 55 °C), 6.11 psi ( 20 °C)
assay
96%
form
liquid
autoignition temp.
743 °F
refractive index
n
bp
44-46 °C (lit.)
mp
−135 °C (lit.)
solubility
water: soluble 0.535 g/L at 25 °C
density
0.771 g/mL at 25 °C (lit.)
storage temp.
2-8°C
SMILES string
C1CC=CC1
InChI
1S/C5H8/c1-2-4-5-3-1/h1-2H,3-5H2
InChI key
LPIQUOYDBNQMRZ-UHFFFAOYSA-N
General description
Cyclopentene is a cyclo-olefin. Neopentyl phosphine ligand catalyzed Heck coupling of cyclopentene has been reported. Mechanism of reaction of ground state oxygen atom with cyclopentene has been investigated. Homopolymerization of cyclopentene has been reported. Photocatalytic oxidation of cyclopentene over various titanium(IV) oxide catalyst has been reported.
Application
Cyclopentene was used to investigate the [2+2] cycloaddition of diamond (001) surfaces with alkene.
Signal Word
Danger
Hazard Codes
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2
Storage Class
3 - Flammable liquids
WGK
WGK 2
Flash Point (°F)
-29.9 °F - closed cup
Flash Point (°C)
-34.4 °C - closed cup
PPE (personal protective equipment)
Eyeshields, Faceshields, Gloves
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