Cyclopentene, 98+%

Description

CAS: 142-29-0 | C5H8 | 68.119 g/mol

Cyclopentene is used in organic synthesis for cross-linking resin. It is used as an intermediate in Industries such as Agrochemical, Dyestuff, Pharmaceutical, syntheses material, Chemical. It is used as a monomer for synthesis of plastics and rubber. It is also used for the synthesis of various chemicals, such as 1,1,2-Trimethylcyclohexane.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 142-29-0
• Molecular Formula: C5H8
• Molecular Weight (g/mol): 68.119
• MDL Number: MFCD00001394
• InChI Key: LPIQUOYDBNQMRZ-UHFFFAOYSA-N
• Synonym: 1-cyclopentene, unii-onm2ckv81z, onm2ckv81z, 1-cyclopentene #, cyclopentene, cyclopent-2-en-1-yl, cyclopent-3-en-1-yl, dsstox_cid_9171, wln: l5utj, acmc-209co5
• PubChem CID: 8882
• ChEBI: CHEBI:49155
• IUPAC Name: cyclopentene
• SMILES: C1CC=CC1

• Melting Point: -135°C
• Color: Colorless
• Density: 0.773 g/mL
• Boiling Point: 44°C to 45°C
• Flash Point: -29°C (-20°F)
• Refractive Index: 1.4225
• Quantity: 25 mL
• UN Number: UN2246
• Beilstein: 635707
• Sensitivity: Air Sensitive
• Solubility Information: It is soluble in most organic solvents like ethanol and ether. It is immiscible with water.
• Formula Weight: 68.12
• Percent Purity: ≥98%
• Physical Form: Liquid
• Chemical Name or Material: Cyclopentene

Safety and Handling

Hazard Category	H225-H302+H312-H304-H315-H319
Hazard Statement	GHS H Statement H225-H304-H302-H312-H336 Highly flammable liquid and vapor. May be fatal if swallowed and enters airways. Harmful if swallowed. Harmful in contact with skin. May cause drowsiness or dizziness.
Precautionary Statement	P210-P233-P240-P241-P242-P243-P264b-P270-P280-P301+P310-P303+P361+P353-P305+P351+P338-P312-P330-P331-P332+P313-P363-P370+P378q-P501c
DOTInformation	Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: CYCLOPENTENE
EINECSNumber	205-532-9
RTECSNumber	GY5950000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only