1,3,5,7-Cyclooctatetraene, 98%, stab. with 0.1% Hydroquinone, Thermo Scientific Chemicals

Description

1,3,5,7-Cyclooctatetraene is used in the synthesis of highly organic film for silicon surfaces to improve its chemical and physical properties. It is also used in liquid state organic dye lasers, as triplet state quencher to reduce dye blinking.

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.

Applications
1,3,5,7-Cyclooctatetraene is used in the synthesis of highly organic film for silicon surfaces to improve its chemical and physical properties. It is also used in liquid state organic dye lasers, as triplet state quencher to reduce dye blinking.

Solubility
Not miscible or difficult to mix in water.

Notes
Air & light sensitive. Store at --20°C. Store away from oxidizing agent, air, heat, ultra violet radiation, free radical intiators.

Specifications

Chemical Identifiers

• CAS: 629-20-9
• Molecular Formula: C8H8
• Molecular Weight (g/mol): 104.15
• MDL Number: MFCD00004161
• InChI Key: KDUIUFJBNGTBMD-DLMDZQPMSA-N
• Synonym: 1,3,5,7-cyclooctatetraene, 8 annulene, unii-aj19r479cq, cycloocta-1,3,5,7-tetraene, 8-annulene, cyclooctatetraene, 1,5,7-cyclooctatetraene, un2358 flammable liquid, kduiufjbngtbmd-bonzmoemsa-n
• PubChem CID: 637866
• IUPAC Name: cyclooctatetraene
• SMILES: C1=C/C=C\C=C/C=C\1

• Melting Point: -5°C
• Density: 0.925
• Boiling Point: 142°C to 143°C
• Flash Point: 20°C (68°F)
• Odor: Unpleasant
• Refractive Index: 1.537
• Quantity: 25 g
• UN Number: UN2358
• Beilstein: 2496800
• Sensitivity: Air and light sensitive
• Solubility Information: Not miscible or difficult to mix in water.
• Formula Weight: 104.15
• Percent Purity: 98%
• Chemical Name or Material: 1,3,5,7-Cyclooctatetraene, stabilized with 0.1% Hydroquinone

Safety and Handling

Hazard Category	H225-H304-H315-H319-H335
Hazard Statement	GHS H Statement H225-H304-H315-H319-H335 Highly flammable liquid and vapour. May be fatal if swallowed and enters airways. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P210-P233-P235-P240-P241-P242-P243-P261-P264b-P271-P280-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P312-P331-P332+P313-P363-P370+P378q-P501c
DOTInformation	Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: CYCLOOCTATETRAENE
EINECSNumber	211-080-3
TSCA	Yes
Recommended Storage	Keep cold; Store under Argon

SDS

RUO – Research Use Only