exo-7-Oxabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride, 98+%

Description

CAS: 6118-51-0 | C8H6O4 | 166.13 g/mol

Intermediate in a useful synthesis of 4,4-dialkyl-2-butenolides, based on reaction with two moles of Grignard reagent, followed by cycloreversion (elimination of furan) to release the double bond.

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
Intermediate in a useful synthesis of 4,4-dialkyl-2-butenolides, based on reaction with two moles of Grignard reagent, followed by cycloreversion (elimination of furan) to release the double bond.

Solubility
Hydrolyzes in water.

Notes
Moisture sensitive. Store away from strong oxidizing agents, water/ moisture.

Specifications

Chemical Identifiers

• CAS: 6118-51-0
• Molecular Formula: C8H6O4
• Molecular Weight (g/mol): 166.13
• MDL Number: MFCD00151506,MFCD00077442,MFCD00151506,MFCD00151506
• InChI Key: QQYNRBAAQFZCLF-UHFFFAOYNA-N
• Synonym: exo-3,6-epoxy-1,2,3,6-tetrahydrophthalic anhydride
• PubChem CID: 124671625
• IUPAC Name: 4,10-dioxatricyclo[5.2.1.0²,⁶]dec-8-ene-3,5-dione
• SMILES: O=C1OC(=O)C2C3OC(C=C3)C12

• Melting Point: 118°C to 119°C
• Quantity: 25 g
• Beilstein: 10355
• Sensitivity: Moisture sensitive
• Solubility Information: Hydrolyzes in water.
• Formula Weight: 166.13
• Percent Purity: ≥98%
• Chemical Name or Material: exo-7-Oxabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride

Safety and Handling

Hazard Category	H315-H319-H335
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
EINECSNumber	226-570-2
RTECSNumber	KC9650000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only