4-Oxo-4,5,6,7-tetrahydrobenzo[b]furan-3-carboxylic acid, 97%, Thermo Scientific™

Product Code	Brand	Quantity
10630923	Thermo Scientific Maybridge SEW02412CB	250 mg
10783633	Thermo Scientific Maybridge SEW02412DA	1 g
10546524	Thermo Scientific Maybridge SEW02412EA	10 g

Chemical Identifiers

• CAS: 56671-28-4
• Molecular Weight (g/mol): 180.159
• InChI Key: FABBWECRHZNMDQ-UHFFFAOYSA-N
• PubChem CID: 713937
• SMILES: C1CC2=C(C(=O)C1)C(=CO2)C(=O)O

• Molecular Formula: C9H8O4
• MDL Number: MFCD00052170
• Synonym: 4-oxo-4,5,6,7-tetrahydrobenzofuran-3-carboxylic acid, 4-oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid, 4-oxo-4,5,6,7-tetrahydrobenzo b furan-3-carboxylic acid, maybridge1_007745, 4-oxo-5,6,7-trihydrobenzo 1,2-b furan-3-carboxylic acid, oxotetrahydrobenzofurancarboxylicacid, 4,5,6,7-tetrahydro-4-oxo-3-benzofurancarboxylic acid, 4-oxo-4,5,6,7-tetrahydrocoumarone-3-carboxylic acid, 3-benzofurancarboxylicacid, 4,5,6,7-tetrahydro-4-oxo, 4,5,6,7-tetrahydro-4-oxobenzofuran-3-carboxylic acid
• IUPAC Name: 4-oxo-6,7-dihydro-5H-1-benzofuran-3-carboxylic acid

Specifications

• CAS: 56671-28-4
• Assay Percent Range: 97%
• Molecular Formula: C9H8O4
• Synonym: 4-oxo-4,5,6,7-tetrahydrobenzofuran-3-carboxylic acid, 4-oxo-4,5,6,7-tetrahydro-1-benzofuran-3-carboxylic acid, 4-oxo-4,5,6,7-tetrahydrobenzo b furan-3-carboxylic acid, maybridge1_007745, 4-oxo-5,6,7-trihydrobenzo 1,2-b furan-3-carboxylic acid, oxotetrahydrobenzofurancarboxylicacid, 4,5,6,7-tetrahydro-4-oxo-3-benzofurancarboxylic acid, 4-oxo-4,5,6,7-tetrahydrocoumarone-3-carboxylic acid, 3-benzofurancarboxylicacid, 4,5,6,7-tetrahydro-4-oxo, 4,5,6,7-tetrahydro-4-oxobenzofuran-3-carboxylic acid
• SMILES: C1CC2=C(C(=O)C1)C(=CO2)C(=O)O
• Molecular Weight (g/mol): 180.159
• Formula Weight: 180.16
• Chemical Name or Material: 4-Oxo-4,5,6,7-tetrahydrobenzo[b]furan-3-carboxylic acid

• CAS Min %: 97.0
• Packaging: Amber Glass Bottle
• MDL Number: MFCD00052170
• InChI Key: FABBWECRHZNMDQ-UHFFFAOYSA-N
• IUPAC Name: 4-oxo-6,7-dihydro-5H-1-benzofuran-3-carboxylic acid
• PubChem CID: 713937
• Percent Purity: 97%

Safety and Handling

GHS H Statement:
Causes severe skin burns and eye damage.
Causes serious eye damage.

GHS P Statement:
IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
Wear eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Immediately call a POISON CENTER or doctor/physician.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

GHS Signal Word: Danger