3-Oxo-1,3-dihydro-2-benzofuran-1-carboxylic acid

Modify Date: 2025-08-21 12:24:27

3-Oxo-1,3-dihydro-2-benzofuran-1-carboxylic acid Structure
3-Oxo-1,3-dihydro-2-benzofuran-1-carboxylic acid structure
Common Name 3-Oxo-1,3-dihydro-2-benzofuran-1-carboxylic acid
CAS Number 708-14-5 Molecular Weight 178.141
Density 1.5±0.1 g/cm3 Boiling Point 432.7±45.0 °C at 760 mmHg
Molecular Formula C9H6O4 Melting Point N/A
MSDS N/A Flash Point 185.5±22.2 °C

 Names

Name 3-oxo-1H-2-benzofuran-1-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 432.7±45.0 °C at 760 mmHg
Molecular Formula C9H6O4
Molecular Weight 178.141
Flash Point 185.5±22.2 °C
Exact Mass 178.026611
PSA 63.60000
LogP 0.12
Vapour Pressure 0.0±1.1 mmHg at 25°C
Index of Refraction 1.622

 Synthetic Route

 Synonyms

1-oxo-1,3-dihydroisobenzofuran-3-carboxylic acid
3-phthalidecarboxylic acid
3-Oxo-1,3-dihydro-2-benzofuran-1-carboxylic acid
phthalide-3-carboxylic acid
3-oxo-1,3-dihydroisobenzofuran-1-carboxylic acid
3-oxo-1,3-dihidroisobenzofuran-1-carboxylic acid
T56 BVO DHJ DVQ
1-Isobenzofurancarboxylic acid, 1,3-dihydro-3-oxo-
1,3-Dihydro-3-oxo-1-isobenzofurancarboxylic acid
3-carboxyphthalide
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