1-oxo-3H-2-benzofuran-4-carboxylic acid

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Names

[ CAS No. ]:
4792-27-2

[ Name ]:
1-oxo-3H-2-benzofuran-4-carboxylic acid

[Synonym ]:
1-OXO-1,3-DIHYDRO-ISOBENZOFURAN-4-CARBOXYLIC ACID
4-Carboxyphthalid
1-oxo-1,3-dihydro-2-benzofuran-4-carboxylic acid
1,3-Dihydro-1-oxo-4-isobenzofurancarboxylic acid
1-oxo-3H-isobenzofuran-4-carboxylic acid
4-Isobenzofurancarboxylic acid,1,3-dihydro-1-oxo

Chemical & Physical Properties

[ Density]:
1.502 g/cm3

[ Boiling Point ]:
470.136ºC at 760 mmHg

[ Molecular Formula ]:
C9H6O4

[ Molecular Weight ]:
178.14200

[ Flash Point ]:
201.645ºC

[ Exact Mass ]:
178.02700

[ PSA ]:
63.60000

[ LogP ]:
1.05520

Safety Information

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2,6-Dichlorotoluene
  • 3-PHTHALODINITRILE
  • DIMETHYL 2-METHYLISOPHTHALATE
  • 2-methyl-1,3-benzenedicarbonyl dichloride

DownStream

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 7-methoxy-6-methyl-1-oxo-3H-2-benzofuran-4-carboxylic acid
  • 3-hydroxy-7-methoxy-6-methyl-1-oxo-3H-2-benzofuran-4-carboxylic acid
  • 1-oxo-3H-2-benzofuran-5-carboxamide
  • 1-oxo-3H-2-benzofuran-4-sulfonamide
  • 6-methyl-1-oxo-3H-2-benzofuran-5-carboxylic acid
  • 5-Carboxyphthalide