3-oxo-1,3-dihydro-benzo[c]isoxazole-4-carboxylic acid

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Names

[ Name ]:
3-oxo-1,3-dihydro-benzo[c]isoxazole-4-carboxylic acid

[Synonym ]:
1-oxo-1,3-dihydroisobenzofuran-3-carboxylic acid
3-oxo-1,3-dihydro-2-benzofuran-1-carboxylic acid
3-phthalidecarboxylic acid
phthalide-3-carboxylic acid
3-oxo-1,3-dihydroisobenzofuran-1-carboxylic acid
3-oxo-1,3-dihidroisobenzofuran-1-carboxylic acid
2,1-Benzisoxazole-4-carboxylic acid, 1,3-dihydro-3-oxo-
3-Oxo-1,3-dihydro-2,1-benzoxazole-4-carboxylic acid
4-Carboxy-benzisoxazolon
3-carboxyphthalide

Chemical & Physical Properties

[ Density]:
1.6±0.1 g/cm3

[ Boiling Point ]:
403.9±47.0 °C at 760 mmHg

[ Melting Point ]:
191 °C(decomp)

[ Molecular Formula ]:
C₈H₅NO₄

[ Molecular Weight ]:
179.130

[ Flash Point ]:
198.1±29.3 °C

[ Exact Mass ]:
179.021851

[ PSA ]:
83.30000

[ LogP ]:
1.10

[ Vapour Pressure ]:
0.0±1.0 mmHg at 25°C

[ Index of Refraction ]:
1.638

[ Storage condition ]:
2-8°C

Safety Information

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%