1H-2-Benzopyran-3-carboxylicacid, 3,4-dihydro-1-oxo-

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Names

[ CAS No. ]:
5762-27-6

[ Name ]:
1H-2-Benzopyran-3-carboxylicacid, 3,4-dihydro-1-oxo-

[Synonym ]:
1-Oxo-3,4-dihydro-1H-isochromene-3-carboxylic acid
(+/-)-3,4-dihydroisocoumarin-3-carboxylic acid
1-Oxo-isochroman-3-carboxylic acid
3.4-Diydro-isocumarincarbonsaeure-(3)
1-oxoisochromane-3-carboxylic acid
(3RS)-3,4-dihydroisocoumarin-3-carboxylic acid
1-oxo-3-isochromancarboxylic acid
1-Oxo-isochroman-3-carbonsaeure

Chemical & Physical Properties

[ Density]:
1.412g/cm3

[ Boiling Point ]:
471.5ºC at 760mmHg

[ Molecular Formula ]:
C10H8O4

[ Molecular Weight ]:
192.16800

[ Flash Point ]:
197.6ºC

[ Exact Mass ]:
192.04200

[ PSA ]:
63.60000

[ LogP ]:
0.85270

[ Index of Refraction ]:
1.595

Safety Information

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1-oxoisochromene-3-carboxylic acid
  • 2-hydroxy-1,2-dihydronaphthalene

DownStream

  • 2-(2-Carboxyethyl)benzoic acid

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%