2-(2,4-Dihydroxybenzoyl)benzoic acid

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Names

[ CAS No. ]:
2513-33-9

[ Name ]:
2-(2,4-Dihydroxybenzoyl)benzoic acid

[Synonym ]:
Benzoic acid, 2-(2,4-dihydroxybenzoyl)-
Fluorescein impurity C
2-(2,4-Dihydroxybenzoyl)benzoic acid

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
555.7±33.0 °C at 760 mmHg

[ Melting Point ]:
202-205ºC (dec.)

[ Molecular Formula ]:
C14H10O5

[ Molecular Weight ]:
258.226

[ Flash Point ]:
304.0±21.9 °C

[ Exact Mass ]:
258.052826

[ PSA ]:
94.83000

[ LogP ]:
2.30

[ Vapour Pressure ]:
0.0±1.6 mmHg at 25°C

[ Index of Refraction ]:
1.678

Safety Information

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2918990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Fluorescein
  • 2-(2,4-bis(methoxymethoxy)benzoyl)benzoic acid
  • Phthalic anhydride
  • Resorcine
  • 1-bromo-2,4-bis(methoxymethoxy)benzene
  • Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,3',6'-dichloro-
  • metaboric acid
  • 3',6'-dihydroxyspiro[isobenzofuran-1(3H),9'-[9H]thioxanthene]-3-one

DownStream

  • 4',5'-DINITROFLUORESCEIN
  • 2-(3,6-dihydroxyxanthen-9-yl)benzoic acid
  • Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,3',6'-dichloro-
  • Fluorescein Diacetate
  • 4',5'-DIBROMOFLUORESCEIN
  • eosin b
  • Fluorescein
  • Eosin Y
  • Eosin diacetate
  • ethoxyfluorescein ethyl ester

Customs

[ HS Code ]: 2918990090

[ Summary ]:
2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • 2-(2,4-Dihydroxybenzoyl)benzoic acid-d4
  • 2-(5-chloro-2,4-dihydroxybenzoyl)benzoic acid
  • 2-ethylhexyl 2-(2,4-dihydroxybenzoyl)benzoate
  • 2-(2,4-dimethylphenyl)benzoic acid
  • 2-(2,4-difluorophenyl)benzoic acid
  • 2-(2,4-dimethoxyphenyl)benzoic acid