4,5-dihydroxyphthalic acid

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Names

[ CAS No. ]:
63958-66-7

[ Name ]:
4,5-dihydroxyphthalic acid

[Synonym ]:
1,2-Benzenedicarboxylic acid,4,5-dihydroxy
4,5-Dhpa

Chemical & Physical Properties

[ Density]:
1.779g/cm3

[ Boiling Point ]:
535.8ºC at 760mmHg

[ Molecular Formula ]:
C8H6O6

[ Molecular Weight ]:
198.13000

[ Flash Point ]:
291.9ºC

[ Exact Mass ]:
198.01600

[ PSA ]:
115.06000

[ LogP ]:
0.49420

[ Index of Refraction ]:
1.717

Safety Information

[ HS Code ]:
2918290000

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2918290000

[ Summary ]:
HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

Related Compounds

  • 3,6-dichloro-4,5-dihydroxyphthalic acid
  • cis-4,5-dihydro-4,5-dihydroxyphthalic acid
  • 4,5-DIFLUOROANTHRANILIC ACID HYDROCHLORIDE
  • 4,5-Isoxazoledicarboxylic acid,3-[(diethoxyphosphinyl)methyl]-4,5-dihydro-
  • 4-(5-methylsulfonylpentoxy)benzoic acid
  • 4-(5-methylsulfinylpentoxy)benzoic acid
  • 1-(Azidomethyl)-3-bromo-2,4-dimethylbenzene
  • 5-chloro-6-fluoro-N-{3-[(2-oxopyrrolidin-1-yl)methyl]phenyl}pyridine-3-carboxamide
  • N-methyl-N-[2-(5-methyl-6-nitro-2,3-dihydro-1H-indol-1-yl)-2-oxoethyl]prop-2-enamide
  • 2-fluoro-5-formyl-N-[2-(methylcarbamoyl)cyclopentyl]benzamide
  • 6-chloro-7-(difluoromethyl)-1H-indole-3-sulfonyl chloride
  • 4-(Azidomethyl)-1-methyl-2-nitrobenzene
  • 1-(prop-2-enoyl)-N-[2-(thiophen-2-yl)propan-2-yl]piperidine-4-carboxamide
  • 7-Amino-5-azaspiro[3.4]octan-6-one
  • 2-(1-Methyl-1H-indazol-3-yl)-3,5-thiomorpholinedione
  • 5-(azidomethyl)-N,N-dimethyl-1,3-thiazol-2-amine
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