chromene-2,4-dione

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Names

[ CAS No. ]:
4438-85-1

[ Name ]:
chromene-2,4-dione

[Synonym ]:
2,4-chromanedione
2-hydroxy-chromen-4-one
2,4-chromandione
4-hydroxy-chromen-2-one
chroman-2,4-dione

Chemical & Physical Properties

[ Molecular Formula ]:
C9H6O3

[ Molecular Weight ]:
162.14200

[ Exact Mass ]:
162.03200

[ PSA ]:
43.37000

[ LogP ]:
1.17840

Safety Information

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Acetylsalicylic acid methyl ester
  • 3-acetyl-4-hydroxycoumarin
  • Methyl salicylate
  • Diphenyl Malonate
  • Ortho-Hydroxyacetophenone
  • Ethyl carbonate
  • Acetylsalicyloyl chloride
  • MONOPHENYL MALONATE
  • (2-oxochromen-4-yl) benzoate
  • Pyridine chlorhydrate

DownStream

  • 4-Ethoxy-2H-chromen-2-one
  • 2-hydroxy-3-(2-hydroxy-4-oxo-chromen-3-yl)sulfanyl-chromen-4-one
  • 2-methoxychromen-4-one
  • 4-Methoxycoumarine
  • 2-Propionylphenol
  • rac-2-Methyl-4-phenyl-4H-pyrano[3,2-c]benzopyran-5-one
  • Benzalacetone
  • 2-Hydroxybenzophenone
  • Acetophenone

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

  • benzo[h]chromene-2,4-dione
  • 3-hydrazinylidenechromene-2,4-dione
  • 4H-[1,3]dioxolo[4,5-c]chromene-2,4-dione
  • 3-(anilinomethylidene)chromene-2,4-dione
  • 3-(phenylhydrazinylidene)chromene-2,4-dione
  • 3-(phenyl-λ3-iodanylidene)chromene-2,4-dione
  • 4-(Difluoromethyl)-3-hydroxy-6-methylpicolinonitrile
  • 5,6-Dibromo-4-(difluoromethyl)pyridine-3-sulfonamide
  • 2-Bromo-4-(difluoromethyl)-6-(trifluoromethyl)aniline
  • 6-Amino-4-(difluoromethyl)-5-methylpicolinamide
  • (2-Bromo-6-(difluoromethyl)-3-nitropyridin-4-yl)methanol
  • 2-Bromo-5-(difluoromethyl)-4-methyl-3-(trifluoromethyl)pyridine
  • 2-Amino-3-chloro-6-(difluoromethyl)pyridin-4-ol
  • 2-(6-Cyano-5-(difluoromethyl)-4-nitropyridin-2-yl)acetic acid
  • 2-Bromo-4-(difluoromethyl)-3-fluoro-6-methylpyridine
  • 2,4-Dimethyl-5-(2,3,6-trichlorophenyl)pyrimidine
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