5,6-Difluoroisobenzofuran-1,3-dione

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Names

[ CAS No. ]:
18959-30-3

[ Name ]:
5,6-Difluoroisobenzofuran-1,3-dione

[Synonym ]:
4,5-Difluorophthalic anhydride
4,5-Difluor-phthalsaeureanhydrid
5,6-Difluoro-2-benzofuran-1,3-dione
1,3-isobenzofurandione,5,6-difluoro
4,5-DIFLUORO PHTHALIC ANHYDRIDE
4,5-difluoro-phthalic acid anhydride
1,3-Isobenzofurandione, 5,6-difluoro-
5,6-Difluoroisobenzofuran-1,3-dione
MFCD00152992

Chemical & Physical Properties

[ Density]:
1.7±0.1 g/cm3

[ Boiling Point ]:
321.2±32.0 °C at 760 mmHg

[ Melting Point ]:
99-100℃

[ Molecular Formula ]:
C8H2F2O3

[ Molecular Weight ]:
184.096

[ Flash Point ]:
143.3±20.0 °C

[ Exact Mass ]:
183.997192

[ PSA ]:
43.37000

[ LogP ]:
1.61

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.556

[ Storage condition ]:
2-8°C

Safety Information

[ Hazard Codes ]:
Xi: Irritant;

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 4,5-dichlorophthalic anhydride

DownStream

  • 3,4-Difluorobenzoic acid
  • Methyl 2-bromo-4,5-difluorobenzoate
  • 2-Amino-4,5-difluorobenzoic acid
  • 5,6-Difluoroisatin
  • 2-Bromo-4,5-difluorobenzoic 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%

Related Compounds

  • 5,6-dimethylisoindoline-1,3-dione
  • 5,6-Dimethoxy-1H-indene-1,3(2H)-dione
  • 5,6-dibromoisoindoline-1,3-dione
  • 5,6-dichloro-2-hydroxyisoindoline-1,3-dione
  • 5,6-dimethyl-2-nitroindene-1,3-dione
  • 5,6-Dimethoxy-2-benzofuran-1,3-dione
  • rac-(4aR,8aR)-1-[(tert-butoxy)carbonyl]-octahydropyrano[3,4-b][1,4]oxazine-2-carboxylic acid
  • Tert-butyl 4-amino-3-[(trimethylsilyl)methyl]butanoate
  • Ethyl 4-oxo-4-(pyrrolidin-2-yl)butanoate
  • Tert-butyl 4-oxo-4-(pyrrolidin-2-yl)butanoate
  • Ethyl 4-(2-aminoacetamido)-3-hydroxy-3-methylbutanoate
  • 2-Phenylcyclobutane-1-sulfonyl chloride
  • rac-2-[(2R,4aR,7aS)-4-[(benzyloxy)carbonyl]-hexahydro-2H-furo[3,4-b][1,4]oxazin-2-yl]acetic acid
  • 2-bromo-4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-5-methylbenzoic acid
  • 6-Bromo-5-{[(tert-butoxy)carbonyl]amino}pyrazine-2-carboxylic acid
  • 3-{[(benzyloxy)carbonyl]amino}-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid
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