3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one

Names

[ CAS No. ]:
509-72-8

[ Name ]:
3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one

[Synonym ]:
3',6'-Fluorandiamine
Fluoran,3',6'-diamino
rhodamine 110 hydrochloride salt
3',6'-Diaminofluoran
Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-diamino-
3',6'-Diamino-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
620.7±55.0 °C at 760 mmHg

[ Molecular Formula ]:
C20H14N2O3

[ Molecular Weight ]:
330.337

[ Flash Point ]:
317.6±27.8 °C

[ Exact Mass ]:
330.100433

[ PSA ]:
87.57000

[ LogP ]:
0.95

[ Vapour Pressure ]:
0.0±1.8 mmHg at 25°C

[ Index of Refraction ]:
1.779

Safety Information

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Phthalic anhydride
  • 3-Aminophenol
  • Metanilic Acid

DownStream

  • Fluorescein

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%