509-72-8
509-72-8 structure
- Name: 3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one
- Chemical Name: 3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one
- CAS Number: 509-72-8
- Molecular Formula: C20H14N2O3
- Molecular Weight: 330.337
- Create Date: 2018-02-16 08:00:00
- Modify Date: 2025-08-24 18:14:13
| Name | 3',6'-diaminospiro[2-benzofuran-3,9'-xanthene]-1-one |
|---|---|
| Synonyms |
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 |
| 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 |
| HS Code | 2932999099 |
|---|
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509-72-8 |
| Literature: BASF Patent: DE44002 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 2, p. 68 Full Text Show Details Meyer,R.; Sundmacher Chemische Berichte, 1899 , vol. 32, p. 2123 |
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509-72-8 |
| Literature: Meyer,R.; Sundmacher Chemische Berichte, 1899 , vol. 32, p. 2123 |
| 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% |