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1,4-Dihydroxyanthraquinone
| 1,4-Dihydroxyanthraquinone Chemical Properties | |
| Melting point | 195-200 °C |
| Boiling point | 450 °C |
| density | 1.3032 (rough estimate) |
| vapor density | 8.3 (vs air) |
| vapor pressure | 1 mm Hg ( 196.7 °C) |
| refractive index | 1.5430 (estimate) |
| Fp | 222 °C |
| storage temp. | Store below +30°C. |
| solubility | <1g/l |
| form | powder |
| pka | pK (18°) 9.51 |
| Colour Index | 58,050 |
| color | red-brown |
| Water Solubility | <1 g/L (20 ºC) |
| Merck | 148,064 |
| BRN | 1914036 |
| InChIKey | GUEIZVNYDFNHJU-UHFFFAOYSA-N |
| CAS DataBase Reference | 81-64-1(CAS DataBase Reference) |
| NIST Chemistry Reference | 9,10-Anthracenedione, 1,4-dihydroxy-(81-64-1) |
| EPA Substance Registry System | Quinizarin (81-64-1) |
