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| | ALIZARINE BLUE Basic information |
| Product Name: | ALIZARINE BLUE | | Synonyms: | ALIZARINE BLUE;5,6-Dihydroxynaphtho[2,3-f]quinoline-7,12-dione;Alizarin Blue;C.I.67410;Naphtho[2,3-f]quinoline-7,12-dione, 5,6-dihydroxy- | | CAS: | 568-02-5 | | MF: | C17H9NO4 | | MW: | 291.26 | | EINECS: | | | Product Categories: | | | Mol File: | 568-02-5.mol |  |
| | ALIZARINE BLUE Chemical Properties |
| Melting point | 268-270° | | Boiling point | 433.27°C (rough estimate) | | density | 1.2442 (rough estimate) | | refractive index | 1.4500 (estimate) | | pka | 3.17±0.20(Predicted) |
| | ALIZARINE BLUE Usage And Synthesis |
| Chemical Properties | Violet crystals. Insoluble in water, soluble in glacial acetic acid and hot benzene. | | Uses | As indicator in saturated alcoholic solution. pH: pink 0.0 to yellow 1.6; yellow 6.0 to green 7.6. | | Definition | ChEBI: An organic heterotetracyclic compound that is naphtho[2,3-f]quinoline-7,12-dione carrying two additional hydroxy groups at positions 5 and 6. Used as an acid-base indicator. Between pH 0.0 and pH 1.6 it changes from pink to yellow, and between
pH 6.0 and pH 7.6 it changes from yellow to green. |
| | ALIZARINE BLUE Preparation Products And Raw materials |
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