| Product Name | Rhein |
| CAS No. | 478-43-3 |
| Synonyms | 1,8-Dihydroxy-3-Carboxy anthraquinone; 4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid; 4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylate |
| InChI | InChI=1/C15H8O6/c16-9-3-1-2-7-11(9)14(19)12-8(13(7)18)4-6(15(20)21)5-10(12)17/h1-5,16-17H,(H,20,21)/p-1 |
| Molecular Formula | C15H7O6 |
| Molecular Weight | 283.213 |
| Melting point | 321-322℃ |
| Boiling point | 597.8°C at 760 mmHg |
| Flash point | 329.4°C |
| Water solubility | <0.1 g/100 mL at 17℃ |
| Hazard Symbols |  Xi:Irritant; |
| Risk Codes | R36/37/38:; |
| Safety | S26:; S37/39:; |
478-43-3 rhein
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