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| Product Name: | Indigo |
| CAS Registry Number: | 482-89-3 |
| EINECS: | 207-586-9 |
| Synonyms: | 2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one; Vat Blue 1; 2,2'-Bis(2,3-dihydro-3-oxoindolylidene); C.I. 73000; Indigo blue;Indigo; |
| Molecular Structure: |
 |
| Molecular Formula: | C16H10N2O2 |
| Molecular Weight: | 262.27 |
| Density: | 1.417g/cm3 |
| Boiling Point: | 400.4°Cat760mmHg |
| Melting Point: | 390-392 ºC (DEC.) |
| Flash Point: | 158.2°C |
| Refractive index: | 1.709 |
| Risk Codes: | S26;S36 |
| Safety Statements: | R36/37/38 |
| Hazard Symbols: | Xi: Irritant; |