| Identification | |
| Name: | Indigo |
| Synonyms: | 2-(1,3-Dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one; 2,2'-Bis(2,3-dihydro-3-oxoindolylidene); Indigo blue; C.I. 73000; Vat Blue 1 |
| CAS: | 482-89-3 |
| EINECS: | 207-586-9 |
| Molecular Formula: | C16H10N2O2 |
| Molecular Weight: | 262.27 |
| InChI: | InChI=1/C16H10N2O2/c19-15-9-5-1-3-7-11(9)17-13(15)14-16(20)10-6-2-4-8-12(10)18-14/h1-8,17-18H/b14-13+ |
| Molecular Structure: |  |
| Properties | |
| Transport: | 50kgs |
| Density: | 1.417g/cm3 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| Refractive index: | 1.709 |
| Water Solubility: | <0.1 g/100 mL |
| Solubility: | Water solubility: |
| Appearance: | Dark blue powder (or granule) |
| Report: |
Reported in EPA TSCA Inventory. |
| Packinggroup: | I |
| Storage Temperature: | Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances. |
| Color: | DARK-BLUE POWDER WITH COPPERY LUSTER |
| Usage: | Textile dyeing & printing inks, manufacture of indigo derivatives, paints, analytical reagents. |
| Safety Data | |
| Hazard Symbols |
Xi:Irritant
|
 |
|
