CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Dark violet solid; [Merck Index] |
|---|---|
| Color/Form | Dark burgundy |
| Melting Point | 218 °C |
| Solubility | In 2-methoxymethanol, 2 mg/mL; in ethanol 0.3 mg/mL |
| Density | 0.45 g/mL |
| Decomposition | When heated to decomposition it emits toxic fumes of /nitrogen oxides/. |
| Other Experimental Properties | Blue solution in concentrated H2SO4 giving a blue-green precipitate on dilution |
| Chemical Classes | Dyes -> Anthraquinone Dyes |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
| Molecular Weight | 418.5 g/mol |
|---|---|
| XLogP3 | 7.8 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 418.168127949 g/mol |
| Monoisotopic Mass | 418.168127949 g/mol |
| Topological Polar Surface Area | 58.2 Ų |
| Heavy Atom Count | 32 |
| Formal Charge | 0 |
| Complexity | 619 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |