PRODUCT Properties
| Melting point: | 274-276 °C(lit.) |
| Boiling point: | 248.14°C (rough estimate) |
| Density | 1.0825 (rough estimate) |
| refractive index | 1.4440 (estimate) |
| storage temp. | Sealed in dry,2-8°C |
| solubility | DMF: soluble |
| pka | 8.72(at 25℃) |
| form | powder |
| color | Light brown |
| PH Range | Colorless (4.0) to blue 1 uorescent (6.2) |
| λmax | 348nm, 292nm |
| BRN | 162550 |
| Major Application | Electroluminescent device, photoresists, photography, analytical reagent, cosmetics, hair dye, shampoo, antioxidant, hypotensive agent, antiimfiammatroy agent, antiviral agent, multidrug resistance (MDR) modulator, inhibitory effect onmelanin biosynthesis, protective agent against DNA damage, antimutagenic agent, detection of tumor cell-specific cytotoxicity, antiproliferative againt against cancer cells, analysis of human pancreatice cancer cell activity, chondroprotective agent |
| LogP | 0.959 (est) |
Description and Uses
6,7-Dihydroxy-4-methylcoumarin is suitable as a pH-indicator.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H303-H315-H319-H335 |
| Precautionary statements | P261-P280a-P304+P340-P305+P351+P338-P405-P501a |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| WGK Germany | 2 |
| RTECS | GN6384500 |
| F | 8 |
| TSCA | Yes |
| HazardClass | IRRITANT |
| HS Code | 29322985 |
