BD2685348
4-Chloro-2-oxo-2H-chromene-3-carbaldehyde , 95+% , 50329-91-4
| Pack Size | Price | Stock | Quantity |
| 5g | RMB1075.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 126-130 °C (lit.) |
| Boiling point: | 374.5±42.0 °C(Predicted) |
| Density | 1.47±0.1 g/cm3(Predicted) |
| form | Solid |
Description and Uses
4-Chloro-3-formylcoumarin may be used as a reactant in the preparation of:
- 2-aryl[1]benzopyrano[4,3-c]pyrazol-4(2H)-ones
- biaryl lactones (benzo[c]chromen-6-ones)
- N-monosubstituted 4-amino-3-formylcoumarins
- chromeno[4,3-b]quinolin-6-one
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| WGK Germany | 3 |
| HazardClass | IRRITANT |
| HS Code | 2932990090 |
