PRODUCT Properties
| Melting point: | 14-15℃ | 
                                    
| Boiling point: | 221℃ | 
                                    
| Density | 1.103 | 
                                    
| RTECS | DF4725200 | 
                                    
| refractive index | 1.5450 | 
                                    
| Flash point: | 92℃ | 
                                    
| storage temp. | Sealed in dry,Room Temperature | 
                                    
| Appearance | Colorless to light yellow Liquid | 
                                    
| Water Solubility | Slightly soluble in water. | 
                                    
Description and Uses
It is used as an active pharmaceutical intermediate.
Safety
| Symbol(GHS) | ![]() GHS07  | 
                                    
| Signal word | Warning | 
| Hazard statements | H302 | 
| Precautionary statements | P280-P305+P351+P338 | 
| HS Code | 2932990090 | 



![1-(8-Bromo-3,4-dihydro-2H-benzo[b][1,4]dioxepin-7-yl)ethanone](https://img.chemicalbook.com/CAS/GIF/175136-35-3.gif)
![3,4-Dihydro-2H-benzo[b][1,4]dioxepine-7-carboxylicacid](https://img.chemicalbook.com/CAS/GIF/20825-89-2.gif)
![(8-Bromo-3,4-dihydro-2H-benzo[b][1,4]dioxepin-7-yl)(phenyl)methanone](https://img.chemicalbook.com/CAS/GIF/175136-38-6.gif)
