![Benzo[b]benzo[4,5]thieno[2,3-d]thiophene Structure](https://www.chemicalbook.com/CAS/GIF/248-70-4.gif)
Benzo[b]benzo[4,5]thieno[2,3-d]thiophene
- Product NameBenzo[b]benzo[4,5]thieno[2,3-d]thiophene
- CAS248-70-4
- CBNumberCB52686126
- MFC14H8S2
- MW240.34
- EINECS-0
- MDL NumberMFCD02114004
- MOL File248-70-4.mol
Chemical Properties
| Melting point | 218.0 to 222.0 °C |
| Boiling point | 432.3±18.0 °C(Predicted) |
| Density | 1.407±0.06 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| form | powder to crystal |
| color | White to Yellow to Green |
| λmax | 332nm(Toluene)(lit.) |
Safety
| Symbol(GHS) |
|
| Signal word | Warning |
| Hazard statements | H302-H315-H319-H332-H335 |
| Precautionary statements | P261-P280-P305+P351+P338 |
| HS Code | 2934.99.4400 |
