![Thieno[3,2-b]thiophene Structure](https://www.chemicalbook.com/CAS/GIF/251-41-2.gif)
Thieno[3,2-b]thiophene
- Product NameThieno[3,2-b]thiophene
- CAS251-41-2
- CBNumberCB9370869
- MFC6H4S2
- MW140.23
- MDL NumberMFCD00179479
- MOL File251-41-2.mol
- MSDS FileSDS
Chemical Properties
| Melting point | 56 °C |
| Boiling point | 71 °C / 1mmHg |
| Density | 1.367±0.06 g/cm3(Predicted) |
| Flash point | 98℃ |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | soluble in Methanol |
| form | powder to crystal |
| InChI | InChI=1S/C6H4S2/c1-3-7-6-2-4-8-5(1)6/h1-4H |
| InChIKey | VJYJJHQEVLEOFL-UHFFFAOYSA-N |
| SMILES | C12C=CSC=1C=CS2 |
| NIST Chemistry Reference | Thieno[3,2-b]thiophene(251-41-2) |
| color | White crystals |
| UNSPSC Code | 12352103 |
| NACRES | NA.23 |
Safety
| Symbol(GHS) |
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| Signal word | Warning | |||||||||
| Hazard statements | H302-H315-H319-H335 | |||||||||
| Precautionary statements | P261-P264-P270-P301+P312-P302+P352-P305+P351+P338 | |||||||||
| Hazard Codes | Xn | |||||||||
| Risk Statements | 22-36/37/38 | |||||||||
| Safety Statements | 26-36/37 | |||||||||
| RIDADR | UN 3335 | |||||||||
| WGK Germany | 3 | |||||||||
| Hazard Note | Harmful | |||||||||
| HS Code | 29309090 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications | Acute Tox. 4 Oral Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 | |||||||||
| NFPA 704: |
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