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CAS RN: 389-58-2 | Product Number: C3021
4H-Cyclopenta[2,1-b:3,4-b']dithiophene
![Chemical Structure of 4H-Cyclopenta[2,1-b:3,4-b']dithiophene](/medias/C3021.jpg?context=bWFzdGVyfHJvb3R8NTE1NDB8aW1hZ2UvanBlZ3xhRGRpTDJoall5ODRPVEl3T0RBNE1qa3lNemd5TDBNek1ESXhMbXB3Wnd8ZDBhMjYyMzE2MjQyZDdhM2ExZmUxMjQ4NTE3MzA5MDdlNDIzZjc0YWVhODU5Y2NhMDBhMzQ4Y2IzODI0OGRhNQ "4H-Cyclopenta[2,1-b:3,4-b']dithiophene")
![Thumbnail of 4H-Cyclopenta[2,1-b:3,4-b']dithiophene](/medias/C3021.jpg?context=bWFzdGVyfHJvb3R8MTU3OTZ8aW1hZ2UvanBlZ3xhRGN6TDJobU5DODRPVE0wTWpJME5EazBOakl5TDBNek1ESXhMbXB3Wnd8MWZmYTk0ZjRjYzVjMmQ4OTdmOTA5ZDMzZTcwNmZjNjRiYjExZTI5OTFjMGZkNDI3NGE5MWE1ZjVjMDAyMjk0Nw)
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![4H-Cyclopenta[2,1-b:3,4-b']dithiophene](/_ui/responsive/theme-tci/images/missing_product_zoom.webp "4H-Cyclopenta[2,1-b:3,4-b']dithiophene")
Purity: >97.0%(GC)
Synonyms:
- 4H-Cyclopenta[1,2-b:5,4-b']dithiophene
Product Documents:
| Size | Unit Price | Shanghai | Tianjin | Japan* |
|---|---|---|---|---|
| 200MG |
¥240.00
|
37 | 1 | 38 |
| 1G |
¥640.00
|
1 | Contact Us | ≥60 |
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| Product Number | C3021 |
Purity / Analysis Method 
|
>97.0%(GC) |
| Molecular Formula / Molecular Weight | C__9H__6S__2 = 178.27 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature
|
Refrigerated (0-10°C) |
| Store Under Inert Gas | Store under inert gas |
| Condition to Avoid | Air Sensitive,Heat Sensitive |
| Packaging and Container
|
200MG-Glass Bottle with Plastic Insert (View image) |
| CAS RN | 389-58-2 |
| Reaxys Registry Number | 1239497 |
| PubChem Substance ID | 253662045 |
| MDL Number | MFCD20133900 |
Specifications
| Appearance | White to Light yellow to Dark green powder to crystal |
| Purity(GC) | min. 97.0 % |
| Melting point | 71.0 to 75.0 °C |
Properties (reference)
| Melting Point | 73 °C |
| Maximum Absorption Wavelength | 305 nm (EtOH) |
| Solubility (soluble in) | Toluene |
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