1,3-Dibromo-5-octyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione
- CAS NO.：566939-58-0
- Empirical Formula: C14H17Br2NO2S
- Molecular Weight: 423.16
- MDL number: MFCD18804055
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 05:43:18
![1,3-Dibromo-5-octyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione Structural](https://img.chemicalbook.in/CAS/GIF/566939-58-0.gif)
What is 1,3-Dibromo-5-octyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione?
Description
1,3-Dibromo-5-octyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione, also referred to as TPD-C8, is electron-deficient and used as a monomer for the synthesis of low band-gap polymer semiconductors in OPV and OFET applications.
The Uses of 1,3-Dibromo-5-octyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione
suzuki reaction
The Uses of 1,3-Dibromo-5-octyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione
Used as an electron acceptor material (n-type semiconductor) in Polymer Solar Cells.
General Description
1,3-Dibromo-5-octyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione is a thienopyrrolodione (TPD) based electron acceptor material (n-type semiconductor) which is used widely for organic photovoltaic (OPV) applications. They have very powerful electron withdrawing capability. TPD based conjugated polymers have exhibited a Power Conversion Efficiency (PCE) of as high as 7.3% in bulk heterojunction polymer solar cells.
Properties of 1,3-Dibromo-5-octyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione
| Melting point: | 105.0 to 109.0 °C |
| Boiling point: | 457.8±45.0 °C(Predicted) |
| Density | 1.621 |
| storage temp. | under inert gas (nitrogen or Argon) at 2–8 °C |
| form | powder to crystal |
| pka | -3.32±0.20(Predicted) |
| color | White to Light yellow to Light orange |
Safety information for 1,3-Dibromo-5-octyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 1,3-Dibromo-5-octyl-4H-thieno[3,4-c]pyrrole-4,6(5H)-dione
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