2,5-DIBROMO-3,4-DINITROTHIOPHENE
- CAS NO.：52431-30-8
- Empirical Formula: C4Br2N2O4S
- Molecular Weight: 331.93
- MDL number: MFCD00015537
- EINECS: 676-535-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-09-11 22:01:37
What is 2,5-DIBROMO-3,4-DINITROTHIOPHENE?
Chemical properties
Light Orange Solid
The Uses of 2,5-DIBROMO-3,4-DINITROTHIOPHENE
Reatant in the synthesis of bromodinitro compound, polymers via stille coupling. 3,4-diaminothiophene was obtained from the reduction of 2,5-dibromo-3,4-dinitrothiophene.
The Uses of 2,5-DIBROMO-3,4-DINITROTHIOPHENE
This monomer is useful in the Pd catalyzed Stille coupling to make conjugated thiophene oligomers or co-oligomers. The corresponding amine(s) can be obtained by subsequent reduction.
Properties of 2,5-DIBROMO-3,4-DINITROTHIOPHENE
| Melting point: | 137°C |
| Boiling point: | 341.2±37.0 °C(Predicted) |
| Density | 2.459±0.06 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | Acetone, Methanol |
| form | Solid |
| color | Light Orange |
| Water Solubility | Insoluble in water. |
| BRN | 218219 |
| CAS DataBase Reference | 52431-30-8(CAS DataBase Reference) |
Safety information for 2,5-DIBROMO-3,4-DINITROTHIOPHENE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral 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. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. 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 2,5-DIBROMO-3,4-DINITROTHIOPHENE
| InChIKey | AHGHPBPARMANQD-UHFFFAOYSA-N |
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![2,5-DIBROMOTHIENO[3,2-B]THIOPHENE](https://img.chemicalbook.in/CAS/GIF/25121-87-3.gif)
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