Product Description
2,5-Dichloro-3-acetylthiophene, also known as 3-Acetyl-2,5-dichlorothiophene, is an organic compound with the molecular formula C₆H₄Cl₂OS, a molecular weight of approximately 195.07 g/mol, CAS No. 36157-40-1, and EINECS No. 252-893-3.
The compound is supplied in solid form. Reported physicochemical data include a boiling point of 233.9 ± 40.0°C at 760 mmHg, a density of 1.5 ± 0.1 g/cm³, and a flash point of 95.3 ± 27.3°C. These values should be treated as reference data and verified against the supplier's current technical documentation.
As with other specialty organic chemicals, appropriate environmental precautions should be observed during handling and disposal. Avoid uncontrolled release into drains, soil, or aquatic environments, and follow applicable local regulations and the product's Safety Data Sheet (SDS).
For proper storage, keep the material in a tightly sealed, compatible container in a cool, dry, well-ventilated area. Protect it from unsuitable storage conditions and incompatible substances, and follow the supplier's recommendations for safe handling, storage, and transportation.
Product Parameters
| Melting point | 37-40 °C (lit.) |
| Boiling point | 120-122°C 4mm |
| density | 1.4514 (estimate) |
| Fp | >230 °F |
| storage temp. | Keep in dark place,Inert atmosphere,2-8°C |
| form | solid |
| color | White to Yellow to Orange |
| BRN | 121288 |
| CAS DataBase Reference | 36157-40-1(CAS DataBase Reference) |
| NIST Chemistry Reference | 2,5-Dichloro-3-thienyl methyl ketone(36157-40-1) |
| Hazard Codes | Xn,Xi |
| Risk Statements | 20/21/22-36/37/38 |
| Safety Statements | 26-36-36/37/39-22-36/37 |
| WGK Germany | 3 |
| Hazard Note | Irritant |
| HS Code | 29349990 |
Application Scenarios
3-Acetyl-2,5-dichlorothiophene is a thiophene-based organic compound that can serve as an intermediate in organic synthesis and specialty chemical research. Its chlorinated thiophene ring and acetyl functional group provide useful sites for further chemical modification, depending on the target molecule and synthesis route.
Organic Synthesis: Used as a building block in selected synthetic reactions for the preparation of substituted thiophene derivatives and other specialty organic compounds.
Pharmaceutical Research: May be investigated as a synthetic intermediate in medicinal chemistry and pharmaceutical research, subject to the requirements of the specific synthesis pathway.
Chemical Research and Development: Suitable for research into thiophene-based compounds and the development of functional molecules for specialized applications.
Specialty Chemical Manufacturing: May be used in selected chemical manufacturing processes where its molecular structure and reactivity meet the requirements of the target product.
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