
Cas 156-60-5/Trans-1,2-Dichloroethylene is an unsaturated halogenated alkene; MW: C2H2Cl2 MW: 96.94. At room temperature, it is a colorless, volatile, transparent liquid with a pungent odor. It has a low boiling point, excellent solubility, and is flammable. It is commonly used in industry as a low-boiling-point solvent and extractant, and also serves as a basic intermediate in organic synthesis.
| Item | Specification |
| Melting Point | -49.8℃ |
| Boiling Point | 47.5℃ |
| Density | 1.257 g/cm³(20℃) |
| Flash point | 6℃ |
| Vapor pressure | N/A |
| Refractive index | N/A |
| Water Solubility | Insoluble in water; miscible with most organic solvents |
| Stability | Stable at room temperature; flammable when exposed to open flames or high heat. |
Industrial cleaning solvent: Trans-1,2-Dichloroethylene is used as a solvent for oils, resins, and waxes; for cleaning electronic components and precision instruments; also effective for degreasing and decontamination.
Extraction and Separation: Trans-DCE serves as a low-boiling-point extractant for the extraction and purification of natural products and chemical materials.
Organic Synthesis: Utilizes the reactivity of alkenes and halogen atoms to prepare various chlorinated fine chemicals, pesticides, and other synthetic intermediates.
Other Applications: A common analytical reagent in laboratories; may also be used as a low-temperature heat transfer medium or a compliant fumigation aid.
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