[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=Branch1][C][=O][O][C][Branch1][Ring1][C][Cl][Cl]"}, {"from": "gpt", "value": "The molecule is a water-white liquid. Density 1.23 g / cm3. Flash point 307 \u00b0F. Low toxicity. Miscible with alcohol and ethyl ether. Insoluble in water. Used in organic synthesis."}]