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CAS Number：2509-18-4
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SMILES：CAS 2509-18-4 is a chemical compound that is commonly known as sodium ethylate. It is a white or yellowish powder that is highly reactive and soluble in ethanol. The chemical formula for sodium ethylate is C2H5NaO, and its molecular weight is 68.05 g/mol.Chemical PropertiesSodium ethylate is a strong base that can react with various acids to form salts. It is highly reactive with water and can undergo hydrolysis to form sodium hydroxide and ethanol. Sodium ethylate is also known to react with carbon dioxide to form sodium carbonate and ethanol. It is a flammable substance that should be handled with care.ApplicationsSodium ethylate is widely used in various industries such as pharmaceuticals, polymers, and organic synthesis. In the pharmaceutical industry, it is used as a catalyst for the synthesis of various drugs such as antihistamines, barbiturates, and antibiotics. It is also used as a reagent for the synthesis of esters and ethers in organic chemistry.In the polymer industry, sodium ethylate is used as a catalyst for the production of polyethylene terephthalate (PET) and other polymers. It is also used in the production of biodiesel as a catalyst for the transesterification of vegetable oils.Safety PrecautionsSodium ethylate is a highly reactive substance that can cause severe burns and eye damage upon contact. It is also flammable and can cause fires when exposed to air or water. Proper safety precautions should be taken when handling this substance, including wearing protective clothing and eyewear, using adequate ventilation, and storing it in a cool, dry place away from sources of ignition.ConclusionCAS 2509-18-4, or sodium ethylate, is a highly reactive chemical compound that is widely used in various industries such as pharmaceuticals, polymers, and organic synthesis. It is a strong base that can react with various acids to form salts and can undergo hydrolysis to form sodium hydroxide and ethanol. Proper safety precautions should be taken when handling this substance due to its flammability and potential hazard.