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3-Hepten-2-one: properties, applications and safety

Dec 5，2023

General Description

3-Hepten-2-one is a versatile organic compound with distinct physical and chemical properties. It is a clear, colorless liquid with a pungent odor. With a boiling point of approximately 63 degrees Celsius and a melting point of -49 degrees Celsius, it is soluble in organic solvents but only slightly soluble in water. It finds applications in the food industry as a food additive and flavoring agent, adding depth and complexity to various food products. Additionally, it is used as a fragrance ingredient in the cosmetics and personal care industry, enhancing the sensory experience of perfumes, soaps, and lotions. However, proper handling and storage procedures should be followed due to its flammable nature.

Article illustration

Figure 1. 3-Hepten-2-one

Properties

3-Hepten-2-one is an organic compound with the chemical formula C7H12O. It is a clear, colorless liquid with a pungent odor. In terms of physical properties, 3-Hepten-2-one has a boiling point of approximately 63 degrees Celsius and a melting point of -49 degrees Celsius. It is soluble in organic solvents such as ethanol and ether, but only slightly soluble in water. Chemically, this compound belongs to the ketone functional group and exhibits typical reactions associated with ketones. It undergoes oxidation reactions, forming carboxylic acids under appropriate conditions, and can also undergo reduction reactions to form corresponding alcohols. Furthermore, it is prone to nucleophilic addition reactions at its carbonyl group. In summary, 3-Hepten-2-one is a versatile compound with distinct physical and chemical properties. Its solubility, boiling point, and reactivity make it valuable in different industrial applications. ¹

Applications

3-Hepten-2-one, also known as methyl n-amyl ketone, is a versatile organic compound that finds various applications in the food industry. It is commonly used as a food additive and flavoring agent, owing to its unique properties. As a food additive, 3-Hepten-2-one is used to enhance the flavors and aromas of food products. Its pungent odor and taste make it a popular choice for use in savory foods such as soups, sauces, and snacks. Moreover, it is used to add a fruity or floral note to baked goods and confectionery products. In addition to being a food additive, 3-Hepten-2-one is also used as a flavoring agent in the food industry. Its distinct aroma and taste make it ideal for use in beverages such as fruit juices, soft drinks, and alcoholic beverages. It is also used in the production of flavorings for chewing gum and candy. Furthermore, 3-Hepten-2-one is used as a fragrance ingredient in the cosmetics and personal care industry. It is used to add a fruity or floral note to fragrances for perfumes, colognes, soaps, and lotions. Overall, 3-Hepten-2-one is a versatile compound with unique properties that make it valuable in the food and fragrance industries. Its use as a food additive and flavoring agent adds depth and complexity to food products, while its use as a fragrance ingredient enhances the sensory experience of personal care products. ^2,3

Safety

3-Hepten-2-one is a colorless, flammable liquid compound that is commonly used in the production of fragrances and flavors. As a flammable liquid, it poses a potential safety hazard in both its handling and storage. The compound has a flash point of 49°C and a boiling point of 63°C, which means that it can ignite easily and release flammable vapors when exposed to heat or flame. To ensure safe handling and use of 3-Hepten-2-one, it is important to follow proper storage and handling procedures. This includes storing the compound in a cool, dry place away from heat sources, open flames, and oxidizing agents. Adequate ventilation should also be provided to prevent the accumulation of flammable vapors. When working with 3-Hepten-2-one, appropriate personal protective equipment, such as gloves and goggles, should be worn to prevent skin and eye contact. If the compound is ingested or comes into contact with the skin or eyes, it can cause irritation and should be washed off immediately with water. In summary, while 3-Hepten-2-one is an important compound in the fragrance and flavor industry, it is crucial to handle and store it safely to prevent any potential safety hazards. ⁴