2-Heptanone | Fruity, Spicy, Cinnamon-Like Aroma CAS NO.110-43-0-1

2-Heptanone (CAS: 110-43-0) , also known as Methyl Amyl Ketone (MAK) or Methyl Pentyl Ketone, is a high-purity medium-chain ketone widely recognized for its distinctive and versatile olfactory profile. This compound exhibits a pleasant, penetrating aroma characterized by fruity, spicy, and cinnamon-like notes, with subtle undertones reminiscent of banana, clove, and cheese. These sensory properties, combined with its excellent solvent characteristics, make it a valuable ingredient across multiple industries, including flavor and fragrance, coatings, and specialty chemical manufacturing.

With a molecular formula of C₇H₁₄O, 2-Heptanone presents as a colorless to pale yellow liquid at room temperature, characterized by a refractive index of approximately 1.408 and a boiling point of 151°C. The compound demonstrates excellent solubility in ethanol, diethyl ether, and most organic solvents, with limited solubility in water. It is manufactured under strict quality control standards to ensure consistent purity, typically exceeding 99%, with rigorous batch-to-batch uniformity maintained throughout production.

In flavor applications, 2-Heptanone is extensively utilized to create authentic fruit profiles, particularly banana, apple, pear, and tropical fruit flavors. Its spicy, cinnamon-like character also makes it valuable in baked goods, confectionery, and dairy applications, where it contributes warm, sweet notes that enhance cinnamon, clove, and nutmeg formulations. The compound is also employed in cheese and fermented dairy profiles, where its slightly pungent, creamy character adds authenticity to blue cheese, cheddar, and other aged dairy flavors. In beverage applications, it provides fruity and spicy nuances to both alcoholic and non-alcoholic products.

Beyond the flavor industry, 2-Heptanone serves as a valuable solvent and intermediate in various industrial applications. Its excellent solvency properties make it suitable for use in high-solids coatings, printing inks, and specialty adhesive formulations. The compound also functions as a chemical intermediate in the synthesis of pharmaceuticals, agrochemicals, and other fine chemicals. In fragrance compositions, 2-Heptanone contributes fruity, spicy, and slightly ethereal accords that enhance fruity-floral, oriental, and gourmand-type perfumes, adding warmth and complexity to the overall composition.