2Nonanone

2-Nonanone is an organic compound with the chemical formula C9H18O. It is a ketone, characterized by a carbonyl group (C=O) bonded to two alkyl groups. In this case, the carbonyl group is attached to a methyl group and a heptyl group. It is also known as methyl heptyl ketone. At room temperature, 2-nonanone is typically a colorless liquid with a fruity or floral odor.

This compound occurs naturally in various plants and foods, including certain fruits and cheeses, contributing to their aroma profiles. Industrially, 2-nonanone can be synthesized through several chemical routes, such as the oxidation of 2-nonanol. Its properties make it useful as a solvent in certain applications, particularly for resins and coatings. It can also be used as a flavoring agent in the food industry, albeit in very small quantities, and in the fragrance industry.

2-Nonanone has a relatively low toxicity, but like many organic solvents, prolonged or excessive exposure should be avoided. It is flammable and should be handled with appropriate safety precautions. Its volatility means it can evaporate into the air, and its odor threshold is quite low, making it detectable even at low concentrations. Its presence in the environment is generally considered minor, with natural degradation processes occurring.