CH3CH2NHCH3

CH3CH2NHCH3, commonly known as ethylmethylamine, is a simple organic compound classified as a secondary amine. It consists of an ethyl group (CH3CH2–) and a methyl group (–CH3) attached to a nitrogen atom (NH), giving it the molecular formula C3H9N. This compound is a colorless liquid with a strong ammonia-like odor, commonly used in various chemical syntheses and industrial applications.

Ethylmethylamine is synthesized primarily through the reductive amination of acetaldehyde with methylamine or via the reaction of ethyl chloride with methylamine. It serves as an important intermediate in the production of pharmaceuticals, agrochemicals, and specialty chemicals. Due to its basic properties, it can act as a catalyst or a ligand in coordination chemistry.

In laboratory settings, ethylmethylamine is often utilized in organic synthesis for the preparation of amines, amides, and other nitrogen-containing compounds. Its reactivity stems from the lone pair of electrons on the nitrogen atom, which allows it to participate in nucleophilic reactions. However, it is also volatile and flammable, requiring careful handling to prevent exposure and fire hazards.

The compound exhibits moderate solubility in water and is miscible with many organic solvents. Its physical properties, such as boiling point (around 37–38°C) and density (approximately 0.68 g/cm³), make it suitable for applications where low viscosity and high volatility are desirable. Due to its basic nature, it can also be used in buffering systems or as a reagent in amine-based reactions.

Safety precautions are essential when working with ethylmethylamine, as inhalation or skin contact may cause irritation. Proper ventilation and protective equipment, such as gloves and goggles, should be used to minimize exposure risks. Its classification as a hazardous material underscores the importance of adhering to standard laboratory protocols when handling this compound.