Amino esters

Amino esters are a class of chemical compounds that contain an amino group (-NH2) and an ester group (-COOR). They are derived from carboxylic acids and amines through a process known as esterification. Amino esters are widely used in pharmacology, particularly in the production of local anesthetics.

Chemical Structure

The chemical structure of an amino ester consists of a carbon atom double-bonded to an oxygen atom (the carbonyl group), and a single bond to an oxygen atom that is in turn bonded to another carbon atom (the ester group). Attached to the same carbon atom as the carbonyl group is an amino group, which consists of a nitrogen atom bonded to two hydrogen atoms.

Synthesis

Amino esters are synthesized through a reaction known as esterification. This involves the reaction of a carboxylic acid with an amine in the presence of a catalyst. The carboxylic acid provides the carbonyl group and the oxygen atom of the ester group, while the amine provides the nitrogen atom of the amino group.

Applications

Amino esters have a wide range of applications in pharmacology. They are used in the production of local anesthetics such as procaine, tetracaine, and benzocaine. These drugs work by blocking sodium channels in nerve cells, preventing the transmission of nerve impulses and thus causing numbness in the area where they are applied.

See Also

• Amino Acids
• Esterification
• Local Anesthetics