Ethanol is considered as one of the important organic compound. The molecular formula of ethanol is C2H5OH. It is also called as ethyl alcohol. Ethanol is used in pharmaceutical preparations like tincture of iodine, cough syrups, and tonics. Ethanol is used in the manufacture of organic compounds like acetaldehyde, acetic acid and chloroform. Reaction of ethanol with carboxylic acids is called esterification reaction. The product formed in this reaction is an ester along with water. Ethanol readily reacts with sodium to form sodium ethoxide and hydrogen gas.