Ethyl Undecanoate is a colourless liquid which is widely used in alcoholic beverages like whisky, rum etc. It is an organic compound which belongs to the class of fatty acids esters which is the carboxyl derivative of fatty acid. It has a water solubility of 0.0024 gram per litre and a soapy waxy coconut odor. Ethyl Undecanoate is also used as food additive which includes spices, extracts, colourings, flavours etc. Its chemical formula is C13H26O2 and a boiling point of 105 degree Celsius. It may irritates eyes, skin and respiratory tract when used in its raw form.