Emily edited answer September 11, 2017
Waxes are fatty acid esters of long chain monohydric alcohols like cytyl, ceryl or mericyl. Other fat like substances also occur in waxes.
Major component in beeswax is ester of palmitic acid and mericyl alcohol. Second major component is ester of palmitic acid with hexacosonal.
Emily edited answer September 11, 2017