Aminophenols

4-Aminophenol (or '''para-aminophenol or p-aminophenol''') is an organic compound with the formula H2NC6H4OH. It is a metabolite of acetaminophen which the body converts to N-arachidonoylphenolamine and this compound is responsible for all or part of acetaminophen's analgesic action and anticonvulsant effects..

3-Aminophenol is an organic compound with formula C6H4(NH2)(OH). It is an aromatic amine and a phenol. It is the meta isomer of 2-aminophenol and 4-aminophenol.

2-Aminophenol is an organic compound with the formula C6H7NO. Along with its isomer 4-aminophenol, it is an amphoteric molecule and a reducing agent. It is a useful reagent for the synthesis of dyes and heterocyclic compounds. Reflecting its slight hydrophilic character, white powder is moderately soluble in alcohols and can be recrystallized from hot water.

290px|thumb|right|The three aminophenol isomers:Left: 2-Aminophenol (o-aminophenol)Center: 3-Aminophenol (m-aminophenol)Right: 4-Aminophenol (p-aminophenol)