Pyrogallol is a strong reducing agent. Reacts with alkalis, NH3, antipyrine, camphor, phenol, iron and lead salts, iodine, lime water, menthol and KMnO4.
Pyrogallol is probably combustible.
Pyrogallol belongs to the phenols group. It is an old
photograph developer and a low sensitizer in hair dyes.
Air & Water Reactions
Turns gray on exposure to light or air. Water soluble.
Inhalation of dust causes irritation of nose and throat. Ingestion may cause severe gastrointestinal irritation, convulsions, circulatory collapse, and death. Contact with eyes causes irritation. Skin contact can cause local discoloration, irritation, eczema, and death; repeated contact can cause sensitization.
ChEBI: A benzenetriol carrying hydroxy groups at positions 1, 2 and 3.
Complexing agent; reducing agent; alkaline solution indicator for gaseous oxygen.
white crystalline solid
Odorless white to gray solid. Sinks and mixes with water.