Aminophenol (para-)

Description

White to pink crystals that turn violet with exposure to light. Aminophenol is used in photographic developers and to dye textiles, Hair, Fur, and feathers.

Synonyms and Related Terms

p-hydroxyaniline; 4-aminophenol; 4-amino-1-hydroxybenzene; Activol; Azol; Certinal; Citol; Paranol; Rodinal; Unal; Ursol P

Chemical structure

Other Properties

Soluble in water, ethanol, ethyl methyl ketone. Insoluble in benzene, chloroform.

Composition	C6H4NH2OH
CAS	123-30-8
Melting Point	186
Molecular Weight	mol. wt.=109.0551
Boiling Point	284

Hazards and Safety

Toxic by ingestion and inhalation. Contact causes irritation.

Fisher Scientific: MSDS

Sources Checked for Data in Record

• Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993

• Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979

• The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 482