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Name:2-Amino-4-nitrophenol

CAS Registry number:99-57-0

Synonyms:4-Nitro-2-Aminophenol
4-NAP

EINECS(EC#):202-767-9

Appearance:orange prisms or yellow powder
Density:1.511 g/cm3
Color/Form:Orange prisms from water
Yellow-brown leaflets containing water of crystallization
Yellow-brown to orange prisms
Stability:Stable under normal temperatures and pressures.
Storage temp:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Safety:
Poison by intraperitoneal route. Moderately toxic by ingestion. An eye irritant. Mutation data reported. Questionable carcinogen with experimental tumorigenic data. When heated to decomposition it emits toxic fumes of NOx.
Usage:
Chemical intermediate for dyes (eg, ci mordant browns 1 and 33, ci pigment yellow 65), component of permanent & semi-permanent hair dye products.
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