Agent Name

Tris(p-aminophenyl)methanol

CAS Number

467-62-9

Formula

C19-H19-N3-O

Major Category

Dyes

Synonyms

4,4',4''-Triaminotriphenylcarbinol; Benzenemethanol, 4-amino-alpha,alpha-bis(4-aminophenyl)-; Fuchsin dye base; Methanol, tris(4-aminophenyl)-; Pararosaniline base; Tris (4-aminophenyl) carbinol; [ChemIDplus]

Category

Di- and Triaryl Dyes

Description

Powder; [MSDSonline]

Sources/Uses

Pararosaniline: Used as a dye intermediate and as a component of basic fuchsin dye for textiles, leather, and paper; [HSDB]

Comments

The term pararosaniline is used ambiguously in literature, sometimes referring to the free base, tris(p-aminophenol) methanol (CAS # 467-62-9), but more frequently referring to the hydrochloride salt (CAS # 569-61-9); Pararosaniline: Lifetime intragastric dosing of hamsters and rats causes rapid weight loss, diarrhea, and shortened lifespan, but no evidence of treatment related lesions or tumors; Mutagenic activity observed in reverse mutation assay on rat urine, but all other studies for mutagenicity negative; Emergency treatment: Methemoglobinemia; [HSDB] See "Magenta."

Adverse Effects
Methemoglobinemia

Methemoglobinemia, Secondary

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