Roseine

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Description

Green prismatic crystals. Roseine is prepared by treating Rosaniline with Acetic acid. It gives a brick red solution in water.

Synonyms and Related Terms

pararosaniline acetate; 4-(4-aminophenyl)(4-Imino-2,5-Cyclohexadiene-1yi)-benzenamine

Risks

  • Potential carcinogen.
  • May be toxic by inhalation and ingestion.
  • Contact may cause irritation.
  • NIH: Info page

Physical and Chemical Properties

Composition C21H21N3O2
CAS 6035-94-5
Melting Point 205 C
Molecular Weight mol. wt. = 347.41

Resources and Citations

  • F. Crace-Calvert, Dyeing and Calico Printing, Palmer & Howe, London, 1876

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