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A class of dark blue and black dyes made by the oxidation of aniline. Nigrosine black is used as a dye for textiles, wood, leather and fur. It is also used in inks, shoe polishes, and paints.

Synonyms and Related Terms

Solvent Black 7; Acid Black 2; CI 50420; Nigrosin (Deut.); nigrosine (Fr.); nigrosinezwart (Ned.); nigrosine black; nigrosin;

Other Properties

Soluble in water.

CAS 80316-29-6
Molecular Weight mol. wt. = 737.86

Hazards and Safety

Skin contact may cause allergies and dermatitis.

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
  • Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996
  • Monona Rossol, The Artist's Complete Health and Safety Guide, Allworth Press, New York, 1994
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
  • Colour Index International online at