Brilliant yellow

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Description

An unstandardized pigment name.

1. Brilliant yellow was used for Naples yellow and for a mixture of cadmium yellow with either lead white or zinc white. This yellow mixture is very toxic and no longer in use.

2. Brilliant Yellow is also a brand name used for a synthetic disazo dye developed in 1886 by F. Bender and G. Schulz. It is used to directly dye cotton, [[rayon fiber|rayon], flax, and paper fibers.

Synonyms and Related Terms

2) Direct Yellow 4; CI 24890; amarillo brillante (Esp.); giallo brillante (It.)

Chemical structure

Brillyellowcs.jpg


Other Properties

2) Soluble in water. Max abs. at 497 nm. pH indicator dye (6.6=yellow to 8.0=orange).

Composition 2) C26H20N4O8S2
CAS 2) 3051-11-4

Hazards and Safety

2) Toxic by ingestion and inhalation.

GFS Chemicals: MSDS

Sources Checked for Data in Record

  • M. Doerner, The Materials of the Artist, Harcourt, Brace & Co., 1934
  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • Colour Index International online at www.colour-index.org
  • Sigma Dyes, Stains and Natural Pigments, Infrared Library, Nicolet, 1991-1995 Comment: OMNIC: formula= C26H20N4O8S2, CAS= 3051-11-4