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PR207—Quinacridone Scarlet

Pigment Type

organic, quinacridone

Chemical Name

n/a

Chemical Formula

C₂₀H₁₂N₂O₂ or C₂₀H₁₀N₂O₂

Properties

Quinacridone Scarlet is a yellowish red pigment with an average drying time and some uneven dispersion. Quinacridone pigments have relatively low tinting strength in general. For this reason, quinacridone colors are often expensive, because more pigment is required in the formulation.

Permanence

Quinacridone Scarlet has excellent permanence and lightfastness. It is considered one of the most lightfast organic synthetic pigments in this shade range.

Toxicity

Quinacridone Scarlet has no known acute hazards. Overexposure to quinacridone pigments may cause skin irritation. Quinicridone pigments contain a compound found to be a skin, eye, and respiratory irritant.

History

Although quinacridone compounds became known in the late 19th century, methods of manufacturing so as to make them practical for use as commercial pigments did not begin until the 1950s. Quinacridone pigments were first developed as coatings for the automotive industry, but were quickly adopted by artists.

Alternate Names

Quinacridone Red (PR192).