Color Swatch created using heavy application/diluted application and was applied on cold press watercolor paper (150 lb) material.
This color contains the following pigments:
PY139—Isoindolinone Yellow
Pigment Type
organic, azomethine
Chemical Name
n/a
Chemical Formula
C16H19N5O6
Properties
Isoindolinone Yellow is a new-generation organic pigment that has a very high tinting strength and average drying time.
Permanence
Isoindolinone Yellow has excellent lightfastness.
Toxicity
Isoindolinone Yellow is not considered toxic.
History
The first isoindolinone pigments were patented in 1946, and commercial production of pigments in this group began in the 1960s. Several isoindolinone yellow pigments are available.
Alternate Names
Isoindoline.