Pigment Yellow 12

Pigment Yellow 12 is an organic compound and an azo compound. It is a widely used yellow pigment. It is also classified as a diarylide pigment, being derived from 3,3'-dichlorobenzidine. It is closely related to Pigment Yellow 13, wherein the two phenyl groups are replaced by 2,4-xylyl.[1]

Pigment Yellow 12
Names
Other names
Benzidine yellow, Diarylanilide Yellow
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.026.170
EC Number
  • 228-787-8
UNII
Properties
C32H26Cl2N6O4
Molar mass 629.50 g·mol−1
Appearance Yellow solid
Density 1.22
Melting point 320 °C (608 °F; 593 K)
1mg/ml
Hazards
H412
P273, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

References

  1. K. Hunger. W. Herbst (2012). "Pigments, Organic". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a20_371.CS1 maint: uses authors parameter (link)
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