C.I. Pigment red 221 [CAS 71566-54-6]

C.I. Pigment red 221 is the most important colorant used to add color or change the color of something and is chemically essentially unaffected by the carrier or medium into which it is incorporated. It can be widely used in textile, medicine, food, cosmetics, plastics, paint, ink, photography and paper industries.

[71566-54-6]

C50H42Cl2N6O8

925.81

OC1=C(C2=CC=CC=C2C=C1C(NC(C=C(Cl)C(NC(C3=CC4=CC=CC=C4C(N=NC5=CC(C(OC(C)C)=O)=CC=C5C)=C3O)=O)=C6)=C6Cl)=O)N=NC7=CC(C(OC(C)C)=O)=CC=C7C

Fluorescent Dye

10 mM in DMSO

Room temperature