Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Red 42,C.I.21210 Molecular Structure: Double azo Molecular Formula:C38H34N8O8 Molecular Weight: 730.73 CAS Registry Number:6358-90-3

Name:C.I.Pigment Red 41,C.I.21200 Molecular Structure: Double azo Molecular Formula:C34H30N8O4 Molecular Weight: 614.65 CAS Registry Number:6505-29-9

Name:C.I.Pigment Red 40,C.I.12170 Molecular Structure: Single azo Molecular Formula:C20H14N2O Molecular Weight: 298.34 CAS Registry Number:2653-64-7

Name:C.I.Pigment Red 39,C.I.21080 Molecular Structure: Double azo Molecular Formula:C36H30N8O6 Molecular Weight: 670.67 CAS Registry Number:6492-54-2

Name:C.I.Pigment Red 38,C.I.21120 Molecular Structure: Double azo Molecular Formula:C36H28Cl2N8O6 Molecular Weight: 739.56 CAS Registry Number:6358-87-8