Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Yellow 172,C.I.21109 Molecular Structure: Double azo Molecular Formula:C34H28Cl4N6O6 Molecular Weight: 758.43 CAS Registry Number:76233-80-2

Name:C.I.Pigment Yellow 171,C.I.21106 Molecular Structure: Double azo Molecular Formula:C34H28Cl4N6O4 Molecular Weight: 726.43 CAS Registry Number:53815-04-6

Name:C.I.Pigment Yellow 170,C.I.21104 Molecular Structure: Double azo Molecular Formula:C34H30Cl2N6O6 Molecular Weight: 689.54 CAS Registry Number:31775-16-3

Name:C.I.Pigment Yellow 169,C.I.13955 Molecular Structure: Single azo Molecular Formula:C17H16N4O8S Molecular Weight: 436.40 CAS Registry Number:73385-03-2

Name:C.I.Pigment Yellow 168,C.I.13960 Molecular Structure: Single azo Molecular Formula:C16H13ClN4O7S Molecular Weight: 440.82 CAS Registry Number:71832-85-4