Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Brown 42,C.I.200552

Molecular Structure: Double azo

C.I.P igment Brown 42, C.I. 200552102 9.10, C58H56N6O12

Molecular Formula:C₅₈H₅₆N₆O₁₂

Molecular Weight: 1029.10

CAS Registry Number:

Manufacturing Methods :Diisopropyl 2-aminoterephthalate diazotization, and 3-Hydroxy-2-naphthoic acid coupling, in 1, 2 – Dichlorobenzene Thionyl chloride and condensation chloride compound, again with 2,5-Dimethylbenzene-1,4-diamine in 1, 2 – Dichlorobenzene of condensation.

Properties and Applications:mainly used in PVC, PO color.

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