Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Blue 56,C.I.42800

Molecular Structure: triarylmethane

C.I.Pigment Blue 56,C.I.42800,CAS 6417-46-5,637.79,C40H35N3O3S,Reflex Blue A4H-3G 31,Reflex Blue A5H-G,Reflex Blue A6H-G,Reflex Blue GG

Molecular Formula:C₄₀H₃₅N₃O₃S

Molecular Weight: 637.79

CAS Registry Number:6417-46-5

Manufacturing Methods :in the presence of Benzoic acid, C.I.Basic Red 9(C.I. 42500) and too much m-Toluidine in 180 ~ 185 ℃ heating under 1.5 ~ 2 hours, and 90% sulfuric acid sulfonate.

Properties and Applications:green light blue.

List of Suppliers:

Reflex Blue A4H-3G 31 ( Clariant GmbH )

Reflex Blue A5H-G( Clariant GmbH )

Reflex Blue A5H-G 31( Clariant GmbH )

Reflex Blue A6H-G 31 ( Clariant GmbH )

Reflex Blue A6L-G( Clariant GmbH )

Reflex Blue GG( Hoechst A G )