Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Red 185,C.I.12516

Molecular Structure: Single azo

C.I.Pigment Red 185,C.I.12516,CAS 51920-12-8,61951-98-2,560.58,C27H24N6O6S,Hostaprint Carmine HF4C 32,Novoperm Carmine HF4C,Novoperm Carmine HF4C

Molecular Formula:C₂₇H₂₄N₆O₆S

Molecular Weight: 560.58

CAS Registry Number:51920-12-8,61951-98-2

Manufacturing Methods :  2-Methyl-4-amino-5-methoxy-N-methylbenzenesulfonamide diazotization, and 3-Hydroxy-N-(2-oxo-5-benzimidazolinyl)-2-naphthamide coupling.

Properties and Applications:blue light red. Used in printing ink, paint and plastic PVC, PO color, resistance to bleeding and good resistance transference.

List of Suppliers:

Epsilon Red LB-1T028(Sumika Color Co Ltd)

Hostaprint Carmine HF4C 32( Clariant GmbH )

Microlith Red 4C-K( Ciba Specialty Chemicals Inc )

Novoperm Carmine HF4C ( Clariant GmbH )

Permanent Carmine HF4( Hoechst A G )

PigmentRed 185(CPMA)