ChemicalBook > Product Catalog >Dyes and Pigments >Pigment >Organic pigments >Pigment Red 175

Pigment Red 175

Pigment Red 175 Structure
CAS No.
6985-92-8
Chemical Name:
Pigment Red 175
Synonyms
C.I.12513;yanliaohong2;Pigment Red 175;Permanent Red S2T;C.I. Pigment Red 175;methyl 2-[[3-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthyl]azo]benzoate;methyl 2-[(2Z)-2-[2-oxo-3-[(2-oxo-1,3-dihydrobenzimidazol-5-yl)carbamoyl]naphthalen-1-ylidene]hydrazinyl]benzoate;Benzoic acid, 2-3-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)aminocarbonyl-2-hydroxy-1-naphthalenylazo-, methyl ester;2-((3-(((2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)amino)-carbonyl)-2-hydroxy-1-naphthalenyl)-azo)-benzoicacid methylester;2-[[3-[[(2,3-dihydro-2-oxo-1h-benzimidazol-5-yl)amino]-carbonyl]-2-hydroxy-1-naphthalenyl]-azo]-benzoic acid methyl ester
CBNumber:
CB2855208
Molecular Formula:
C26H19N5O5
Molecular Weight:
481.46
MOL File:
6985-92-8.mol

Pigment Red 175 Properties

Boiling point 605.0±55.0 °C(Predicted)
Density 1.47±0.1 g/cm3(Predicted)
pka 11.41±0.30(Predicted)
EPA Substance Registry System Benzoic acid, 2-[[3-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthalenyl]azo]-, methyl ester (6985-92-8)

Pigment Red 175 Chemical Properties,Uses,Production

Properties and Applications

TEST ITEMS

SPECIFICATION

APPEARANCE

RED POWDER

SHADE

BLUISH

HEAT RESISTANCE

300 °C min

LIGHT FASTNESS

7-8

ACID RESISTANCE

5

ALKALI RESISTANCE

5

FASTNESS TO BLEEDING

5

OIL ABSORPTION

40-50%

SPECIFIC SURFACE

26m 2 /g

DENSITY

1.60 g/cm 3

RESIDUE ON 80 MESH

5.0% max

WATER SOLUBLE

1.0% max

VOLATITE 105 °C

1.0% max

TINTING STRENGTH

100-105 %

Pigment Red 175 Preparation Products And Raw materials

Raw materials

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Preparation Products

Pigment Red 175 2-[[3-[[(2,3-dihydro-2-oxo-1h-benzimidazol-5-yl)amino]-carbonyl]-2-hydroxy-1-naphthalenyl]-azo]-benzoic acid methyl ester methyl 2-[[3-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthyl]azo]benzoate Benzoic acid, 2-3-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)aminocarbonyl-2-hydroxy-1-naphthalenylazo-, methyl ester C.I. Pigment Red 175 Permanent Red S2T C.I.12513 2-((3-(((2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)amino)-carbonyl)-2-hydroxy-1-naphthalenyl)-azo)-benzoicacid methylester methyl 2-[(2Z)-2-[2-oxo-3-[(2-oxo-1,3-dihydrobenzimidazol-5-yl)carbamoyl]naphthalen-1-ylidene]hydrazinyl]benzoate Benzoic acid, 2-[2-[3-[[(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthalenyl]diazenyl]-, methyl ester yanliaohong2 6985-92-8 C26H19N5O5 Organics