Basic information Safety Supplier Related

Pigment Red 188

Basic information Safety Supplier Related

Pigment Red 188 Basic information

Product Name:
Pigment Red 188
Synonyms:
  • methyl 4-[(2,5-dichlorophenyl)carbamoyl]-2-[(2Z)-2-[3-[(2-methoxyphenyl)carbamoyl]-2-oxonaphthalen-1-ylidene]hydrazinyl]benzoate
  • methyl 4-[[(2,5-dichlorophenyl)amino]carbonyl]-2-[[2-hydroxy-3-[[(2-methoxyphenyl)amino]carbonyl]-1-naphthyl]azo]benzoate
  • Benzoic acid, 4-(2,5-dichlorophenyl)aminocarbonyl-2-2-hydroxy-3-(2-methoxyphenyl)aminocarbonyl-1-naphthalenylazo-, methyl ester
  • Pigment Red 188
  • Red HF3S
  • CI Pigment Red 188
  • 4-[[(2,5-Dichlorophenyl)amino]carbonyl]-2-[[2-hydroxy-3-[[(2-methoxyphenyl)amino]carbonyl]-1-naphtyl]azo]benzoic acid methyl ester
  • C.I.12467
CAS:
61847-48-1
MF:
C33H24Cl2N4O6
MW:
643.47
EINECS:
263-272-1
Product Categories:
  • Organics
Mol File:
61847-48-1.mol
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Pigment Red 188 Chemical Properties

Boiling point:
734.8±60.0 °C(Predicted)
Density 
1.40±0.1 g/cm3(Predicted)
pka
11.39±0.70(Predicted)
form 
Powder
LogP
0.54 at 23℃ and pH7
EPA Substance Registry System
Methyl 4-(((2,5-dichlorophenyl)amino)carbonyl)-2-((2-hydroxy-3-(((2-methoxyphenyl)amino)carbonyl)-1-naphthyl)azo)benzoate (61847-48-1)
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Pigment Red 188 Usage And Synthesis

Uses

Pigment Red 188 is a commonly used commercial dye for bulk coloring of plastics and synthetic fibers and for surface coatings such as paints and inks.

Properties and Applications

TEST ITEMS

SPECIFICATION

APPEARANCE

RED POWDER

SHADE

YELLOWISH

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

27 m 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 %

References

[1] Curry C J, Rendle D F, Rogers A. Pigment analysis in the forensic examination of paints. I. Pigment analysis by x-ray powder diffraction[J]. Journal of the Forensic Science Society, 1982, 22(2): 173-177.

Pigment Red 188Supplier

Winchem Industrial Co. Ltd
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Wuhan FengyaoTonghui Chemical Products Co., Ltd.
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AFINE CHEMICALS LIMITED
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+86-0571-85134551
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Hubei Jusheng Technology Co.,Ltd.
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18871490254
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CONIER CHEM AND PHARMA LIMITED
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+8618523575427
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sales@conier.com