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Pigment Red 8

Basic information Safety Supplier Related

Pigment Red 8 Basic information

Product Name:
Pigment Red 8
Synonyms:
  • PIGMENT RED 8
  • C.I. 12335
  • Pigment Permanent Red F4R
  • n-(4-chlorophenyl)-3-hydroxy-4-[(2-methyl-5-nitrophenyl)azo]-2-naphthalenecarboxamide
  • N-(4-chlorophenyl)-3-hydroxy-4-[(2-methyl-5-nitrophenyl)azo]naphthalene-2-carboxamide
  • Fast Red F4R
  • Pigment Red F 4 R
  • 2-Naphthalenecarboxamide, N-(4-chlorophenyl)-3-hydroxy-4-(2-methyl-5-nitrophenyl)azo-
CAS:
6410-30-6
MF:
C24H17ClN4O4
MW:
460.87
EINECS:
229-100-4
Product Categories:
  • Organics
  • Dyes and Pigments
Mol File:
6410-30-6.mol
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Pigment Red 8 Chemical Properties

Boiling point:
641.3±55.0 °C(Predicted)
Density 
1.40±0.1 g/cm3(Predicted)
vapor pressure 
0Pa at 25℃
pka
11.15±0.70(Predicted)
Water Solubility 
40ng/L at 25℃
LogP
8.88 at 25℃
CAS DataBase Reference
6410-30-6(CAS DataBase Reference)
EPA Substance Registry System
2-Naphthalenecarboxamide, N-(4-chlorophenyl)-3-hydroxy-4-[(2-methyl-5-nitrophenyl)azo]- (6410-30-6)
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Pigment Red 8 Usage And Synthesis

Flammability and Explosibility

Not classified

Properties and Applications

TEST ITEMS

SPECIFICATION

APPEARANCE

RED POWDER

SHADE

BLUISH

HEAT RESISTANCE

160 °C min

LIGHT FASTNESS

5~6

ACID RESISTANCE

5

ALKALI RESISTANCE

5

FASTNESS TO BLEEDING

4

OIL ABSORPTION

45-50%

SPECIFIC SURFACE

26 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 %

Pigment Red 8 Preparation Products And Raw materials

Raw materials

Sodium hydroxideHydrochloric acidSodium nitrite2-Methyl-5-nitroanilineEmulsion oilNaphthol AS-EN,N'-(3,3'-Dimethyl-4,4'-biphenyldiyl)bis(3-oxobutanamide)

Pigment Red 8Supplier

Winchem Industrial Co. Ltd
Tel
0574-83851061
Email
info@win-chemical.com
Hangzhou Paramount Product Corporation
Tel
0571-56076803 13868021345
Email
zoe@paramountproduct.com
Shanghai Orgchem Co.,Ltd.
Tel
+86-21-5877 1921
Email
info@chemofchina.com
Wuhan Netcom Electronic Commerce Limited
Tel
18064670521
Email
2355935187@ycphar.com
Alfa Chemistry
Tel
+1-5166625404
Email
Info@alfa-chemistry.com
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