Pigment Red 8 CAS 6410-30-6

Introduction：Basic information about Pigment Red 8 CAS 6410-30-6, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

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

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)

Safety Information

• TSCA: TSCA listed

Pigment Red 8 Usage And Synthesis

Uses

C.I. Pigment red 8 is the most important colorant used to add color or change the color of something and is chemically essentially unaffected by the carrier or medium into which it is incorporated. It can be widely used in textile, medicine, food, cosmetics, plastics, paint, ink, photography and paper industries.

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 %

References

[1] Gürses A, A??ky?ld?z M, Güne? K, et al. Dyes and pigments: their structure and properties[J]. Dyes and pigments, 2016: 13-29.

Pigment Red 8 Preparation Products And Raw materials

• Raw materials: Sodium hydroxide-->Hydrochloric acid-->Sodium nitrite-->2-Methyl-5-nitroaniline-->Emulsion oil-->Naphthol AS-E-->N,N'-(3,3'-Dimethyl-4,4'-biphenyldiyl)bis(3-oxobutanamide)