Pigment Red 48:2 CAS 7023-61-2

Introduction：Basic information about Pigment Red 48:2 CAS 7023-61-2, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Pigment Red 48:2 Basic information

• Product Name: Pigment Red 48:2
• Synonyms: PIGMENT RED 48:2;Permanent Red 2BL Pigment Red 48:2;calcium 4-[(5-chloro-4-methyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate;C.I. 15865:2;PR48:2 CA RED 2B YS;PR48:2 RED 2B BS;PR48:2 YS PERMANENT RED 2B;Fast Red F5R
• CAS: 7023-61-2
• MF: C18H15CaClN2O6S
• MW: 462.91
• EINECS: 230-303-5
• Product Categories: Organics;Dyes and Pigments
• Mol File: 7023-61-2.mol

Pigment Red 48:2 Chemical Properties

• density: 1.7[at 20℃]
• LogP: -0.75 at 23℃
• CAS DataBase Reference: 7023-61-2(CAS DataBase Reference)
• EPA Substance Registry System: C.I. Pigment Red 48, calcium salt (1:1) (7023-61-2)

Safety Information

• TSCA: TSCA listed

Pigment Red 48:2 Usage And Synthesis

Uses

C.I. Pigment red 48 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:

  180 °C min

• LIGHT FASTNESS:

  5

• ACID RESISTANCE:

  4

• ALKALI RESISTANCE:

  4

• FASTNESS TO BLEEDING:

  5

• OIL ABSORPTION:

  45-50%

• SPECIFIC SURFACE:

  28 m ² /g

• DENSITY:

  1.70 g/cm ³

• RESIDUE ON 200 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 48:2 Preparation Products And Raw materials

• Raw materials: Sodium hydroxide-->Hydrochloric acid-->Sodium nitrite-->Sodium sulfite-->Calcium chloride-->3-Hydroxy-2-naphthoic acid-->2-Amino-4-chloro-5-methylbenzenesulfonic acid