68310-07-6

Basic information

• Product Name: Pigment Red 81:3
• Synonyms: Xanthylium, 3,6-bis(ethylamino)-9-[2-(methoxycarbonyl)phenyl]-2,7-dimethyl-, molybdatephosphate;PR81:3 RHODAMINE RED DRY;3,6-bis(ethylamino)-9-[2-(methoxycarbonyl)phenyl]-2,7-dimethyl-xanthyliu mo;lybdatephosphate;PIGMENT RED 81:3;3,6-Bis(ethylamino)-9-(2-(methoxycarbonyl)phenyl)-2,7-dimethylxanthylium molybdatephosphate;C.I. 45161:2;xanthylium molybdate phosphate dye
• CAS NO: 68310-07-6
• Molecular Formula: C135H145MoN10O23P
• Molecular Weight: 2402.562761
• EINECS: 269-695-8
• Mol File: 68310-07-6.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: Pigment Red 81:3(CAS DataBase Reference)
• NIST Chemistry Reference: Pigment Red 81:3(68310-07-6)
• EPA Substance Registry System: Pigment Red 81:3(68310-07-6)

Safety Data

• Hazardous Substances Data: 68310-07-6(Hazardous Substances Data)

Usage

Uses

1. Used in the Plastics Industry:
Pigment Red 81:3 is used as a colorant for the plastics industry due to its high tinting strength, heat resistance, and light fastness. These properties make it suitable for coloring various types of plastics, including those used in high-temperature processing or applications where color stability is crucial.
2. Used in the Paints and Coatings Industry:
In the paints and coatings industry, Pigment Red 81:3 is utilized as a pigment to provide a strong bluish shade with good light fastness and resistance to acids and alkalis. Its properties make it an ideal choice for both interior and exterior coatings, ensuring color durability and resistance to environmental factors.
3. Used in the Printing Inks Industry:
Pigment Red 81:3 is employed as a pigment in the formulation of printing inks, offering a vibrant color and good resistance to bleeding. Its high tinting strength and compatibility with various ink formulations make it a popular choice for a wide range of printing applications.
4. Used in the Textile Industry:
In the textile industry, Pigment Red 81:3 is used as a pigment for dyeing and printing fabrics. Its heat resistance, light fastness, and resistance to acids and alkalis make it suitable for applications where colorfastness and durability are essential, such as in the production of clothing, upholstery, and other textile products.
5. Used in the Cosmetics Industry:
Pigment Red 81:3 can be used in the cosmetics industry as a colorant for various cosmetic products, such as lipsticks, blushes, and eyeshadows. Its high tinting strength, light fastness, and compatibility with different formulations make it an attractive option for creating vibrant and long-lasting cosmetic products.
6. Used in the Pharmaceutical Industry:
In the pharmaceutical industry, Pigment Red 81:3 may be utilized as a colorant for drug coatings, capsules, or tablets. Its properties, such as heat resistance and resistance to acids and alkalis, ensure that the color remains stable and consistent throughout the manufacturing process and during the product's shelf life.

TEST ITEMS

SPECIFICATION

HEAT RESISTANCE

180 °C min

LIGHT FASTNESS

7-8

ACID RESISTANCE

5

ALKALI RESISTANCE

4

FASTNESS TO BLEEDING

5

OIL ABSORPTION

40-50%

SPECIFIC SURFACE

28 m 2 /g

DENSITY

1.60 g/cm 3

RESIDUE ON 80 MESH

5.0% max

VOLATITE 105 °C

1.0% max

InChI:InChI=1/5C27H28N2O3.Mo.H3O4P.4O/c5*1-6-28-22-14-24-20(12-16(22)3)26(18-10-8-9-11-19(18)27(30)31-5)21-13-17(4)23(29-7-2)15-25(21)32-24;;1-5(2,3)4;;;;/h5*8-15,28H,6-7H2,1-5H3;;(H3,1,2,3,4);;;;/q;;;;;;;;;2*-1/p+2/b5*29-23+;;;;;;/r5C27H28N2O3.MoO4.H3O4P/c5*1-6-28-22-14-24-20(12-16(22)3)26(18-10-8-9-11-19(18)27(30)31-5)21-13-17(4)23(29-7-2)15-25(21)32-24;2-1(3,4)5;1-5(2,3)4/h5*8-15,28H,6-7H2,1-5H3;;(H3,1,2,3,4)/q;;;;;-2;/p+2/b5*29-23+;;