148262-90-2

Basic information

• Product Name: Reactive brown 45
• Synonyms: Reactive brown 45
• CAS NO: 148262-90-2
• Molecular Formula: C36H26 F N9 O18 S6 . 6 Na
• Molecular Weight: 0
• Mol File: 148262-90-2.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: Reactive brown 45(CAS DataBase Reference)
• NIST Chemistry Reference: Reactive brown 45(148262-90-2)
• EPA Substance Registry System: Reactive brown 45(148262-90-2)

Safety Data

• Hazardous Substances Data: 148262-90-2(Hazardous Substances Data)

Usage

Description

Reactive brown 45 is a synthetic dye characterized by its dark brown color. It is known for its standard properties, which include light fastness, oxygen bleaching, perspiration fastness, and soaping. The ISO ratings for these properties range from 4 to 6, indicating its durability and resistance to fading and staining.

Uses

Used in Textile Industry:
Reactive brown 45 is used as a coloring agent for dyeing fabrics, providing a dark brown hue to the material. Its light fastness ensures that the color remains vibrant even after exposure to sunlight, while its oxygen bleaching and perspiration fastness properties make it suitable for use in clothing that may be exposed to sweat or other environmental factors.
Used in Leather Industry:
Reactive brown 45 is also used as a dye for the leather industry, where it imparts a dark brown color to leather products. Its properties, such as fading and stain resistance, make it an ideal choice for leather goods that may be subjected to various conditions.
Used in Paper Industry:
In the paper industry, reactive brown 45 is used as a coloring agent for various types of paper products. Its light fastness and resistance to fading make it a suitable choice for paper that may be exposed to sunlight or other sources of light.
Used in Cosmetics Industry:
Reactive brown 45 can be used as a colorant in the cosmetics industry, particularly in products such as hair dyes and makeup. Its properties, including light fastness and resistance to fading, make it a reliable choice for products that may be exposed to various environmental factors.
Used in Ink Industry:
Reactive brown 45 is also used as a pigment in the ink industry, where it provides a dark brown color to various types of inks. Its properties, such as resistance to fading and staining, make it a suitable choice for inks used in printing applications.

Preparation

7-Aminonaphthalene-1,3,5-trisulfonic acid diazo, and 5-Aminonaphthalene-2-sulfonic acid?coupling, product diazo, Coupled with??m-Toluidine ,and 2,4,6-Trichloro-1,3,5-triazine?condensation, again with 2-Aminobenzene-1,4-disulfonic acid condensation.

Standard

Light Fastness

Fading

Stain

ISO

6