25797-81-3

Basic information

• Product Name: Acid Blue 277
• Synonyms: Acid Blue 277;sodium 1-amino-9,10-dihydro-4-[5-[(2-hydroxyethyl)sulphamoyl]-3,4-xylidino]-9,10-dioxoanthracene-2-sulphonate;2-Anthracenesulfonic acid, 1-amino-9,10-dihydro-4-3-(2-hydroxyethyl)aminosulfonyl-4,5-dimethylphenylamino-9,10-dioxo-, monosodium salt;Blue 4RL;Nylosan Blue E-4R;Taitilon Blue GLF-T;Triacid Fast Blue 4RL.;Weak Acid Brilliant Blue 4R
• CAS NO: 25797-81-3
• Molecular Formula: C24H22N3NaO8S2
• Molecular Weight: 567.56655
• EINECS: 247-269-2
• Product Categories: Dyes and Pigments
• Mol File: 25797-81-3.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• Density: 1.488[at 20℃]
• Vapor Pressure: 0Pa at 20℃
• Water Solubility: 1.2g/L at 20℃
• CAS DataBase Reference: Acid Blue 277(CAS DataBase Reference)
• NIST Chemistry Reference: Acid Blue 277(25797-81-3)
• EPA Substance Registry System: Acid Blue 277(25797-81-3)

Safety Data

• Hazardous Substances Data: 25797-81-3(Hazardous Substances Data)

Usage

Description

Acid Blue 277 is a synthetic dye characterized by its red light blue color. It is known for its fastness properties, which include light fastness, soaping fastness, perspiration fastness, oxygen bleaching, and fastness to seawater. These properties make it suitable for various applications in different industries.

Uses

Used in Textile Industry:
Acid Blue 277 is used as a dye for coloring textiles. Its light fastness and perspiration fastness properties make it ideal for use in fabrics that are exposed to sunlight and sweat.
Used in Plastics Industry:
Acid Blue 277 is used as a colorant for plastics. Its fastness to oxygen bleaching makes it suitable for use in plastics that are exposed to oxidizing agents.
Used in Paints and Coatings Industry:
Acid Blue 277 is used as a pigment in the formulation of paints and coatings. Its fastness to seawater makes it suitable for use in marine coatings and other applications where resistance to saltwater is required.
Used in Cosmetics Industry:
Acid Blue 277 is used as a color additive in the cosmetics industry. Its light fastness and perspiration fastness properties make it suitable for use in products that come into contact with the skin.
Used in Food Industry:
Acid Blue 277 is used as a colorant in the food industry. Its fastness properties make it suitable for use in products that are exposed to various environmental conditions.

Preparation

1-Amino-4-bromo-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid and 5-Amino-N-(2-hydroxyethyl)-2,3-dimethylbenzenesulfonamide?condensation.

Flammability and Explosibility

Nonflammable

Standard

Light Fastness

Fading

Stain

ISO

6

InChI:InChI=1/C24H23N3O8S2.Na/c1-12-9-14(10-18(13(12)2)36(31,32)26-7-8-28)27-17-11-19(37(33,34)35)22(25)21-20(17)23(29)15-5-3-4-6-16(15)24(21)30;/h3-6,9-11,26-28H,7-8,25H2,1-2H3,(H,33,34,35);/q;+1/p-1/rC24H22N3NaO8S2/c1-12-9-14(10-18(13(12)2)37(32,33)26-7-8-29)27-17-11-19(38(34,35)36-28)22(25)21-20(17)23(30)15-5-3-4-6-16(15)24(21)31/h3-6,9-11,26-27,29H,7-8,25H2,1-2H3