25956-35-8

Basic information

• Product Name: 1-amino-4-[(3-amino-2-methyl-5-sulphophenyl)amino]-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid
• Synonyms: 1-amino-4-[(3-amino-2-methyl-5-sulphophenyl)amino]-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid;1-Amino-4-[(3-amino-2-methyl-5-sulfophenyl)amino]-9,10-dihydro-9,10-dioxo-2-anthracenesulfonic acid;1-Amino-4-[(3-amino-2-methyl-5-sulfophenyl)amino]-9,10-dihydro-9,10-dioxoanthracene-2-sulfonic acid
• CAS NO: 25956-35-8
• Molecular Formula: C21H17N3O8S2
• Molecular Weight: 503.50498
• EINECS: 247-369-6
• Mol File: 25956-35-8.mol
• Article Data: 0

Chemical Properties

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Appearance: /
• Density: 1.727g/cm³
• Refractive Index: 1.758
• CAS DataBase Reference: 1-amino-4-[(3-amino-2-methyl-5-sulphophenyl)amino]-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 1-amino-4-[(3-amino-2-methyl-5-sulphophenyl)amino]-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid(25956-35-8)
• EPA Substance Registry System: 1-amino-4-[(3-amino-2-methyl-5-sulphophenyl)amino]-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid(25956-35-8)

Safety Data

• Hazardous Substances Data: 25956-35-8(Hazardous Substances Data)

Usage

Chemical class

Anthraquinone sulfonic acid dyes

Explanation

Different sources of media describe the Explanation of 25956-35-8 differently. You can refer to the following data:
1. The compound belongs to a group of dyes derived from anthraquinone and containing sulfonic acid groups.
2. The core structure of the compound is an anthracene ring, to which two sulfonic acid groups and multiple amino groups are attached, creating a complex structure.
3. The compound is known for its intense red color, which makes it suitable for use as a dye in various industries.
4. Due to its color and lightfastness properties, the compound is commonly used in the textile industry for dyeing fabrics.
5. The compound exhibits high resistance to fading when exposed to light, making it ideal for long-lasting color in textiles and other applications.
6. The compound is also used in the production of inks and pigments for various applications, such as printing and painting.
7. Medical research and diagnostic testing
7. The compound's chemical properties make it useful in medical research and diagnostic testing, although specific applications may vary.
8. The presence of sulfonic acid groups in the molecule makes the compound water-soluble, which is essential for its use in dyeing and other aqueous applications.
9. The compound is relatively stable under normal conditions, allowing for its use in various industrial applications without significant degradation.

Molecular structure

Anthracene backbone with two sulfonic acid groups and several amino groups

Color

Vibrant red

Application

Textile industry

Lightfastness

Excellent

Additional applications

Inks and pigments

Solubility

Water-soluble

Chemical stability

Relatively stable

InChI:InChI=1/C21H17N3O8S2/c1-9-13(22)6-10(33(27,28)29)7-14(9)24-15-8-16(34(30,31)32)19(23)18-17(15)20(25)11-4-2-3-5-12(11)21(18)26/h2-8,24H,22-23H2,1H3,(H,27,28,29)(H,30,31,32)