135-11-5

Basic information

• Product Name: 4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid
• Synonyms: 4-(4-aminoanilino)-3-nitrobenzenesulphonic acid;4-[(4-Aminophenyl)amino]-3-nitrobenzenesulfonic acid;4-amino-2'-nitrodiphenylamine-4'-sulfonic acid;2-NITRO-4'-AMINODIPHENYLAMINE-4-SULFONIC ACID;2-NITRO-4'-AMINODIPHENYLAMINO-4-SULFONIC ACID;4-[(4-aminophenyl)amino]-3-nitro-benzenesulfonicaci;4’-amino-2-nitro-4’-sulfodiphenylamine;4-(p-aminoanilino)-3-nitrobenzenesulphonic acid
• CAS NO: 135-11-5
• Molecular Formula: C12H11N3O5S
• Molecular Weight: 309.3
• EINECS: 205-175-9
• Product Categories: Intermediates of Dyes and Pigments
• Mol File: 135-11-5.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• Density: 1.608 g/cm³
• Refractive Index: 1.709
• PKA: -0.90±0.50(Predicted)
• CAS DataBase Reference: 4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid(135-11-5)
• EPA Substance Registry System: 4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid(135-11-5)

Safety Data

• Hazardous Substances Data: 135-11-5(Hazardous Substances Data)

Usage

Description

4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid, also known as 2-Nitro-4''-aminodiphenylamine-4-sulfonic Acid, is an organic compound with a complex chemical structure. It is characterized by the presence of an amino group, a nitro group, and a benzene ring with a sulfonic acid group attached. 4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid is known for its reactivity and versatility in chemical synthesis.

Uses

Used in Dye Synthesis:
4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid is used as a reagent for the synthesis of disazo dyes. Its unique chemical structure allows it to participate in various chemical reactions, leading to the formation of a wide range of disazo dyes with different colors and properties. These dyes find applications in various industries, such as textiles, plastics, and printing inks, due to their colorfastness and stability.
If there are different applications in different industries, they are listed separately:
Used in Textile Industry:
4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid is used as a dye intermediate for the production of disazo dyes, which are widely used in the textile industry to color fabrics. These dyes offer excellent colorfastness and resistance to fading, making them ideal for long-lasting and vibrant color applications.
Used in Plastics Industry:
In the plastics industry, 4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid is used as a component in the synthesis of disazo dyes that can be incorporated into plastic materials. These dyes provide color to plastics, enhancing their appearance and making them more visually appealing for various applications, such as packaging, toys, and consumer goods.
Used in Printing Inks Industry:
4-(4-Aminoanilino)-3-nitrobenzenesulphonic acid is also used as a key component in the production of disazo dyes for the printing inks industry. These dyes are valued for their ability to produce bright, long-lasting colors in printed materials, such as newspapers, magazines, and packaging. Their stability and resistance to fading make them a popular choice for high-quality printing applications.

InChI:InChI=1/C12H11N3O5S/c13-8-1-3-9(4-2-8)14-11-6-5-10(21(18,19)20)7-12(11)15(16)17/h1-7,14H,13H2,(H,18,19,20)