12236-46-3

Basic information

• Product Name: 1-Naphthalenesulfonic acid, 4-amino-, diazotized, coupled with 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one and (3,4-dihydroxyphenyl)(2,4,6-trihydroxyphenyl)methanone
• Synonyms: 1-Naphthalenesulfonic acid, 4-amino-, diazotized, coupled with 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one and (3,4-dihydroxyphenyl)(2,4,6-trihydroxyphenyl)methanone;CHOCOLATEBROWNFB;C.I. Food Brown 2
• CAS NO: 12236-46-3
• Molecular Formula: C10H9NO3S
• Molecular Weight: 223.24836
• EINECS: 235-461-9
• Mol File: 12236-46-3.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: 1-Naphthalenesulfonic acid, 4-amino-, diazotized, coupled with 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one and (3,4-dihydroxyphenyl)(2,4,6-trihydroxyphenyl)methanone(CAS DataBase Reference)
• NIST Chemistry Reference: 1-Naphthalenesulfonic acid, 4-amino-, diazotized, coupled with 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one and (3,4-dihydroxyphenyl)(2,4,6-trihydroxyphenyl)methanone(12236-46-3)
• EPA Substance Registry System: 1-Naphthalenesulfonic acid, 4-amino-, diazotized, coupled with 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one and (3,4-dihydroxyphenyl)(2,4,6-trihydroxyphenyl)methanone(12236-46-3)

Safety Data

• Hazardous Substances Data: 12236-46-3(Hazardous Substances Data)

Usage

Chemical structure

A mixture of diazotized 4-amino-1-naphthalenesulfonic acid coupled with two different compounds 2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one and (3,4-dihydroxyphenyl)(2,4,6-trihydroxyphenyl)methanone.

Industrial applications

The compound is used as a dye and pigment in the textile and paper industries, providing color and visual appeal to various products.

Potential pharmaceutical uses

This compound may have potential uses in pharmaceuticals and research, particularly in the development of new drugs and medical treatments, due to its unique chemical structure and properties.

Diazotization

The 4-amino group in the 1-naphthalenesulfonic acid is diazotized, which means it has undergone a chemical reaction to form a diazonium compound. This process is often used in the synthesis of various dyes and pigments.

Coupling reaction

The diazotized 4-amino-1-naphthalenesulfonic acid is coupled with the two mentioned compounds (2-(2,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one and (3,4-dihydroxyphenyl)(2,4,6-trihydroxyphenyl)methanone) through a coupling reaction, resulting in the formation of the complex mixture.

Hydroxyl groups

The presence of multiple hydroxyl (-OH) groups in the compound contributes to its solubility in water and its ability to form hydrogen bonds, which can affect its properties and applications.

Aromatic rings

The compound contains multiple aromatic rings (naphthalene and benzene rings) which contribute to its stability and chemical properties.

Sulfonate group

The presence of the sulfonic acid group (-SO3H) in the 1-naphthalenesulfonic acid part of the compound provides acidity and can form salts with various cations, which may affect its solubility and applications.