6656-02-6

Basic information

• Product Name: Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium
• Synonyms: chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quin;Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium;Chromate,hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-,sodium;Chromate(1-), hydroxy[4-hydroxy-3-nitro- 5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo ]benzenesulfonato(3-)]-, sodium;C.I. Acid Red 214
• CAS NO: 6656-02-6
• Molecular Formula: C15H8 Cr N4 O9 S . Na
• Molecular Weight: 495.3
• EINECS: 229-686-1
• Product Categories: Organometallics
• Mol File: 6656-02-6.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium(CAS DataBase Reference)
• NIST Chemistry Reference: Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium(6656-02-6)
• EPA Substance Registry System: Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium(6656-02-6)

Safety Data

• Hazardous Substances Data: 6656-02-6(Hazardous Substances Data)

Usage

Description

Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium is a complex organic compound with a unique chemical structure. It is characterized by its red color, which is soluble in water to produce a purplish-red hue. However, it is not soluble in ethanol and acetone. Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium undergoes color changes when exposed to strong sulfuric acid or when diluted with water. It also exhibits a slight color change when mixed with 10% sulfuric acid and discoloration when mixed with a 10% sodium hydroxide solution.

Uses

Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium is used in various applications due to its unique properties.
Used in Dye Industry:
Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium is used as a dye for its distinctive red color. Its solubility in water and color-changing properties make it suitable for creating various shades and hues in the dye industry.
Used in Textile Industry:
In the textile industry, Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium is used for coloring fabrics. Its light fastness, soaping, perspiration fastness, and oxygen bleaching properties make it a reliable choice for long-lasting and resistant color in textiles.
Used in Plastics and Polymers Industry:
Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium is also used in the plastics and polymers industry for coloration. Its fading and staining properties are considered when formulating plastics and polymers with specific color requirements.
Used in Paints and Coatings Industry:
In the paints and coatings industry, Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium is utilized for its color and resistance to fading and staining. Its fastness to seawater makes it a suitable choice for marine coatings and paints.
Overall, Chromate, hydroxy[4-hydroxy-3-nitro-5-[(1,2,3,4-tetrahydro-2,4-dioxo-3-quinolinyl)azo]benzenesulfonato]-, sodium is a versatile compound with a wide range of applications in various industries, primarily due to its unique color properties and chemical behavior.

Preparation

3-Amino-4-hydroxy-5-nitrobenzenesulfonic acid diazo, and Quinoline-2,4-diol coupling, and then in water solution and sulfuric acid chromium heating, in 125 ° C keep 2 hours to form chromium complex.

Standard

Light Fastness

Fading

Stain

ISO

6

InChI:InChI=1/C15H10N4O8S.Cr.Na.H2O/c20-13-8-3-1-2-4-9(8)16-15(22)12(13)18-17-10-5-7(28(25,26)27)6-11(14(10)21)19(23)24;;;/h1-6,12,18H,(H,16,22)(H,25,26,27);;;1H2/q;;+1;/p-1/b17-10+;;;