12220-84-7

Basic information

• Product Name: Acid Yellow 158
• Synonyms: Acid Yellow 158
• CAS NO: 12220-84-7
• Molecular Formula: Unspecified
• Molecular Weight: 0
• Mol File: 12220-84-7.mol
• Article Data: 0

Chemical Properties

• Appearance: /
• CAS DataBase Reference: Acid Yellow 158(CAS DataBase Reference)
• NIST Chemistry Reference: Acid Yellow 158(12220-84-7)
• EPA Substance Registry System: Acid Yellow 158(12220-84-7)

Safety Data

• Hazardous Substances Data: 12220-84-7(Hazardous Substances Data)

Usage

Description

Acid Yellow 158 is a green light yellow dye in the form of a yellow evenly powder. It is soluble in water with a solubility greater than 50 g/L at 50°C. It is commonly used for dyeing wool and polyamide fiber fabrics.

Uses

Used in Textile Industry:
Acid Yellow 158 is used as a dye for wool and polyamide fiber fabrics due to its ability to provide a vibrant yellow color.
Standard:
Acid Yellow 158 meets the following standards for various properties:
Light Fastness: ISO 6
Soaping: ISO 4
Persperation Fastness: ISO 5
Oxygen bleaching: ISO 4-5
Fastness to seawater: ISO 4
Fading: ISO 5
Stain: ISO 4-5

Preparation

2,4-Diaminobenzenesulfonic acid and 2,4,6-Trichloro-1,3,5-triazine condensation, and again 3-Aminobenzenesulfonic acid condensation, and then diazo, and 2,5-Bichloro-4-(3-methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling, and finally hydrolysis.

Standard

Light Fastness

Fading

Stain

ISO

6