Acid Yellow 158:1
Acid Yellow 158:1 Basic information
- Product Name:
- Acid Yellow 158:1
- Synonyms:
-
- Acid Yellow 158:1
- NEUTER BRIGHT YELLOW S-5GL
- Yellow S-5GL
- C.I.Acid Yellow 158:1
- CAS:
- 908584-95-2
- MF:
- C26H16I2N9Na3O11S3
- MW:
- 0
- Mol File:
- Mol File
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Acid Yellow 158:1 Usage And Synthesis
Preparation
2,5-Diaminobenzenesulfonic acid first 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.
Properties and Applications
green light yellow. Yellow evenly powder. Soluble in water, solubility than 50 g/L (50 ℃). Can be used for wool and polyamide fiber fabric dyeing.