Sulphur Yellow 4
Name:C.I.Sulphur Yellow 4,C.I.53160
Molecular Structure:
C.I.Sulphur Yellow 4,C.I.53160,CAS 1326-75-6
CAS Registry Number:1326-75-6
Manufacturing Methods : 98 of 4-(6-Methyl-2,3-dihydrobenzo[d]thiazol-2-yl)benzenamine and 77 a mixture of 4-(4-Aminophenyl)benzenamine with 500 copies of sulfur in 190 ~ 220 ℃ calcination 27 hours, and its product with Sodium hydroxide solution treatment (BIOS 1155, 34).
Properties and Applications: yellow. In the water insoluble. In the sodium sulfide solution solubility is good, for yellow brown; In concentrated sulfuric acid partly dissolved, for yellow brown.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
| Moderate | Severe | ||||||
| ISO | 3-4 | 2 | 3-4 | 4-5 | 3 | ||
| AATCC | 5 | 5 | 3 | 4 | 4 | ||
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