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| Classification | Dyes and pigments >> Dyes >> Direct dye |
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| Name | Direct Yellow 4 |
| Synonyms | 2,2'-(1,2-ethenediyl)bis[5-[2-(4-hydroxyphenyl)diazenyl]-Benzenesulfonic acid,, sodium salt; Fenamin Yellow 3G; Kayaku Direct Yellow G; Nippon Brilliant Yellow G; Paper Yellow 3GX; Paper Yellow 3GXA |
| Molecular Structure | ![CAS # 3051-11-4, Direct Yellow 4, 2,2'-(1,2-ethenediyl)bis[5-[2-(4-hydroxyphenyl)diazenyl]-Benzenesulfonic acid,, sodium salt, Fenamin Yellow 3G, Kayaku Direct Yellow G, Nippon Brilliant Yellow G, Paper Yellow 3GX, Paper Yellow 3GXA](/structures/3051-11-4.gif) |
| Molecular Formula | C26H18N4O8S2.2Na |
| Molecular Weight | 624.55 |
| CAS Registry Number | 3051-11-4 |
| EC Number | 221-267-1 |
| SDS | Available |
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| Market Analysis Reports |
| List of Reports Available for Direct Yellow 4 |