| Chemical Name | Acid Yellow 220 |
| C.I. No. | 11714 |
| CAS No. | 71603-79-7 |
| Synonyms | Weak Acid Yellow S-2G, Acid Yellow S-2G, Neutral Yellow GS, Hangzhou Sunshine Acid Yellow 220 200%, Irgaderm Yellow M, Lanacron Yellow S-2G, Lerui Acid Yellow S-2G, Ostalan Yellow SG, Ostalan Yellow S-G, Simacid Yellow 24891 |
| Molecular Formula | C23H18ClN4NaO7S |
| Molecular Weight | 552.92 |
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