| Chemical Name | 4-[(4,5-Dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4?-[(2-hydroxy-1-naphtyl)azo]-1,1?-biphenyl-2,2?-disulfonic acid disodium salt |
| C.I. No. | 22895 |
| CAS No. | 6470-20-8 |
| Structure | ![4-[(4,5-Dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-4?-[(2-hydroxy-1-naphtyl)azo]-1,1?-biphenyl-2,2?-disulfonic acid disodium salt](https://sp-ao.shortpixel.ai/client/to_webp,q_glossy,ret_img,w_126,h_75/https://dyeschemical.com/dyesadmin/uploads/structure/Acid-Orange-56.gif) |
| Specification | Molecular Formula : C32H22N6Na2O8S2 Molecular Weight : 728.66 |
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