| Acid Black 52 | |
| Formula: | C60H37Cr2N9Na2O21S3; 1,466.17 g/mol |
| InChiKey: | YCNSFOJOGIRLCD-XGVRSJHNSA-L |
| SMILES: | [Na+].[Na+].[Cr].[Cr].Oc1ccc2ccccc2c1NN=C/3C(=O)C=C(c4cc(ccc34)[N+]([O-])=O)[S](O)(=O)=O.Oc5ccc6ccccc6c5NN=C/7C(=O)C=C(c8cc(ccc78)[N+]([O-])=O)[S]([O-])(=O)=O.Oc9ccc%10ccccc%10c9NN=C/%11C(=O)C=C(c%12cc(ccc%11%12)[N+]([O-])=O)[S]([O-])(=O)=O |
