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5-hydroxy-1-(4-sulfophenyl)-4-[(4-sulfophenyl)diazenyl]pyrazole-3-carboxylic a cid, sodium salt, sodium salt, sodium salt CAS 1934-21-0 PubChem CID 16013
O=C([O-])c1[nH]n(-c2ccc(S(=O)(=O)[O-])cc2)c(=O)c1N=Nc1ccc(S(=O)(=O)[O-])cc1.[Na+].[Na+].[Na+] -
O=C([O-])C1=NN(c2ccc(S(=O)(=O)[O-])cc2)C(=O)C1N=Nc1ccc(S(=O)(=O)[O-])cc1.[Na+].[Na+].[Na+] -
1H-Pyrazole-3-carboxylic acid,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-, trisodium salt CAS 1934-21-0 PubChem CID 24181099
O=C(O)C1=NN(c2ccc(S(=O)(=O)O)cc2)C(=O)C1N=Nc1ccc(S(=O)(=O)O)cc1.[Na+] -
Trisodium 5-oxido-4-[(e)-2-(4-sulfonatophenyl)diazen-1-yl]-1-(4-sulfophenyl)-1H-pyrazole-3-carboxylate CAS 1934-21-0 PubChem CID 57509126
O=C([O-])c1nn(-c2ccc(S(=O)(=O)O)cc2)c([O-])c1N=Nc1ccc(S(=O)(=O)[O-])cc1.[Na+].[Na+].[Na+] -
1-[4-(Sodiooxysulfonyl)phenyl]-4-[[4-(sodiooxysulfonyl)phenyl]azo]-5-(sodiooxy)-1H-pyrazole-3-carboxylic acid sodium salt CAS 1934-21-0 PubChem CID 73557543
O=C([O-])c1nn(-c2ccc(S(=O)(=O)[O-])cc2)c([O-])c1N=Nc1ccc(S(=O)(=O)[O-])cc1.[Na+].[Na+].[Na+].[Na+] -
O=C(O)C1=NN(c2ccc(S(=O)(=O)O)cc2)C(=O)C1N=Nc1ccc(S(=O)(=O)O)cc1.[Na].[Na].[Na] -
(4Z)-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)hydrazinylidene]pyrazole-3-carboxylic Acid; Sodium CAS 1934-21-0 PubChem CID 135430973
O=C(O)c1[nH]n(-c2ccc(S(=O)(=O)O)cc2)c(=O)c1N=Nc1ccc(S(=O)(=O)O)cc1.[Na].[Na].[Na] -
1H-Pyrazole-3-carboxylic acid,4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-, trisodiumsalt CAS 1934-21-0 PubChem CID 156592301
O=C(O)C1=NN(c2ccc(S(=O)(=O)O)cc2)C(=O)C1N=Nc1ccc(S(=O)(=O)O)cc1.[Na]