C.I. Acid Black 52

Molecular Formula: C₆₀H₃₇Cr₂N₉Na₂O₂₁S₃

InChI: InChI=1/3C20H13N3O7S.2Cr.2Na/c3*24-16-8-5-11-3-1-2-4-13(11)19(16)21-22-20-14-7-6-12(23(26)27)9-15(14)18(10-17(20)25)31(28,29)30;;;;/h3*1-10,21,24H,(H,28,29,30);;;;/q;;;;;2*+1/p-2/b3*22-20+;;;;/fC20H13N3O7S.2C20H12N3O7S.2Cr.2Na/h28H;;;;;;/q;2*-1;;;2m

InChIKey: InChIKey=YCNSFOJOGIRLCD-OWORRLKWDH
SMILES: C1=CC=C2C(=C1)C=CC(=C2NN=C3C4=C(C=C(C=C4)[N+](=O)[O-])C(=CC3=O)S(=O)(=O)O)O.C1=CC=C2C(=C1)C=CC(=C2NN=C3C4=C(C=C(C=C4)[N+](=O)[O-])C(=CC3=O)S(=O)(=O)[O-])O.C1=CC=C2C(=C1)C=CC(=C2NN=C3C4=C(C=C(C=C4)[N+](=O)[O-])C(=CC3=O)S(=O)(=O)[O-])O.[Na+].[Na+].[Cr].[Cr]

Names:
    ACID BLACK 52
    CI 15711
    C.I. Acid Black 52
    disodium; chromium; (4E)-4-[(2-hydroxynaphthalen-1-yl)hydrazinylidene]-7-nitro-3-oxo-naphthalene-1-sulfonate; (4E)-4-[(2-hydroxynaphthalen-1-yl)hydrazinylidene]-7-nitro-3-oxo-naphthalene-1-sulfonic acid
    EINECS 227-029-3
    HSDB 4205
    10279-69-3
    12392-58-4
    3-Hydroxy-4-((2-hydroxy-1-naphthalenyl)azo)-7-nitro-1-naphthalenesulfonic acid, monosodium salt, chromium complex
    34464-60-3
    5610-64-0

Registries:
    PubChem CID 11979377
    PubChem ID 164532