Input interpretation
naphthol blue black
Chemical names and formulas
formula | NO_2C_6H_4N:NC_10H_2(NH_2)(OH)(N:NC_6H_5)(SO_3Na)_2 Hill formula | C_22H_14N_6Na_2O_9S_2 name | naphthol blue black IUPAC name | disodium (3E)-5-amino-6-(4-nitrophenyl)diazenyl-4-oxo-3-(phenylhydrazinylidene)naphthalene-2, 7-disulfonate alternate names | acid blue black | amido black | amido black 10B | C.I. acid black mass fractions | C (carbon) 42.9% | H (hydrogen) 2.29% | N (nitrogen) 13.6% | Na (sodium) 7.46% | O (oxygen) 23.4% | S (sulfur) 10.4%
Structure diagram
Structure diagram
vertex count | 41 edge count | 45 Schultz index | 21202 Wiener index | 5048 Hosoya index | 7.11×10^7 Balaban index | 1.482
Basic properties
molar mass | 616.5 g/mol
Units
Chemical identifiers
[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+] InChI identifier | InChI=1/C22H16N6O9S2.2Na/c23-19-18-12(11-17(39(35, 36)37)21(22(18)29)27-24-13-4-2-1-3-5-13)10-16(38(32, 33)34)20(19)26-25-14-6-8-15(9-7-14)28(30)31;;/h1-11, 24H, 23H2, (H, 32, 33, 34)(H, 35, 36, 37);;/q;2*+1/p-2/b26-25+, 27-21+;;/fC22H14N6O9S2.2Na/q-2;2m EU number | 213-903-1 RTECS number | QJ6196000 NSC number | 7820](../image_source/74bc6edc4d87f19b4695f9d959a94621.png)
CAS number | 1064-48-8 Beilstein number | 739194 PubChem CID number | 9566044 SMILES identifier | C1=CC=C(C=C1)NN=C2C(=CC3=CC(=C(C(=C3C2=O)N)N=NC4=CC=C(C=C4)[N+](=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+] InChI identifier | InChI=1/C22H16N6O9S2.2Na/c23-19-18-12(11-17(39(35, 36)37)21(22(18)29)27-24-13-4-2-1-3-5-13)10-16(38(32, 33)34)20(19)26-25-14-6-8-15(9-7-14)28(30)31;;/h1-11, 24H, 23H2, (H, 32, 33, 34)(H, 35, 36, 37);;/q;2*+1/p-2/b26-25+, 27-21+;;/fC22H14N6O9S2.2Na/q-2;2m EU number | 213-903-1 RTECS number | QJ6196000 NSC number | 7820
NFPA label
NFPA label
NFPA health rating | 0 NFPA fire rating | 0 NFPA reactivity rating | 0
Toxicity properties
RTECS classes | mutagen