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1-Naphthalenesulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, disodium salt

Compound with spectra: 1 FTIR

1-Naphthalenesulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, disodium salt
SpectraBase Compound ID 3pHA306H66K
InChI InChI=1S/C20H14N2O7S2.2Na/c23-16-10-8-12-4-3-7-18(31(27,28)29)19(12)20(16)22-21-15-9-11-17(30(24,25)26)14-6-2-1-5-13(14)15;;/h1-11,23H,(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b22-21+;;
InChIKey ANOALSLDMDRFRN-ZPZFBZIMSA-L
Mol Weight 502.42253856 g/mol
Molecular Formula C20H12N2Na2O7S2
Exact Mass 501.988132 g/mol
Parent InChIKey YQTZTEYXOZEDSY-QURGRASLSA-L

View Spectrum of 1-Naphthalenesulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-, disodium salt

FTIR Spectrum
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Technique KBr-Pellet
  • Naphthionic acid->croceinacid
Chromotrope FB
4-AMINO-3-(4-SULFONAPHTHYL-1-AZO)-1-NAPHTHALENESULFONIC-ACID-DISODIUM-SALT
p-Phenylazoaniline->G=acid/dicyclohexylamine salt
calcocid crocein scarlet mos conc.
1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[[4-(phenylazo)phenyl]azo]-, disodium salt
p-Phenylazoaniline->G=acid/guanidine salt
1,3-Naphthalenedisulfonic acid, 8,8'-[thiobis(4,1-phenyleneazo)]bis[7-hydroxy-, tetrasodium salt
1-Naphthalenesulfonic acid, 3-hydroxy-4-[(2-hydroxy-3,5-dinitrophenyl)azo]-, monosodium salt
1-Naphthalenesulfonic acid, 4-[[5-(acetylamino)-2-hydroxy-3-nitrophenyl]azo]-3-hydroxy, monosodium salt
1-Naphthalenesulfonic acid, 4,5-dihydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, disodium salt
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