2,7-Naphthalenedisulfonic acid, 3-amino-4-[2-[4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2)
CAS Registry Number®
2429-80-3
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CAS Name
2,7-Naphthalenedisulfonic acid, 3-amino-4-[2-[4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2)Molecular Formula
C35H27N5O9S3.2NaCite this Page
2,7-Naphthalenedisulfonic acid, 3-amino-4-[2-[4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2). CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=2429-80-3 (retrieved ) (CAS RN: 2429-80-3). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Other Names and Identifiers
InChI
InChI=1S/C35H27N5O9S3.2Na/c1-22-2-16-30(17-3-22)52(47,48)49-29-14-12-28(13-15-29)38-37-26-8-4-23(5-9-26)24-6-10-27(11-7-24)39-40-35-32-19-18-31(50(41,42)43)20-25(32)21-33(34(35)36)51(44,45)46;;/h2-21H,36H2,1H3,(H,41,42,43)(H,44,45,46);;
InChIKey
InChIKey=IONQAZWPDFJSHW-UHFFFAOYSA-N
SMILES
N(=NC1=CC=C(C=C1)C2=CC=C(N=NC3=CC=C(OS(=O)(=O)C4=CC=C(C)C=C4)C=C3)C=C2)C=5C6=C(C=C(S(=O)(=O)O)C5N)C=C(S(=O)(=O)O)C=C6.[Na]
Canonical SMILES
[Na].O=S(=O)(O)C=1C=CC=2C(C1)=CC(=C(N)C2N=NC3=CC=C(C=C3)C4=CC=C(N=NC5=CC=C(OS(=O)(=O)C6=CC=C(C=C6)C)C=C5)C=C4)S(=O)(=O)O
Other Names for this Substance
- 2,7-Naphthalenedisulfonic acid, 3-amino-4-[2-[4′-[2-[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]diazenyl][1,1′-biphenyl]-4-yl]diazenyl]-, sodium salt (1:2)
- C.I. Acid Orange 45, disodium salt
- C.I. Acid Orange 45
- 2,7-Naphthalenedisulfonic acid, 3-amino-4-[[4′-[[4-[[(4-methylphenyl)sulfonyl]oxy]phenyl]azo][1,1′-biphenyl]-4-yl]azo]-, disodium salt
- Benzyl orange
