2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-6-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:3)
CAS Registry Number®
5850-37-3
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CAS Name
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-6-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:3)Molecular Formula
C22H16N6O12S3.3NaCite this Page
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-6-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:3). CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=5850-37-3 (retrieved ) (CAS RN: 5850-37-3). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Other Names and Identifiers
InChI
InChI=1S/C22H16N6O12S3.3Na/c23-19-18-11(9-16(42(35,36)37)20(19)26-24-12-1-5-14(6-2-12)28(30)31)10-17(43(38,39)40)21(22(18)29)27-25-13-3-7-15(8-4-13)41(32,33)34;;;/h1-10,29H,23H2,(H,32,33,34)(H,35,36,37)(H,38,39,40);;;
InChIKey
InChIKey=RUPCJASELGMUEN-UHFFFAOYSA-N
SMILES
OC=1C2=C(C=C(S(=O)(=O)O)C1N=NC3=CC=C(S(=O)(=O)O)C=C3)C=C(S(=O)(=O)O)C(N=NC4=CC=C(N(=O)=O)C=C4)=C2N.[Na]
Canonical SMILES
[Na].O=N(=O)C1=CC=C(N=NC=2C(N)=C3C(O)=C(N=NC4=CC=C(C=C4)S(=O)(=O)O)C(=CC3=CC2S(=O)(=O)O)S(=O)(=O)O)C=C1
Other Names for this Substance
- 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[2-(4-nitrophenyl)diazenyl]-6-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:3)
- C.I. Acid Black 41, trisodium salt
- 2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[(4-nitrophenyl)azo]-6-[(4-sulfophenyl)azo]-, trisodium salt
- C.I. 20480
- Acid Black C 2B
