2,7-Naphthalenedisulfonic acid, 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[2-(2-sulfophenyl)diazenyl]-, sodium salt (1:3)
CAS Registry Number®
17752-85-1
CAS Name
2,7-Naphthalenedisulfonic acid, 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[2-(2-sulfophenyl)diazenyl]-, sodium salt (1:3)Molecular Formula
C19H12Cl2N6O10S3.3NaCite this Page
2,7-Naphthalenedisulfonic acid, 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[2-(2-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=17752-85-1 (retrieved ) (CAS RN: 17752-85-1). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
>550 °C
Source(s)
Other Names and Identifiers
InChI
InChI=1S/C19H12Cl2N6O10S3.3Na/c20-17-23-18(21)25-19(24-17)22-11-7-9(38(29,30)31)5-8-6-13(40(35,36)37)15(16(28)14(8)11)27-26-10-3-1-2-4-12(10)39(32,33)34;;;/h1-7,28H,(H,29,30,31)(H,32,33,34)(H,35,36,37)(H,22,23,24,25);;;
InChIKey
InChIKey=XPJQLGYYSSVKIR-UHFFFAOYSA-N
SMILES
N(C=1C2=C(C=C(S(=O)(=O)O)C(N=NC3=C(S(=O)(=O)O)C=CC=C3)=C2O)C=C(S(=O)(=O)O)C1)C=4N=C(Cl)N=C(Cl)N4.[Na]
Canonical SMILES
[Na].O=S(=O)(O)C1=CC=2C=C(C(N=NC=3C=CC=CC3S(=O)(=O)O)=C(O)C2C(=C1)NC=4N=C(Cl)N=C(Cl)N4)S(=O)(=O)O
Other Names for this Substance
- 2,7-Naphthalenedisulfonic acid, 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[2-(2-sulfophenyl)diazenyl]-, sodium salt (1:3)
- C.I. Reactive Red 1, trisodium salt
- 2,7-Naphthalenedisulfonic acid, 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[(2-sulfophenyl)azo]-, trisodium salt
- 2,7-Naphthalenedisulfonic acid, 5-[(4,6-dichloro-s-triazin-2-yl)amino]-4-hydroxy-3-[(o-sulfophenyl)azo]-, trisodium salt
- Procion Red 2BS
Deleted or Replaced CAS Registry Numbers
12226-02-7, 25489-34-3, 37191-49-4, 66038-62-8, 75026-93-6