Benzopurpurin 4B
[CAS# 992-59-6]

Identification

• Classification: Biochemical >> Biochemical reagent >> Biological dye
• Name: Benzopurpurin 4B
• Synonyms: Disodium 4-Amino-3-[4-[4-[(1-Amino-4-Sulfonato-2-Naphthyl)Azo]-3-Methyl-Phenyl]-2-Methyl-Phenyl]Azo-Naphthalene-1-Sulfonate; Disodium 4-Amino-3-[4-[4-[(1-Amino-4-Sulfonato-2-Naphthyl)Azo]-3-Methylphenyl]-2-Methylphenyl]Azo-1-Naphthalenesulfonate; Disodium 4
• Molecular Formula: C₃₄H₂₆N₆Na₂O₆S₂
• Molecular Weight: 724.72
• CAS Registry Number: 992-59-6
• EINECS: 213-594-3
• SMILES: C2=C([S]([O-])(=O)=O)C1=CC=CC=C1C(=C2N=NC6=C(C=C(C5=CC=C(N=NC4=C(N)C3=CC=CC=C3C(=C4)[S]([O-])(=O)=O)C(=C5)C)C=C6)C)N.[Na+].[Na+]
• InChI: 1S/C34H28N6O6S2.2Na/c1-19-15-21(11-13-27(19)37-39-29-17-31(47(41,42)43)23-7-3-5-9-25(23)33(29)35)22-12-14-28(20(2)16-22)38-40-30-18-32(48(44,45)46)24-8-4-6-10-26(24)34(30)36;;/h3-18H,35-36H2,1-2H3,(H,41,42,43)(H,44,45,46);;/q;2*+1/p-2
• InChIKey: SUXCALIDMIIJCK-UHFFFAOYSA-L

Properties

• Melting point: 290°C (Expl.)

Safety Data

• Safety Description: Safety glasses, gloves, good ventilation. Handle as a possible carcinogen.

References

• (1): Bernd NeumannPresent address: The University of Hull, Department of Chemistry, Surfactant & Colloid Group, Hull, UK HU6 7RX. E-mail: B.Neumann@chem.hull.ac.uk. and Peter Pollmann. Effect of pressure on the UV–Vis spectra of Acid Red 266, Benzopurpurine 4B and Congo Red in water and ethane-1,2-diol up to 2400 bar, Phys. Chem. Chem. Phys., 2001, 3, 4508.