3,3'-(4,5,6,7-Tetrabromo-3-Oxo-1(3H)-Isobenzofuranylidene)Bis[6-Hydroxy-Benzenesulfonic Acid] Disodium Salt
[CAS 71-67-0]

Identification

• Name: 3,3'-(4,5,6,7-Tetrabromo-3-Oxo-1(3H)-Isobenzofuranylidene)Bis[6-Hydroxy-Benzenesulfonic Acid] Disodium Salt
• Synonyms: Disodium 2-Hydroxy-5-[4,5,6,7-Tetrabromo-1-(4-Hydroxy-3-Sulfonato-Phenyl)-3-Oxo-Isobenzofuran-1-Yl]Benzenesulfonate; Disodium 2-Hydroxy-5-[4,5,6,7-Tetrabromo-1-(4-Hydroxy-3-Sulfonatophenyl)-3-Oxo-1-Isobenzofuranyl]Benzenesulfonate; Disodium 2-Hydroxy-5-[4,5,6,7-Tetrabromo-1-(4-Hydroxy-3-Sulfonato-Phenyl)-3-Keto-Isobenzofuran-1-Yl]Benzenesulfonate
• Molecular Formula: C₂₀H₈Br₄Na₂O₁₀S₂
• Molecular Weight: 837.99
• CAS Registry Number: 71-67-0
• EINECS: 200-761-0
• SMILES: C4=C(C2(C1=CC=C(C(=C1)[S]([O-])(=O)=O)O)C3=C(C(O2)=O)C(=C(C(=C3Br)Br)Br)Br)C=CC(=C4[S]([O-])(=O)=O)O.[Na+].[Na+]
• InChI: 1S/C20H10Br4O10S2.2Na/c21-15-13-14(16(22)18(24)17(15)23)20(34-19(13)27,7-1-3-9(25)11(5-7)35(28,29)30)8-2-4-10(26)12(6-8)36(31,32)33;;/h1-6,25-26H,(H,28,29,30)(H,31,32,33);;/q;2*+1/p-2
• InChIKey: GHAFORRTMVIXHS-UHFFFAOYSA-L

Safety Data

• Safety Description: Safety glasses.

References

• (1): Simon Coleman, Robert Byrne, Nameer Alhashimy, Kevin J. Fraser, Douglas R. MacFarlane and Dermot Diamond. Photochromic imidazolium based ionic liquids based on spiropyran, Phys. Chem. Chem. Phys., 2010, 12, 7009.