Reactive Orange 5
[CAS 12237-97-7]

Identification

• Name: Reactive Orange 5
• Synonyms: Trisodium (3E)-7-[[4-Chloro-6-[(3-Sulfonatophenyl)Amino]-1,3,5-Triazin-2-Yl]-Methyl-Amino]-4-Oxo-3-[(2-Sulfonatophenyl)Hydrazono]Naphthalene-2-Sulfonate; Trisodium (3E)-7-[[4-Chloro-6-[(3-Sulfonatophenyl)Amino]-1,3,5-Triazin-2-Yl]-Methylamino]-4-Oxo-3-[(2-Sulfonatophenyl)Hydrazono]-2-Naphthalenesulfonate; Trisodium (3E)-7-[[4-Chloro-6-[(3-Sulfonatophenyl)Amino]-S-Triazin-2-Yl]-Methyl-Amino]-4-Keto-3-[(2-Sulfonatophenyl)Hydrazono]Naphthalene-2-Sulfonate
• Molecular Formula: C₂₆H₁₇ClN₇Na₃O₁₀S₃
• Molecular Weight: 788.06
• CAS Registry Number: 12237-97-7
• SMILES: C3=C(N(C1=NC(=NC(=N1)NC2=CC(=CC=C2)[S]([O-])(=O)=O)Cl)C)C=CC5=C3C=C([S]([O-])(=O)=O)/C(=N/NC4=CC=CC=C4[S]([O-])(=O)=O)C5=O.[Na+].[Na+].[Na+]
• InChI: 1S/C26H20ClN7O10S3.3Na/c1-34(26-30-24(27)29-25(31-26)28-15-5-4-6-17(13-15)45(36,37)38)16-9-10-18-14(11-16)12-21(47(42,43)44)22(23(18)35)33-32-19-7-2-3-8-20(19)46(39,40)41;;;/h2-13,32H,1H3,(H,36,37,38)(H,39,40,41)(H,42,43,44)(H,28,29,30,31);;;/q;3*+1/p-3/b33-22-
• InChIKey: HTXSZYABOIULBS-ZHMXUHHZSA-K