Direct Scarlet B (Technical Grade)

CAS: 3530-19-6

Ref. TR-D494988

Product Information

• Name: Direct Scarlet B (Technical Grade)
• Synonyms: 8-[2-[4'-[2-(4-ethoxyphenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-7-hydroxy-1,3-Naphthalenedisulfonic acid sodium salt, 8-[[4’-[(4-ethoxyphenyl)azo][1,1'-biphenyl]-4-yl]azo]-7-hydroxy-1,3-Naphthalenedisulfonic acid disodium salt, C.I. Direct Red 37, disodium salt (8CI), Airedale Scarlet BD, Amanil Fast Scarlet B, Atlantic Scarlet B, Azine Scarlet BX, Benzanil Scarlet B, Benzanol Brilliant Scarlet B, Benzo Scarlet B, Benzyl Scarlet BS, C.I. 22240, C.I. Direct Red 37, Calcomine Scarlet B, Chloramine Red B, Chrome Leather Scarlet BS, Diamine Scarlet BA-CF, Diaphtamine Fast Red B, Diazol Scarlet B, Diphenyl Red BS, Diphenyl Scarlet BS, Direct Fast Scarlet B, Direct Fast Scarlet BS, Direct Scarlet BS, Erie Scarlet B, Fenamin Scarlet B, Kayaku Direct Scarlet B, Kayaku Direct Scarlet B New, Mitsui Direct Scarlet BS, Nippon Scarlet B, Nitto Direct Scarlet B, Paper Scarlet BAP, Paramine Fast Scarlet B, Phenamine Scarlet B, Pontamine Scarlet B, Shikiso Direct Scarlet BX, Tertrodirect Ponceau B, Triazol Fast Scarlet B
• Brand: TRC
• Description: Applications Direct Scarlet B is a dye used with textiles. It is a water pollutant, removed via chitin adsorption.References Amemiya, T.; et al.: Sen'i Gakkaishi, 70, 145 (2014); Annadurai, G.: Indian Journal of Environmental Protection, 20, 81 (2000).

Chemical properties

• Molecular weight: 676.63
• Formula: C₃₀H₂₂N₄Na₂O₈S₂
• Color/Form: Neat
• InChI: InChI=1S/C30H24N4O8S2.2Na/c1-2-42-25-14-12-24(13-15-25)32-31-22-8-3-19(4-9-22)20-5-10-23(11-6-20)33-34-30-27(35)16-7-21-17-26(43(36,37)38)18-28(29(21)30)44(39,40)41;;/h3-18,35H,2H2,1H3,(H,36,37,38)(H,39,40,41);;/q;2*+1/p-2
• SMILES: CCOc1ccc(/N=N/c2ccc(-c3ccc(/N=N/c4c([O-])ccc5cc(S(=O)(=O)[O-])cc(S(=O)(=O)O)c45)cc3)cc2)cc1.[Na+].[Na+]