212490

Direct Red 23

Dye content 30 %

• Empirical Formula (Hill Notation): C₃₅H₂₅N₇Na₂O₁₀S₂
• CAS Number: 3441-14-3
• Molecular Weight: 813.72
• Colour Index Number: 29160
• EC Number: 222-348-4
• MDL number: MFCD00003946
• UNSPSC Code: 12171500
• PubChem Substance ID: 24852734
• NACRES: NA.47

Properties

• form: powder
• Quality Level: 100
• composition: Dye content, 30%
• technique(s): microbe id | staining: suitable
• λmax: 507 nm
• ε (extinction coefficient): ≥15000 at 500-516 nm in water at 0.04 g/L
• application(s): diagnostic assay manufacturing; hematology; histology
• storage temp.: room temp
• SMILES string: [Na+].[Na+].CC(=O)Nc1ccc(cc1)N=Nc2cc3c(O)cc(NC(=O)Nc4ccc5c(O)c(N=Nc6ccccc6)c(cc5c4)S([O-])(=O)=O)cc3cc2S([O-])(=O)=O
• InChI: 1S/C35H27N7O10S2.2Na/c1-19(43)36-22-7-9-24(10-8-22)40-42-32-30(54(50,51)52)18-21-16-26(12-14-28(21)34(32)45)38-35(46)37-25-11-13-27-20(15-25)17-29(53(47,48)49)31(33(27)44)41-39-23-5-3-2-4-6-23;;/h2-18,44-45H,1H3,(H,36,43)(H2,37,38,46)(H,47,48,49)(H,50,51,52);;/q;2*+1/p-2
• InChI key: NLMHXPDMNXMQBY-UHFFFAOYSA-L

Description

General description

Direct Red 23 consists of a diazo group and it is toxic and carcinogenic in nature.[1]

Application

Direct Red 23 has been used to stain water-hydrated seeds.[2]

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 2
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves