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212490 Sigma-Aldrich

Direct Red 23

Dye content 30 %

  • CAS Number 3441-14-3

  • Empirical Formula (Hill Notation) C35H25N7Na2O10S2

  • Molecular Weight 813.72

  •  Colour Index Number 29160

  •  EC Number 222-348-4

  •  MDL number MFCD00003946

  •  PubChem Substance ID 24852734

  •  NACRES NA.47

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Properties

Related Categories Cell Biology, D, Hematology and Histology, Stains & Dyes, A to Z, Stains and Dyes More...
Quality Level   100
form   powder
composition   Dye content, 30%
application(s)   hematology: suitable
  histology: suitable
λmax   507 nm
ε (extinction coefficient)   ≥15000 at 500-516 nm in water at 0.04 g/L
Featured Industry   Diagnostic Assay Manufacturing
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.

Application

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

Packaging

50 g in glass bottle

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 2
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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