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214515 Sigma-Aldrich

Chromotrope FB

Dye content 50 %

Synonym: Acid Red 14, Disodium 4-hydroxy-3-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonate, Mordant Blue 79

  • CAS Number 3567-69-9

  • Empirical Formula (Hill Notation) C20H12N2Na2O7S2

  • Molecular Weight 502.43

  •  Colour Index Number 14720

  •  EC Number 222-657-4

  •  MDL number MFCD00003978

  •  PubChem Substance ID 24852839

  •  NACRES NA.47

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Properties

Related Categories C, Cell Biology, Hematology and Histology, Stains & Dyes, A to Z, Stains and Dyes More...
Quality Level   200
form   powder
composition   Dye content, 50%
application(s)   hematology: suitable
  histology: suitable
mp   275 °C
λmax   383 nm
  515 nm (2nd)
ε (extinction coefficient)   ≥14500 at 513-519 nm in H2O at 0.03 g/L
  ≥33000 at 214-220 nm in H2O at 0.03 g/L
  ≥9000 at 320-326 nm in H2O at 0.03 g/L
Featured Industry   Diagnostic Assay Manufacturing
storage temp.   room temp
SMILES string   [Na+].[Na+].Oc1c(cc(c2ccccc12)S([O-])(=O)=O)\N=N\c3ccc(c4ccccc34)S([O-])(=O)=O
InChI   1S/C20H14N2O7S2.2Na/c23-20-15-8-4-3-7-14(15)19(31(27,28)29)11-17(20)22-21-16-9-10-18(30(24,25)26)13-6-2-1-5-12(13)16;;/h1-11,23H,(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b22-21+;;
InChI key   YSVBPNGJESBVRM-ZPZFBZIMSA-L

Description

Application

Chromotrope FB has been used in indirect competitive CLIA (icCLIA) to detect its presence in foods.

Packaging

50 g in glass bottle

Biochem/physiol Actions

Chromotrope FB, also known as acid red 14 (AR14), is a bright orange-red powder. It belongs to the class of monoazides. Chromotrope FB efficiently stains fatty substances and is also used to dye food and medicines.

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 2
RTECS 
QK1925000
Flash Point(F) 
437.0 °F
Flash Point(C) 
> 225 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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