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A4043 Sigma-Aldrich

Azure B

certified by the Biological Stain Commission

Synonym: N,N,N′-Trimethylthionin, Azure I, Methyleneazure

  • CAS Number 531-55-5

  • Empirical Formula (Hill Notation) C15H16ClN3S

  • Molecular Weight 305.83

  •  Colour Index Number 52010

  •  Beilstein/REAXYS Number 3922630

  •  EC Number 208-511-2

  •  MDL number MFCD00011935

  •  PubChem Substance ID 24890740

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Properties

Related Categories A, Biochemicals and Reagents, Cell Biology, Certified Stains & Dyes, Hematology and Histology,
grade   certified by the Biological Stain Commission
InChI Key   DNDJEIWCTMMZBX-UHFFFAOYSA-N
form   powder
composition   Dye content, ≥89%
mp   205-210 °C (dec.) (lit.)
solubility   H2O: 1 mg/mL
fluorescence   λex 648 in ethanol

Description

Application

Azure B has been used for the staining of chromosomes.

Packaging

5, 25 g in glass bottle

Biochem/physiol Actions

Azure B is a cationic dye. It is part of the Romanowsky stain, which is used for the staining of blood films. It is also used for the localization of nucleic acids.

Suitability

Certified for use in Lillie′s modified Nocht′s method for paraffin sections and the NCCLS method for blood smears.

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
3
RTECS 
SO5550000

Documents

Certificate of Analysis

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Certificate of Origin

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Milli-Q® Water Purification Solutions
Protocols & Articles
Peer-Reviewed Papers
15

References

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