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HomeProduct name listAzure B

Azure B

Synonym(s):N,N,N′-Trimethylthionin;3-(Dimethylamino)-7-(methylamino)phenothiazin-5-ium chloride;Azure I;Methyleneazure

  • CAS NO.:531-55-5
  • Empirical Formula: C15H16ClN3S
  • Molecular Weight: 305.82
  • MDL number: MFCD00011935
  • EINECS: 208-511-2
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-11-05 11:59:05
Azure B Structural

What is Azure B?

Chemical properties

green crystalline powder

The Uses of Azure B

Used for staining reticulocytes. Azure B is used for preparing azure eosin stains for blood smears.

The Uses of Azure B

Biological stain.

The Uses of Azure B

Azure B is used for staining semi-thin sections of plant tissue. This dye is also useful in the NCCLS method for blood smears and Lillie's modified Nocht's method for paraffin sections.

What are the applications of Application

Azure B is a dye used for staining semi-thin sections of plant tissues

Definition

ChEBI: An organic chloride salt having 3-(dimethylamino)-7-(methylamino)phenothiazin-5-ium as the counterion. It is used in making azure eosin stains for blood smear staining and is an active metabolite of methylene blue.

Biochem/physiol Actions

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

Purification Methods

Azure B has been twice recrystallised from H2O and dried at 100o/1hour in an oven. [Beilstein 27 III/IV 5151.]

Properties of Azure B

Melting point: 205-210 °C (dec.)(lit.)
storage temp.  -20°C Freezer
solubility  H2O: soluble1mg/mL
form  Powder
Colour Index  52010
color  Dark green
Water Solubility  Soluble
λmax 648–655 nm
Merck  14,6058
BRN  3922630
Stability: Stable. Incompatible with strong oxidizing agents.
Biological Applications Antimalarial; biofuel cell; medical devices; diagnosis of amyloid accumulation related diseases,diabetes,malignant melanoma; detecting oral cancer,cells,nucleic acids; treating avian influenza virus,nail infection,oral cavity infection
CAS DataBase Reference 531-55-5(CAS DataBase Reference)

Safety information for Azure B

Signal word Warning
Pictogram(s)
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H302:Acute toxicity,oral

Computed Descriptors for Azure B

InChIKey DNDJEIWCTMMZBX-UHFFFAOYSA-N

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