Azure B

Name: Azure B

CAS Registry Number: 531-55-5

Molecular Formula: Azure B / 531-55-5

CA Index Name: Phenothiazin-5-ium, 3-(dimethylamino)-7-(methylamino)-, chloride (1 : 1)

Other Names: Azure B; Phenothiazin-5-ium, 3-(di-methylamino)-7-(methylamino)-, chloride; Trimethylthionine; 3-Methylamino-7-dimethylaminophenazathio-nium chloride; Azur I; Azure I; C.I. 52010; Methylene Azure; Trimethylthionine chloride

Merck Index Number: 928

Chemical / Dye Class: Phenothiazine

Molecular Formula: C15H16ClN3S

Molecular Weight: 305.83

Physical Form: Dark green powder or crystals

Solubility: Soluble in water; sparingly soluble in ethanol

Melting Point: 205-210 °C (decompose)

Absorption (λmax): 648-655 nm

Synthesis: Synthetic methods

Staining Applications: Blood products; cells; epithelial tissues; nucleic acids; proteins; viruses; nuclei; nucleolus; lignins; melanin; reticulocytes; keratin fibers; malaria-infected cells

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, neurodegenerative diseases, pathological tau-tau association in Alzheimer disease, protozoan infections, viral diseases

Industrial Applications: Inks; electrochromic devices: solar energy

Safety / Toxicity: Carcinogenicity; phototoxicity

Certification / Approval: Certified by Biological Stain Commission (BSC)



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