227935

Azure B

prepared by direct synthesis

• Synonym(e): N,N,N′-Trimethylthionin, Azure I, Methylenazur
• Empirische Formel (Hill-System): C₁₅H₁₆ClN₃S
• CAS-Nummer: 531-55-5
• Molekulargewicht: 305.83
• Farbindexnummer: 52010
• Beilstein: 3922630
• EG-Nummer: 208-511-2
• MDL-Nummer: MFCD00011935
• UNSPSC-Code: 12171500
• PubChem Substanz-ID: 24853664
• NACRES: NA.47

Eigenschaften

• Assay: >85.0% (HPLC)
• Form: powder
• mp (Schmelzpunkt): 205-210 °C (dec.) (lit.)
• Löslichkeit: water: 1 mg/mL, blue to very deep blue
• λmax: 648 nm
• ε (Extinktionskoeffizient): ≥13000 at 241-247 nm; ≥36000 at 287-293 nm; ≥67000 at 638-644 nm
• Anwendung(en): diagnostic assay manufacturing; hematology; histology
• Lagertemp.: room temp
• SMILES String: C[N+](C)=C(C=C1)C=C(C1=N2)SC3=C2C=CC(NC)=C3.[Cl-]
• InChI: 1S/C15H15N3S.ClH/c1-16-10-4-6-12-14(8-10)19-15-9-11(18(2)3)5-7-13(15)17-12;/h4-9H,1-3H3;1H
• InChIKey: DNDJEIWCTMMZBX-UHFFFAOYSA-N

Beschreibung

Anwendung

Azure B has been used in M′Fadyean stain to visualize Bacillus anthracis capsule.

Biochem./physiol. Wirkung

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.

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H302
• P-Sätze: P264 - P270 - P301 + P312 - P501
• Gefahreneinstufungen: Acute Tox. 4 Oral
• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type N95 (US)