206342

Celestinblau

Dye content 80 %

• Synonym(e): Mordant Blau 14
• Empirische Formel (Hill-System): C₁₇H₁₈ClN₃O₄
• CAS-Nummer: 1562-90-9
• Molekulargewicht: 363.80
• Farbindexnummer: 51050
• Beilstein: 3830911
• EG-Nummer: 216-346-2
• MDL-Nummer: MFCD00011927
• UNSPSC-Code: 12171500
• PubChem Substanz-ID: 24852395
• NACRES: NA.47

Eigenschaften

• Form: powder
• Zusammensetzung: Dye content, 80%
• mp (Schmelzpunkt): 227-230 °C
• Löslichkeit: water: 0.1%
• λmax: 642 nm
• ε (Extinktionskoeffizient): ≥29000 at 640-650 nm in water at 0.01 g/L
• Anwendung(en): diagnostic assay manufacturing; hematology; histology
• Lagertemp.: room temp
• SMILES String: [Cl-].CC\[N+](CC)=C1/C=CC2=Nc3c(OC2=C1)c(O)c(O)cc3C(N)=O
• InChI: 1S/C17H17N3O4.ClH/c1-3-20(4-2)9-5-6-11-13(7-9)24-16-14(19-11)10(17(18)23)8-12(21)15(16)22;/h5-8H,3-4H2,1-2H3,(H3-,18,19,21,22,23);1H
• InChIKey: VXAFJUDTZSMEFN-UHFFFAOYSA-N

Beschreibung

Anwendung

Kann Haematoxylin in Hämatoxylin und Eosin-Verfahren ersetzen.

Biochem./physiol. Wirkung

Celestine blue (CB) is an oxazine dye and is used in combination with the alum hematoxylin, as a nuclear stain. It gives good nuclear definition and is resistant to strong acid dyes. Celestine blue is commonly used for routine staining of fixed sections. It has been used as a new electroactive indicator in DNA biosensors.

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type N95 (US)