201375

Brillantgelb

Dye content ≥50 %

• Synonym(e): Direct Yellow 4
• Empirische Formel (Hill-System): C₂₆H₁₈N₄Na₂O₈S₂
• CAS-Nummer: 3051-11-4
• Molekulargewicht: 624.55
• Farbindexnummer: 24890
• Beilstein: 4122338
• EG-Nummer: 221-267-1
• MDL-Nummer: MFCD00007489
• UNSPSC-Code: 12171500
• PubChem Substanz-ID: 24852007
• NACRES: NA.47

Eigenschaften

• Form: powder
• Qualitätsniveau: 100
• Zusammensetzung: Dye content, ≥50%
• Methode(n): titration: suitable
• visual transition interval: 6.5-8.0, orange to red-orange
• λmax: 497 nm at 0.1 N in NaOH
• ε (Extinktionskoeffizient): ≥37000 at 260-268 nm; ≥37000 at 486-494 nm
• Anwendung(en): diagnostic assay manufacturing; hematology; histology
• Lagertemp.: room temp
• SMILES String: [Na+].[Na+].Oc1ccc(cc1)\N=N\c2ccc(\C=C\c3ccc(cc3S([O-])(=O)=O)\N=N\c4ccc(O)cc4)c(c2)S([O-])(=O)=O
• InChI: 1S/C26H20N4O8S2.2Na/c31-23-11-7-19(8-12-23)27-29-21-5-3-17(25(15-21)39(33,34)35)1-2-18-4-6-22(16-26(18)40(36,37)38)30-28-20-9-13-24(32)14-10-20;;/h1-16,31-32H,(H,33,34,35)(H,36,37,38);;/q;2*+1/p-2/b2-1+,29-27+,30-28+;;
• InChIKey: YLDIUICHQPKMNH-MAPAHAHLSA-L

Beschreibung

Allgemeine Beschreibung

Brilliant Yellow is an orange colored powder and it belongs to the group of azo dyes. It is yellow at pH 6.4 and red-orange at pH 8.0. Brilliant Yellow has been widely used as a biosensor, anti-fungal agent, anti-AIDS (acquired immunodeficiency syndrome) agent and is used in assays for enzyme activity.

Anwendung

Brilliant Yellow has been used to determine the transfer of inoculum from male moths to females during mating.

Sicherheitshinweise

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