318736

Bromkresolviolett Natriumsalz

0.04 wt. % in H₂O

• Synonym(e): 5′,5′′-Dibrom-o-cresolsulfonphthalein Natriumsalz
• Empirische Formel (Hill-System): C₂₁H₁₅Br₂NaO₅S
• CAS-Nummer: 62625-30-3
• Molekulargewicht: 562.20
• MDL-Nummer: MFCD00148896
• UNSPSC-Code: 12171500
• PubChem Substanz-ID: 24859142
• NACRES: NA.47

Eigenschaften

• Form: liquid
• Qualitätsniveau: 200
• Konzentration: 0.04 wt. % in H₂O
• pH-Wert: 5.2-6.8, yellow-green to purple
• Dichte: 0.991 g/mL at 25 °C
• λmax: 590 nm
• ε (Extinktionskoeffizient): ≥60000 at 584-590 nm in 10 mM NaOH
• Anwendung(en): diagnostic assay manufacturing; hematology; histology
• Lagertemp.: room temp
• SMILES String: [Na+].Cc1cc(cc(Br)c1O)\C(=C2/C=C(C)C(=O)C(Br)=C2)c3ccccc3S([O-])(=O)=O
• InChI: 1S/C21H16Br2O5S.Na/c1-11-7-13(9-16(22)19(11)24)21(14-8-12(2)20(25)17(23)10-14)15-5-3-4-6-18(15)29(26,27)28-21;/h3-10,24-25H,1-2H3;/q;+1/p-1
• InChIKey: WNOIORUCCYNQPE-UHFFFAOYSA-M

Beschreibung

Allgemeine Beschreibung

Bromocresol purple (BCP) is an organic dye[1] and a pH indicator.[2] It changes from yellow (pH 5.2) to purple (6.8).[2] BCP reacts with ammonia to yield ammonium salt. Hence, it can be used as an ammonia sensing probe.[1]

Sicherheitshinweise

• Lagerklassenschlüssel: 10 - Combustible liquids
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)