P4758

Phenolrot

Powder

• Synonym(e): Phenolsulfonphthalein Natriumsalz
• Empirische Formel (Hill-System): C₁₉H₁₃NaO₅S
• CAS-Nummer: 34487-61-1
• Molekulargewicht: 376.36
• Beilstein: 6260026
• EG-Nummer: 252-057-8
• MDL-Nummer: MFCD00066901
• UNSPSC-Code: 12171500
• PubChem Substanz-ID: 24898497
• NACRES: NA.47

Eigenschaften

• product name: Phenolrot, pH indicator dye
• Qualitätsniveau: 200
• Form: powder
• Methode(n): titration: suitable
• Farbe: red to brown
• visual transition interval: 6.8-8.2, yellow to red
• mp (Schmelzpunkt): 285 °C (dec.) (lit.)
• Löslichkeit: water: 1 mg/mL, opaque, dark red
• εmax: 31.62 at 423 nm in 0.1 M phosphate buffer
• Anwendung(en): diagnostic assay manufacturing; hematology; histology
• Lagertemp.: room temp
• SMILES String: [Na+].Oc1ccc(cc1)C2(OS(=O)(=O)c3ccccc23)c4ccc([O-])cc4
• InChI: 1S/C19H14O5S.Na/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19;/h1-12,20-21H;/q;+1/p-1
• InChIKey: HKHYOKBQJILTEI-UHFFFAOYSA-M

Beschreibung

Allgemeine Beschreibung

Phenol Red sodium salt is widely used as a pH indicator. At a pH of 6.4 and below, phenol red solution will have a yellow color. At a pH of 8.2 and above, it will have a red color. It is commonly used in culture media to detect neutral to acidic pH changes.

Anwendung

Phenol Red sodium salt has been used as an indicator during single-guide RNA microinjection into one-cell stage zebrafish embryos.

Geeignet als pH-Indikator

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H315,H335
• P-Sätze: P261 - P264 - P271 - P280 - P302 + P352 - P304 + P340 + P312
• Gefahreneinstufungen: Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Gloves