70480

α-Naphtholbenzein

indicator (pH 8.2-10.0)

• Synonym(e): α,α-Bis-(4-hydroxy-1-naphthyl)-benzylalkohol
• Empirische Formel (Hill-System): C₂₇H₁₈O₂
• CAS-Nummer: 145-50-6
• Molekulargewicht: 374.43
• Beilstein: 2628063
• EG-Nummer: 205-656-3
• UNSPSC-Code: 12000000
• PubChem Substanz-ID: 24886093
• NACRES: NA.21

Eigenschaften

• Qualität: indicator (pH 8.2-10.0)
• Qualitätsniveau: 100
• Form: powder
• Methode(n): UV/Vis spectroscopy: suitable
• mp (Schmelzpunkt): 230-235 °C (lit.)
• SMILES String: Oc1ccc(\C(c2ccccc2)=C3\C=CC(=O)c4ccccc34)c5ccccc15
• InChI: 1S/C27H18O2/c28-25-16-14-23(19-10-4-6-12-21(19)25)27(18-8-2-1-3-9-18)24-15-17-26(29)22-13-7-5-11-20(22)24/h1-17,28H/b27-24-
• InChIKey: VDDWRTZCUJCDJM-PNHLSOANSA-N

Beschreibung

Allgemeine Beschreibung

α-Naphtholbenzein is a dye generally used during acid-base titration method.

Anwendung

α-Naphtholbenzein has been used as indicator during sequential injection analysis technique done for acid-base titrations.

Sicherheitshinweise

• H-Sätze: H413
• P-Sätze: P273 - P501
• Gefahreneinstufungen: Aquatic Chronic 4
• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 2
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Gloves