Rosolsäure (Aurin)
Lieferant: Thermo Fisher Scientific
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Achtung
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Synonyme:
4-(Bis(4-hydroxyphenyl)methylene)cyclohexa-2,5-dien-1-one
229830250
229831000
229835000
ACRO229830250EA
71.3
EUR
ACRO229830250
ACRO229831000
ACRO229835000
Rosolsäure (Aurin)
Rosolsäure (Aurin)
Formel:
C₁₉H₁₄O₃ Lagertemperatur: Raumtemperatur |
MDL:
MFCD00001624 CAS-Nummer: 603-45-2 EINECS: 210-041-8 |
Spezifikation Testergebnisse
Appearance | Red-brown to brown Crystalline powder |
Infrared spectrum | Conforms |
Loss on drying | ≤10 % (110°C, 1 h) |
UV Lambda max | 480 to 486 nm (in ethanol + 2ml 1N HCl) |
Visual transition interval | from pH 6.2 (yellow) to pH 8.2 (red-pink) |
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