4-[Bis(p-hydroxyphényl)méthylène]cyclohexa-2,5-diène-1-one
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Attention
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Synonyme(s):
4-(Bis(4-hydroxyphenyl)methylene)cyclohexa-2,5-dien-1-one
Formule:
C₁₉H₁₄O₃ Poids moléculaire: 290.32 g/mol Température de stockage: Température ambiante |
Numéro MDL:
MFCD00001624 Numéro CAS: 603-45-2 EINECS: 210-041-8 |
Résultats des tests de spécification
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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