Rosolic acid (Aurin) 84% (dye content), Sigma-Aldrich®
Fornitore: SIGMA-ALDRICH MICROSCOPY
Synonyms:
4-(Bis(4-hydroxyphenyl)methylene)cyclohexa-2,5-dien-1-one
M-Clarity™ quality level = MQ200
p-Rosolic acid (C.I. 43800) is an acid-baseindicator from the triphenylmethane group. It is also known as aurin and 4-[Bis(4-hydroxyphenyl)methylene]-2,5-cyclohexadienone.
- p-Rosolic acid has been used to induce cellular stress in HEK293 cells
- The transition range of p-Rosolic acid is around pH 6,6 to 8,0 (Below this pH range it is yellow and above it red)
Formula:
C₁₉H₁₄O₃ Peso molecolare: 290,32 g/mol Temperatura di stoccaggio: Room Temperature |
MDL Number:
MFCD00001624 CAS Number: 603-45-2 EINECS: 210-041-8 |
Risultati del test di specificazione
Appearance (Form) | Powder |
Infrared spectrum | Conforms to Structure |
Wavelength | 264 - 270 nm |
Extinction Coefficient | ≥50000 |
Extinction Coefficient, Acidified Ethanol | ≥11000 |
Carbon Content | 66.0 - 90.8 % |
Visual Interval, pH 6.6 Yellow-Orange | Pass |
Visual Interval, pH 8.0 Pink to Red | Pass |
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