Rosolic acid
Rosolic acid
Rosolic acid
Thermo Scientific Chemicals

Rosolic acid

CAS: 603-45-2 | C19H14O3 | 290.32 g/mol
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Quantity:
25 g
100 g
Catalog number B21737.14
also known as B21737-14
Price (USD)
90.30
Each
Quantity:
25 g
Request bulk or custom format
Price (USD)
90.30
Each
Chemical Identifiers
CAS603-45-2
IUPAC Name4-[bis(4-hydroxyphenyl)methylidene]cyclohexa-2,5-dien-1-one
Molecular FormulaC19H14O3
InChI KeyFYEHYMARPSSOBO-UHFFFAOYSA-N
SMILESOC1=CC=C(C=C1)C(C1=CC=C(O)C=C1)=C1C=CC(=O)C=C1
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Color)Dark red or red-brown
FormPowder or crystalline powder
CommentSpecification differs for U.S. and non-U.S. material where indicated
Loss on Drying≤12.0% (110°C/constant weight)
lambda-max (UV-Vis)480-490 nm (ethanol + HCl) (non-U.S. specification)
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Rosolic acid is used as a pH indicator in the range from 5.0 to 6.8. It acts as an intermediate in the manufacturing dyes. It is involved in the activation of heme oxygenase and in the inhibition of DNA fragmentation. It finds application in the selective isolation of coliform bacteria.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Rosolic acid is used as a pH indicator in the range from 5.0 to 6.8. It acts as an intermediate in the manufacturing dyes. It is involved in the activation of heme oxygenase and in the inhibition of DNA fragmentation. It finds application in the selective isolation of coliform bacteria.

Solubility
Soluble in alcohol, sodium hydroxide, potassium hydroxide and strong acids. Insoluble in water.

Notes
Incompatible with strong oxidizing agents.
RUO – Research Use Only

General References:

  1. Amat, A. M.; Arques, A.; Miranda, M. A.; Segui, S.; Vercher, R. F. Degradation of rosolic acid by advanced oxidation processes: ozonation vs. solar photocatalysis. Desalination 2007, 212 (1-3), 114-122.
  2. Vladu, M. I.; Sariciftci N. S.; Bauer, S. Exotic materials for bio-organic electronics. J. Mater. Chem. 2011, 21, 1350-1361.