3,6-Bis((tert-butyldimethylsilyl)oxy)-9H-xanthen-9-one CAS 121714-18-9

Purity 97%+In StockPharmaceutical Standards
CAS No.121714-18-9
Molecular FormulaC25H36O4Si2
Molecular Weight456.72 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,6-Bis((tert-butyldimethylsilyl)oxy)-9H-xanthen-9-one CAS 121714-18-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 456.72 g/mol gives 3,6-Bis((tert-butyldimethylsilyl)oxy)-9H-xanthen-9-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3,6-Bis((tert-butyldimethylsilyl)oxy)-9H-xanthen-9-one (CAS 121714-18-9) is a high-purity analytical reference standard with the molecular formula C25H36O4Si2 and a molecular weight of 456.72 g/mol.

Based on its molecular formula C25H36O4Si2, 3,6-Bis((tert-butyldimethylsilyl)oxy)-9H-xanthen-9-one contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 456.72 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC25H36O4Si2
Molecular Weight456.72 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991

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