4,9-Dimethoxy-7-(trifluoromethyl)-5H-furo[3,2-g]chromen-5-one CAS 76301-24-1

Purity 97%+In StockPharmaceutical Standards
CAS No.76301-24-1
Molecular FormulaC14H9F3O5
Molecular Weight314.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,9-Dimethoxy-7-(trifluoromethyl)-5H-furo[3,2-g]chromen-5-one CAS 76301-24-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 314.21 g/mol gives 4,9-Dimethoxy-7-(trifluoromethyl)-5H-furo[3,2-g]chromen-5-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4,9-Dimethoxy-7-(trifluoromethyl)-5H-furo[3,2-g]chromen-5-one (CAS 76301-24-1) is a high-purity analytical reference standard with the molecular formula C14H9F3O5 and a molecular weight of 314.21 g/mol.

Based on its molecular formula C14H9F3O5, 4,9-Dimethoxy-7-(trifluoromethyl)-5H-furo[3,2-g]chromen-5-one contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 314.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 FormulaC14H9F3O5
Molecular Weight314.21 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1978
Halogen ContentF-containing

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