3-Methyl 2H-Furo[2,3-c]pyran-2-one 857054-02-5 KAR1 Karrikinolide CAS 857054-02-5

Purity 97%+In StockPharmaceutical Standards
CAS No.857054-02-5
Molecular FormulaC8H6O3
Molecular Weight150.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Methyl 2H-Furo[2,3-c]pyran-2-one
857054-02-5
KAR1
Karrikinolide CAS 857054-02-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 150.13 g/mol gives 3-Methyl 2H-Furo[2,3-c]pyran-2-one 857054-02-5 KAR1 Karrikinolide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-Methyl 2H-Furo[2,3-c]pyran-2-one 857054-02-5 KAR1 Karrikinolide (CAS 857054-02-5), molecular formula C8H6O3 and molecular weight 150.13 g/mol, is a CATO reference standard with documented purity and traceability.

3-Methyl 2H-Furo[2,3-c]pyran-2-one 857054-02-5 KAR1 Karrikinolide (C8H6O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

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 FormulaC8H6O3
Molecular Weight150.13 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987

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