25991-27-9 Methyl 2-oxo-2H-pyran-3-carboxylate MFCD00075443 3-Carbomethoxy-2-pyrone 2-Oxo-2H-pyran-3-carboxylic acid methyl ester CAS 25991-27-9

Purity 97%+In StockPharmaceutical Standards
CAS No.25991-27-9
Molecular FormulaC7H6O4
Molecular Weight154.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

25991-27-9 Methyl 2-oxo-2H-pyran-3-carboxylate MFCD00075443 3-Carbomethoxy-2-pyrone 2-Oxo-2H-pyran-3-carboxylic acid methyl ester CAS 25991-27-9 chemical structure

Description

25991-27-9 Methyl 2-oxo-2H-pyran-3-carboxylate MFCD00075443 3-Carbomethoxy-2-pyrone 2-Oxo-2H-pyran-3-carboxylic acid methyl ester (CAS 25991-27-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H6O4. Molecular weight: 154.12 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC7H6O4
Molecular Weight154.12 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1964

Recommended Standards

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