ethyl 5-oxo-4H-1,2,4-oxadiazole-3-carboxylate CAS 42526-30-7

Purity 97%+In StockPharmaceutical Standards
CAS No.42526-30-7
Molecular FormulaC5H6N2O4
Molecular Weight158.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

ethyl 5-oxo-4H-1,2,4-oxadiazole-3-carboxylate CAS 42526-30-7 chemical structure

Description

Order ethyl 5-oxo-4H-1,2,4-oxadiazole-3-carboxylate (CAS 42526-30-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H6N2O4. Molecular weight: 158.11 g/mol. COA included with every batch.

Physical & Chemical Properties

Molecular FormulaC5H6N2O4
Molecular Weight158.11 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1969
Nitrogen Atoms2

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