5-Ethynylfuran-2-carboxylic acid CAS 1356458-63-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1356458-63-3
Molecular FormulaC7H4O3
Molecular Weight136.10 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Ethynylfuran-2-carboxylic acid CAS 1356458-63-3 chemical structure

Description

5-Ethynylfuran-2-carboxylic acid (CAS 1356458-63-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H4O3. Molecular weight: 136.10 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC7H4O3
Molecular Weight136.10 g/mol
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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991

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