4-Hydroxy-4-methyldihydrofuran-2(3H)-one CAS 34945-05-6

Purity 97%+In StockPharmaceutical Standards
CAS No.34945-05-6
Molecular FormulaC5H8O3
Molecular Weight116.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Hydroxy-4-methyldihydrofuran-2(3H)-one CAS 34945-05-6 chemical structure

Description

4-Hydroxy-4-methyldihydrofuran-2(3H)-one (CAS 34945-05-6) is a high-purity analytical reference standard with the molecular formula C5H8O3 and a molecular weight of 116.12 g/mol.

The molecular framework of 4-Hydroxy-4-methyldihydrofuran-2(3H)-one (C5H8O3) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development.

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.

As a certified reference material (CRM), 4-Hydroxy-4-methyldihydrofuran-2(3H)-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC5H8O3
Molecular Weight116.12 g/mol
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1966

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