Ethyl 2-oxo-2-(4-oxooxan-3-yl)acetate CAS 857177-01-6

Purity 97%+In StockPharmaceutical Standards
CAS No.857177-01-6
Molecular FormulaC9H12O5
Molecular Weight200.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 2-oxo-2-(4-oxooxan-3-yl)acetate CAS 857177-01-6 chemical structure

Description

The occurrence of Ethyl 2-oxo-2-(4-oxooxan-3-yl)acetate is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies Ethyl 2-oxo-2-(4-oxooxan-3-yl)acetate (CAS 857177-01-6), a certified reference material (molecular formula C9H12O5, MW 200.19 g/mol) for analytical method development and quality control.

Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system, Ethyl 2-oxo-2-(4-oxooxan-3-yl)acetate is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 200.19 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

CATO manufactures Ethyl 2-oxo-2-(4-oxooxan-3-yl)acetate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC9H12O5
Molecular Weight200.19 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987

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