4-ethoxy-2,2-dimethyl-4-oxobutanoic acid CAS 121925-55-1

Purity 97%+In StockPharmaceutical Standards
CAS No.121925-55-1
Molecular FormulaC8H14O4
Molecular Weight174.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-ethoxy-2,2-dimethyl-4-oxobutanoic acid CAS 121925-55-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 174.19 g/mol gives 4-ethoxy-2,2-dimethyl-4-oxobutanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-ethoxy-2,2-dimethyl-4-oxobutanoic acid (CAS 121925-55-1) is a high-purity analytical reference standard with the molecular formula C8H14O4 and a molecular weight of 174.19 g/mol.

Structurally, 4-ethoxy-2,2-dimethyl-4-oxobutanoic acid (C8H14O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 174.19 g/mol, it falls into the medium-molecular-weight range.

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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC8H14O4
Molecular Weight174.19 g/mol
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1991

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