(S)-4-(tert-Butoxy)-2-cyclopropyl-4-oxobutanoic acid CAS 1956437-09-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1956437-09-4
Molecular FormulaC11H18O4
Molecular Weight214.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-4-(tert-Butoxy)-2-cyclopropyl-4-oxobutanoic acid CAS 1956437-09-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 214.26 g/mol gives (S)-4-(tert-Butoxy)-2-cyclopropyl-4-oxobutanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(S)-4-(tert-Butoxy)-2-cyclopropyl-4-oxobutanoic acid (CAS 1956437-09-4) is a high-purity analytical reference standard with the molecular formula C11H18O4 and a molecular weight of 214.26 g/mol.

(S)-4-(tert-Butoxy)-2-cyclopropyl-4-oxobutanoic acid (C11H18O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

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 FormulaC11H18O4
Molecular Weight214.26 g/mol
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)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1996

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