Methyl (3,3-dimethyl-2-oxopentanoyl)-L-prolinate CAS 186268-77-9

Purity 97%+In StockPharmaceutical Standards
CAS No.186268-77-9
Molecular FormulaC13H21NO4
Molecular Weight255.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl (3,3-dimethyl-2-oxopentanoyl)-L-prolinate CAS 186268-77-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 255.31 g/mol gives Methyl (3,3-dimethyl-2-oxopentanoyl)-L-prolinate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Methyl (3,3-dimethyl-2-oxopentanoyl)-L-prolinate (CAS 186268-77-9) is a high-purity analytical reference standard with the molecular formula C13H21NO4 and a molecular weight of 255.31 g/mol.

Based on its molecular formula C13H21NO4, Methyl (3,3-dimethyl-2-oxopentanoyl)-L-prolinate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 255.31 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

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 FormulaC13H21NO4
Molecular Weight255.31 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2010
Nitrogen Atoms1

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