(S)-1-(tert-Butoxycarbonyl)-4,4-difluoro-2-pyrrolidinecarboxylic Acid (S)-1-Boc-4,4-difluoro-2-pyrrolidinecarboxylic Acid 203866-15-3 B4202 N-(tert-Butoxycarbonyl)-4,4-difluoro-L-proline N-Boc-4,4-difluoro-L-proline CAS 203866-15-3

Purity 97%+In StockPharmaceutical Standards
CAS No.203866-15-3
Molecular FormulaC10H15F2NO4
Molecular Weight251.23 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-1-(tert-Butoxycarbonyl)-4,4-difluoro-2-pyrrolidinecarboxylic Acid (S)-1-Boc-4,4-difluoro-2-pyrrolidinecarboxylic Acid 203866-15-3 B4202 N-(tert-Butoxycarbonyl)-4,4-difluoro-L-proline N-Boc-4,4-difluoro-L-proline CAS 203866-15-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 251.23 g/mol gives (S)-1-(tert-Butoxycarbonyl)-4,4-difluoro-2-pyrrolidinecarboxylic Acid (S)-1-Boc-4,4-difluoro-2-pyrrolidinecarboxylic Acid 203866-15-3 B4202 N-(tert-Butoxycarbonyl)-4,4-difluoro-L-proline N-Boc-4,4-difluoro-L-proline distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies (S)-1-(tert-Butoxycarbonyl)-4,4-difluoro-2-pyrrolidinecarboxylic Acid (S)-1-Boc-4,4-difluoro-2-pyrrolidinecarboxylic Acid 203866-15-3 B4202 N-(tert-Butoxycarbonyl)-4,4-difluoro-L-proline N-Boc-4,4-difluoro-L-proline (CAS 203866-15-3), a certified reference material (molecular formula C10H15F2NO4, MW 251.23 g/mol) for analytical method development and quality control.

Based on its molecular formula C10H15F2NO4, (S)-1-(tert-Butoxycarbonyl)-4,4-difluoro-2-pyrrolidinecarboxylic Acid (S)-1-Boc-4,4-difluoro-2-pyrrolidinecarboxylic Acid 203866-15-3 B4202 N-(tert-Butoxycarbonyl)-4,4-difluoro-L-proline N-Boc-4,4-difluoro-L-proline contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 251.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 FormulaC10H15F2NO4
Molecular Weight251.23 g/mol
AppearanceWhite to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)2015
Halogen ContentF-containing
Nitrogen Atoms1

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