(2R,4S)-1-(tert-Butoxycarbonyl)-4-(difluoromethyl)pyrrolidine-2-carboxylic acid CAS 2301881-92-3

Purity 97%+In StockPharmaceutical Standards
CAS No.2301881-92-3
Molecular FormulaC11H17F2NO4
Molecular Weight265.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2R,4S)-1-(tert-Butoxycarbonyl)-4-(difluoromethyl)pyrrolidine-2-carboxylic acid CAS 2301881-92-3 chemical structure

Description

Based on its molecular formula C11H17F2NO4, (2R,4S)-1-(tert-Butoxycarbonyl)-4-(difluoromethyl)pyrrolidine-2-carboxylic acid 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 265.25 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.

CATO supplies (2R,4S)-1-(tert-Butoxycarbonyl)-4-(difluoromethyl)pyrrolidine-2-carboxylic acid (CAS 2301881-92-3), a certified reference material (molecular formula C11H17F2NO4, MW 265.25 g/mol) for analytical method development and quality control.

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.

As a certified reference material (CRM), (2R,4S)-1-(tert-Butoxycarbonyl)-4-(difluoromethyl)pyrrolidine-2-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC11H17F2NO4
Molecular Weight265.25 g/mol
AppearanceWhite to pale yellow crystalline powder. (slight halide-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.)1999
Halogen ContentF-containing
Nitrogen Atoms1

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