Tert-butyl (3R,4S)-3-ethynyl-4-hydroxypyrrolidine-1-carboxylate CAS 1242166-85-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1242166-85-3
Molecular FormulaC11H17NO3
Molecular Weight211.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Tert-butyl (3R,4S)-3-ethynyl-4-hydroxypyrrolidine-1-carboxylate CAS 1242166-85-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 211.26 g/mol gives Tert-butyl (3R,4S)-3-ethynyl-4-hydroxypyrrolidine-1-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Tert-butyl (3R,4S)-3-ethynyl-4-hydroxypyrrolidine-1-carboxylate (CAS 1242166-85-3), molecular formula C11H17NO3 and molecular weight 211.26 g/mol, is a CATO reference standard with documented purity and traceability.

Tert-butyl (3R,4S)-3-ethynyl-4-hydroxypyrrolidine-1-carboxylate (C11H17NO3) contains an amino-acid-derived structure, an amide 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.

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), Tert-butyl (3R,4S)-3-ethynyl-4-hydroxypyrrolidine-1-carboxylate 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 FormulaC11H17NO3
Molecular Weight211.26 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, ethanol, DMSO
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.)1990
Nitrogen Atoms1

Recommended Standards

Why CATO?