tert-butyl 6-[(2S,4R)-4-hydroxypyrrolidin-2-yl]-1,4-oxazepane-4-carboxylate CAS 2351571-58-7

Purity 97%+In StockPharmaceutical Standards
CAS No.2351571-58-7
Molecular FormulaC14H26N2O4
Molecular Weight286.37 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

tert-butyl 6-[(2S,4R)-4-hydroxypyrrolidin-2-yl]-1,4-oxazepane-4-carboxylate CAS 2351571-58-7 chemical structure

Description

The occurrence of tert-butyl 6-[(2S,4R)-4-hydroxypyrrolidin-2-yl]-1,4-oxazepane-4-carboxylate is closely related to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

tert-butyl 6-[(2S,4R)-4-hydroxypyrrolidin-2-yl]-1,4-oxazepane-4-carboxylate (CAS 2351571-58-7), molecular formula C14H26N2O4 and molecular weight 286.37 g/mol, is a CATO reference standard with documented purity and traceability.

tert-butyl 6-[(2S,4R)-4-hydroxypyrrolidin-2-yl]-1,4-oxazepane-4-carboxylate (C14H26N2O4) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 FormulaC14H26N2O4
Molecular Weight286.37 g/mol
AppearanceWhite to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1999
Nitrogen Atoms2

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