tert-butyl 6-hydroxy-6-methyl-1,4-oxazepane-4-carboxylate CAS 1801455-05-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1801455-05-9
Molecular FormulaC11H21NO4
Molecular Weight231.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

tert-butyl 6-hydroxy-6-methyl-1,4-oxazepane-4-carboxylate CAS 1801455-05-9 chemical structure

Description

tert-butyl 6-hydroxy-6-methyl-1,4-oxazepane-4-carboxylate (C11H21NO4) contains an amino-acid-derived structure, an amide 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.

CATO supplies tert-butyl 6-hydroxy-6-methyl-1,4-oxazepane-4-carboxylate (CAS 1801455-05-9), a certified reference material (molecular formula C11H21NO4, MW 231.29 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), tert-butyl 6-hydroxy-6-methyl-1,4-oxazepane-4-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 FormulaC11H21NO4
Molecular Weight231.29 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1995
Nitrogen Atoms1

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