1-Oxaspiro[5.5]undecan-4-yl methanesulfonate CAS 503551-90-4

Purity 97%+In StockPharmaceutical Standards
CAS No.503551-90-4
Molecular FormulaC11H20O4S
Molecular Weight248.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Oxaspiro[5.5]undecan-4-yl methanesulfonate CAS 503551-90-4 chemical structure

Description

The occurrence of 1-Oxaspiro[5.5]undecan-4-yl methanesulfonate is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

1-Oxaspiro[5.5]undecan-4-yl methanesulfonate (CAS 503551-90-4) is a high-purity analytical reference standard with the molecular formula C11H20O4S and a molecular weight of 248.34 g/mol.

Based on its molecular formula C11H20O4S, 1-Oxaspiro[5.5]undecan-4-yl methanesulfonate contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 248.34 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 1-Oxaspiro[5.5]undecan-4-yl methanesulfonate 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 FormulaC11H20O4S
Molecular Weight248.34 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1984
Sulfur Atoms1

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