1-Azaspiro[5.5]undecan-2-one CAS 56139-90-3

Purity 97%+In StockPharmaceutical Standards
CAS No.56139-90-3
Molecular FormulaC10H17NO
Molecular Weight167.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Azaspiro[5.5]undecan-2-one CAS 56139-90-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 167.25 g/mol gives 1-Azaspiro[5.5]undecan-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-Azaspiro[5.5]undecan-2-one (CAS 56139-90-3) is a high-purity analytical reference standard with the molecular formula C10H17NO and a molecular weight of 167.25 g/mol.

The molecular framework of 1-Azaspiro[5.5]undecan-2-one (C10H17NO) is characterized by an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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-Azaspiro[5.5]undecan-2-one 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 FormulaC10H17NO
Molecular Weight167.25 g/mol
AppearanceWhite to pale yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1973
Nitrogen Atoms1

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