(S)-1,4-Dithia-7-azaspiro[4.4]nonane-8-carboxylic acid CAS 83552-44-7

Purity 97%+In StockPharmaceutical Standards
CAS No.83552-44-7
Molecular FormulaC7H11NO2S2
Molecular Weight205.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-1,4-Dithia-7-azaspiro[4.4]nonane-8-carboxylic acid CAS 83552-44-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 205.30 g/mol gives (S)-1,4-Dithia-7-azaspiro[4.4]nonane-8-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(S)-1,4-Dithia-7-azaspiro[4.4]nonane-8-carboxylic acid (CAS 83552-44-7), molecular formula C7H11NO2S2 and molecular weight 205.30 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C7H11NO2S2, (S)-1,4-Dithia-7-azaspiro[4.4]nonane-8-carboxylic acid contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 205.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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), (S)-1,4-Dithia-7-azaspiro[4.4]nonane-8-carboxylic acid 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 FormulaC7H11NO2S2
Molecular Weight205.30 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1980
Nitrogen Atoms1
Sulfur Atoms2

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