(5S)-1-azaspiro[4.4]nonan-9-one;[(1R,4S)-7,7-dimethyl-2-oxo-norbornan-1-yl]methanesulfonic acid CAS 2221965-36-0
| CAS No. | 2221965-36-0 |
| Molecular Formula | C10H16O4S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (5S)-1-azaspiro[4.4]nonan-9-one;[(1R,4S)-7,7-dimethyl-2-oxo-norbornan-1-yl]methanesulfonic 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.
CATO supplies (5S)-1-azaspiro[4.4]nonan-9-one;[(1R,4S)-7,7-dimethyl-2-oxo-norbornan-1-yl]methanesulfonic acid (CAS 2221965-36-0), a certified reference material (molecular formula C10H16O4SC8H13NO, MW 371.49 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, (5S)-1-azaspiro[4.4]nonan-9-one;[(1R,4S)-7,7-dimethyl-2-oxo-norbornan-1-yl]methanesulfonic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 371.49 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C10H16O4S C8H13NO |
| Molecular Weight | 371.49 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related S Standards
- 2-Azaspiro[4.4]Nonan-1-one (CAS 1004-51-9)
- 2-Azaspiro[4.5]decan-1-one (CAS 1005-85-2)
- 2-(3-Azaspiro[5.5]Undecan-3-yl)ethan-1-amine (CAS 1012-58-4)
- 1-Oxa-2-azaspiro[4.5]dec-2-ene-3-carboxylicacid (CAS 1015770-72-5)
- Methyl 2-{3-azaspiro[5.5]undecan-9-yl}acetate hydrochloride (CAS 1017540-91-8)
- Methyl 2-(3-azaspiro[5.5]Undecan-9-yl)acetate (CAS 1017623-70-9)
- 3-Benzyl-3-azaspiro[bicyclo[3.2.1]octane-8,2'-[1,3]dioxolane] (CAS 1019208-04-8)
- Benzyl 6-azaspiro[2.5]octane-6-carboxylate (CAS 1037834-61-9)
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