1,9-Diazaspiro[5.5]undecan-2-one CAS 1158749-97-3
| CAS No. | 1158749-97-3 |
| Molecular Formula | C9H16N2O |
| Molecular Weight | 168.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,9-Diazaspiro[5.5]undecan-2-one (CAS 1158749-97-3), a certified reference material (molecular formula C9H16N2O, MW 168.24 g/mol) for analytical method development and quality control.
1,9-Diazaspiro[5.5]undecan-2-one (C9H16N2O) contains an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 1,9-Diazaspiro[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 Formula | C9H16N2O |
| Molecular Weight | 168.24 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 2 |
Related Diazaspiro Standards
- 2-Methyl-2,7-diazaspiro[4.5]Decan-1-one (CAS 1154097-18-3)
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- 2,8-Diazaspiro[5.5]Undecan-1-one (CAS 1181356-93-3)
- 7-Methyl-2,7-diazaspiro[4.5]decan-6-one (CAS 1203797-13-0)
- 1,8-Diazaspiro[5.5]undecan-7-one (CAS 1203798-24-6)
- 1-(1,6-Diazaspiro[3.5]Nonan-1-yl)ethan-1-one (CAS 1268520-32-6)
- 2,9-Diazaspiro[5.5]undecan-3-one (CAS 1350521-73-1)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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