7,7-Dimethyl-8-oxa-1,3-diazaspiro[4.5]Decane-2,4-dione CAS 55795-79-4
| CAS No. | 55795-79-4 |
| Molecular Formula | C9H14N2O3 |
| Molecular Weight | 198.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7,7-Dimethyl-8-oxa-1,3-diazaspiro[4.5]Decane-2,4-dione (CAS 55795-79-4) is a high-purity analytical reference standard with the molecular formula C9H14N2O3 and a molecular weight of 198.22 g/mol.
Structurally, 7,7-Dimethyl-8-oxa-1,3-diazaspiro[4.5]Decane-2,4-dione (C9H14N2O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 198.22 g/mol, it falls into the medium-molecular-weight range. 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C9H14N2O3 |
| Molecular Weight | 198.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 2 |
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- (S)-2-Amino-N-((R)-1-benzyl-pyrrolidin-3-yl)-N-methyl-propionamide (CAS 1401668-91-4)
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- 3-Hydroxypropane-1-sulfonamide (CAS 132115-62-9)
- tert-Butyl 3-hydroxy-4-phenylpiperidine-1-carboxylate (CAS 1000931-04-3)
- Semaglutide impurity 76 (CAS CATO-C4X-222676)
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