Tert-butyl 7-[1-(cyclopropylmethyl)-2-methoxy-2-oxo-ethyl]-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate CAS 2755949-41-6
| CAS No. | 2755949-41-6 |
| Molecular Formula | C19H30N2O5 |
| Molecular Weight | 366.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Tert-butyl 7-[1-(cyclopropylmethyl)-2-methoxy-2-oxo-ethyl]-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Tert-butyl 7-[1-(cyclopropylmethyl)-2-methoxy-2-oxo-ethyl]-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate (CAS 2755949-41-6), molecular formula C19H30N2O5 and molecular weight 366.45 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H30N2O5, Tert-butyl 7-[1-(cyclopropylmethyl)-2-methoxy-2-oxo-ethyl]-6-oxo-1,7-diazaspiro[4.4]nonane-1-carboxylate contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 366.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 | C19H30N2O5 |
| Molecular Weight | 366.45 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2002 |
| Nitrogen Atoms | 2 |
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