(S)-6-(Benzyloxy)-2-nitro-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine CAS 187235-29-6
| CAS No. | 187235-29-6 |
| Molecular Formula | C13H13N3O4 |
| Molecular Weight | 275.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C13H13N3O4, (S)-6-(Benzyloxy)-2-nitro-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 275.26 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.
(S)-6-(Benzyloxy)-2-nitro-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine (CAS 187235-29-6), molecular formula C13H13N3O4 and molecular weight 275.26 g/mol, is a CATO reference standard with documented purity and traceability.
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 | C13H13N3O4 |
| Molecular Weight | 275.26 g/mol |
| Appearance | Pale yellow to 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2010 |
| Nitrogen Atoms | 3 |
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