Ethyl 6-(ethylsulfonyl)-4-((4-methoxyphenyl)sulfonyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carboxylate CAS 866050-91-1
| CAS No. | 866050-91-1 |
| Molecular Formula | C20H23NO8S2 |
| Molecular Weight | 469.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 469.53 g/mol gives Ethyl 6-(ethylsulfonyl)-4-((4-methoxyphenyl)sulfonyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Ethyl 6-(ethylsulfonyl)-4-((4-methoxyphenyl)sulfonyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carboxylate (CAS 866050-91-1) is a high-purity analytical reference standard with the molecular formula C20H23NO8S2 and a molecular weight of 469.53 g/mol.
Structurally, Ethyl 6-(ethylsulfonyl)-4-((4-methoxyphenyl)sulfonyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carboxylate (C20H23NO8S2) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 469.53 g/mol, it falls into the moderately-high-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 | C20H23NO8S2 |
| Molecular Weight | 469.53 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Ethyl Standards
- 6-(Ethylsulfonyl)-N-(2-methoxybenzyl)-4-(methylsulfonyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carboxamide (CAS 866134-36-3)
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- Ethyl 6-(ethylsulfonyl)-4-(phenylsulfonyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carboxylate (CAS 866051-01-6)
- 6-(Ethylsulfonyl)-4-(methylsulfonyl)-N-morpholino-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carboxamide (CAS 866134-39-6)
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