3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-boronic acid pinacol ester CAS 1219130-57-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1219130-57-0 |
| Molecular Formula | C14H18BNO4 |
| Molecular Weight | 275.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-boronic acid pinacol ester (CAS 1219130-57-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H18BNO4. Molecular weight: 275.11 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H18BNO4 |
| Molecular Weight | 275.11 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 2-Iodo-5-methylbenzo[d]thiazole (CAS 1175278-10-0)
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- 6-Hexadecanoylamino-4-methylumbelliferyl -β-D-Galactopyranoside (CAS 94452-17-2)
- 3-Chloro-n'-hydroxy-4,5-dimethoxybenzene-1-carboximidamide (CAS 926215-48-7)
- Rel-(3R,4S)-1-tert-butyl 3-methyl 4-(4-hydroxyphenyl)piperidine-1,3-dicarboxylate (CAS 946002-85-3)
- Semaglutide Impurity 155 (x TFA Salt) (CAS CATO-C4X-2226155)
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