(3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)boronic acid CAS 1246765-28-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1246765-28-5 |
| Molecular Formula | C8H8BNO4 |
| Molecular Weight | 192.96 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)boronic acid (CAS 1246765-28-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H8BNO4. Molecular weight: 192.96 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H8BNO4 |
| Molecular Weight | 192.96 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) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
Related Oxo Standards
- (3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-7-yl)boronic acid (CAS 1551417-10-7)
- 4-Methyl-2,3-dihydro-1,4-benzoxazine-6-boronic acid (CAS 1015242-58-6)
- (4-Methyl-3,4-dihydro-2H-benzo[b][1,4]oxazin-7-yl)boronic acid (CAS 499769-86-7)
- 3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carboxylic acid (CAS 134997-87-8)
- 2-Oxo-2,4-dihydro-1H-3,1-benzoxazine-6-carboxylic acid (CAS 1511528-39-4)
- 8-Oxo-6,8-dihydro-5H-pyrano[3,4-b]pyridine-6-carboxylic acid (CAS 1566279-10-4)
- 2-(2-Oxo-2,3-dihydro-1,3-benzoxazol-5-yl)acetic acid (CAS 171056-70-5)
- 3,4-Dihydro-3-oxo-2H-1,4-benzoxazine-5-carboxylic acid (CAS 483282-25-3)
Recommended Standards
- 3-Bromo-1,2,4-oxadiazole-5-carboxylic acid (CAS 1240783-12-3)
- (6-(3-Oxopropanoyl)pyridin-3-yl)boronic acid (CAS 1310384-29-2)
- Tantalum(IV) carbide (CAS 12070-06-3)
- 4-((4-Bromobenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478256-00-7)
- 2-Bromomethyl-6-fluoro-benzoic acid methyl ester (CAS 197516-58-8)
- Methyl 7-bromo-2-oxo-1,2-dihydroquinoline-5-carboxylate (CAS 1253105-80-4)
- 4-Chloro-8-methyl-1,5-naphthyridine (CAS 1360704-47-7)
- 3-[4-(methylsulfamoyl)phenyl]propanoic acid (CAS 842975-38-6)
- (R)-2,4-Bis[Boc-amino]butyric Acid (CAS 752986-92-8)
- D-[Ser]8-Semaglutide (CAS CATO-CPTD788632)
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