(1S,3R)-5-Bromo-3-hydroxy-2,3-dihydrospiro[indene-1,5'-oxazolidine]-2',4'-dione CAS 1889291-47-7
| CAS No. | 1889291-47-7 |
| Molecular Formula | C11H8BrNO4 |
| Molecular Weight | 298.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (1S,3R)-5-Bromo-3-hydroxy-2,3-dihydrospiro[indene-1,5'-oxazolidine]-2',4'-dione (CAS 1889291-47-7), a certified reference material (molecular formula C11H8BrNO4, MW 298.09 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H8BrNO4, (1S,3R)-5-Bromo-3-hydroxy-2,3-dihydrospiro[indene-1,5'-oxazolidine]-2',4'-dione contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 298.09 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures (1S,3R)-5-Bromo-3-hydroxy-2,3-dihydrospiro[indene-1,5'-oxazolidine]-2',4'-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H8BrNO4 |
| Molecular Weight | 298.09 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- (3-Bromo-5-phenoxy-1H-1,2,4-triazol-1-yl)acetic acid (CAS 1807979-68-5)
- (1R,3R)-5-Bromo-3-hydroxy-2,3-dihydrospiro[indene-1,5'-oxazolidine]-2',4'-dione (CAS 1889291-54-6)
- Methyl 2,3-difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1621256-23-2)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com