(S)-5-Bromospiro[indene-1,5'-oxazolidine]-2',3,4'(2H)-trione CAS 1889291-05-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1889291-05-7 |
| Molecular Formula | C11H6BrNO4 |
| Molecular Weight | 296.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (S)-5-Bromospiro[indene-1,5'-oxazolidine]-2',3,4'(2H)-trione (CAS 1889291-05-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H6BrNO4. Molecular weight: 296.07 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H6BrNO4 |
| Molecular Weight | 296.07 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related S Standards
- (R)-5-Bromospiro[indene-1,5'-oxazolidine]-2',3,4'(2H)-trione (CAS 1889291-53-5)
- 5-Bromospiro[chroman-2,4'-piperidin]-4-one (CAS 1241953-09-2)
- 6-Bromospiro[chroman-2,4'-piperidin]-4-one (CAS 690632-08-7)
- 6-Bromospiro[chromane-2,1'-cyclohexan]-4-one (CAS 223416-26-0)
- 6'-Bromospiro[cyclohexane-1,3'-pyrrolo[3,2-b]pyridine]-2',4(1'H)-dione (CAS 1190862-23-7)
- 5'-Bromospiro[imidazolidine-4,1'-[1H]indene]-2,3',5(2'H)-trione (CAS 1889290-24-7)
- (S)-5'-Bromospiro[imidazolidine-4,1'-indene]-2,3',5(2'H)-trione (CAS 1889290-55-4)
- 6-Bromospiro[benzo[d][1,3]oxazine-4,4'-piperidin]-2(1H)-one (CAS 92926-60-8)
Recommended Standards
- 2-(4-Bromo-6-(difluoromethyl)-3-methoxypyridin-2-yl)acetic acid (CAS 1806912-40-2)
- 2-(2-Bromo-3-(difluoromethyl)-6-methoxypyridin-4-yl)acetic acid (CAS 1806911-80-7)
- 1-Bromo-3-(1,1-difluoro-2-methoxyethyl)-5-nitrobenzene (CAS 2883760-09-4)
- 5-(4-Chlorophenyl)-7-(cyclopropylmethyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine (CAS 1151651-00-1)
- 1-Ethyl-N-(2-(thiophen-2-yl)ethyl)-1H-pyrazole-3-carboxamide (CAS 1210870-02-2)
- n-(Pyridin-3-ylmethyl)-[1,2,4]triazolo[4,3-a]pyrazin-8-amine (CAS 1376334-30-3)
- 3-(4-Cyanophenoxy)propane-1-sulfonyl chloride (CAS 1342099-49-3)
- Methyl (S)-2-hydroxy-2-(4-iodo-1,6-dimethyl-1H-pyrrolo[2,3-b]pyridin-5-yl)acetate (CAS 1537883-84-3)
- N-(5-((4-Nitrobenzyl)thio)-1,3,4-thiadiazol-2-yl)-3-phenylpropanamide (CAS 476464-69-4)
- Semaglutide impurity 38 (CAS CATO-C4X-222638)
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 13829788188 / jacky.chen@cato-chem.com