tert-Butyl (S)-2-(((tert-butyldiphenylsilyl)oxy)methyl)-5-oxo-2,5-dihydro-1H-pyrrole-1-carboxylate CAS 138871-58-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 138871-58-6 |
| Molecular Formula | C26H33NO4Si |
| Molecular Weight | 451.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
tert-Butyl (S)-2-(((tert-butyldiphenylsilyl)oxy)methyl)-5-oxo-2,5-dihydro-1H-pyrrole-1-carboxylate (CAS 138871-58-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C26H33NO4Si. Molecular weight: 451.63 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C26H33NO4Si |
| Molecular Weight | 451.63 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (R)-Benzyl 2-((tert-butoxycarbonyl)amino)-3-(4-((trimethylsilyl)ethynyl)phenyl)propanoate (CAS 1263376-65-3)
- N-(3,5-Dimethylphenyl)-2-((5-((naphthalen-1-ylmethyl)thio)-1,3,4-thiadiazol-2-yl)thio)acetamide (CAS 476484-09-0)
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- 2-(4-Fluoro-2-methyl-benzenesulfonylamino)-benzoic acid (CAS 327105-31-7)
- 6-(Trifluoromethyl)pyridine-2-carboxaldehyde (CAS 131747-65-4)
- 3-(4-Ethyl-5-((4-fluorobenzyl)thio)-4H-1,2,4-triazol-3-yl)-1-phenylpyridazin-4(1H)-one (CAS 478063-61-5)
- N-benzyl-1H-indole-7-carboxamide (CAS 919725-31-8)
- (3,3-Dimethylbicyclo[2.2.1]heptan-2-yl)methanol (CAS 27899-45-2)
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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 13829788188 / jacky.chen@cato-chem.com