(S)-4-((9H-Fluoren-9-yl)methoxy)-3-((tert-butoxycarbonyl)amino)-4-oxobutanoic acid CAS 129046-87-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 129046-87-3 |
| Molecular Formula | C23H25NO6 |
| Molecular Weight | 411.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(S)-4-((9H-Fluoren-9-yl)methoxy)-3-((tert-butoxycarbonyl)amino)-4-oxobutanoic acid (CAS 129046-87-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H25NO6. Molecular weight: 411.45 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C23H25NO6 |
| Molecular Weight | 411.45 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 2-AMINO-1-[2-(4-FLUOROPHENYL)-3-[(4-FLUOROPHENYL)AMINO]-5,6-DIHYDRO-8,8-DIMETHYLIMIDAZO[1,2-A]PYRAZIN-7(8H)-YL]ETHANONE (CAS 1261113-96-5)
- (S)-Ethyl 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(2H-tetrazol-5-yl)propanoate (CAS 1416445-14-1)
- (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5-(1,3-dioxolan-2-yl)pentanoic acid (CAS 1234692-73-9)
- [2-(Cyclohexylsulfanyl)-5-nitrophenyl]methyl (2E)-3-phenylprop-2-enoate (CAS 329928-95-2)
- 11-Chloro-8-methyl-7H-benzo[e]pyrido[4,3-b]indol-3-ol (CAS 1262681-43-5)
- iso-Propyl Alcohol-OD (CAS 3979-51-9)
- N-[2-(4-Amino-pyrazol-1-yl)-ethyl]-2-methoxy-acetamidedihydrochloride (CAS 1361113-01-0)
- (2-bromo-5-fluorophenyl)methanesulfonamide (CAS 1182947-94-9)
- 4-Chloro-2-iodobenzoyl chloride (CAS 476619-76-8)
- Semaglutide impurity 83 (CAS CATO-C4X-222683)
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