rel-(2R,3S)-1-Ethyl 2-methyl 3-chloro-2-fluoropyrrolidine-1,2-dicarboxylate CAS 1969291-83-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1969291-83-5 |
| Molecular Formula | C9H13ClFNO4 |
| Molecular Weight | 253.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
rel-(2R,3S)-1-Ethyl 2-methyl 3-chloro-2-fluoropyrrolidine-1,2-dicarboxylate (CAS 1969291-83-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H13ClFNO4. Molecular weight: 253.66 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H13ClFNO4 |
| Molecular Weight | 253.66 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- 5-(Azetidin-3-yl)-3-(2-chloro-6-fluorophenyl)-1,2,4-oxadiazole (CAS 1706462-19-2)
- rel-(2R,3R)-1-Ethyl 2-methyl 3-chloro-2-fluoropyrrolidine-1,2-dicarboxylate (CAS 1969291-93-7)
- 1-(2-Chloro-4-fluorobenzyl)-1H-pyrrole-3-carboxylic acid (CAS 1538774-36-5)
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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