Rel-(2S,4R)-4-fluoro-5-oxopyrrolidine-2-carboxylic acid CAS 33524-00-4
| CAS No. | 33524-00-4 |
| Molecular Formula | C5H6FNO3 |
| Molecular Weight | 147.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Rel-(2S,4R)-4-fluoro-5-oxopyrrolidine-2-carboxylic acid (CAS 33524-00-4), molecular formula C5H6FNO3 and molecular weight 147.10 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C5H6FNO3, Rel-(2S,4R)-4-fluoro-5-oxopyrrolidine-2-carboxylic acid contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 147.10 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.
CATO manufactures Rel-(2S,4R)-4-fluoro-5-oxopyrrolidine-2-carboxylic acid 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 | C5H6FNO3 |
| Molecular Weight | 147.10 g/mol |
| 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, water |
| 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.) | 1966 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- cis-4-fluoro-5-oxopyrrolidine-2-carboxylic acid (CAS 32643-42-8)
- 2,4,6-Trifluoroaniline (CAS 363-81-5)
- 4-Fluoro-5-oxopyrrolidine-2-carboxylic acid (CAS 7682-57-7)
- (5S,6S)-4-Amino-5-fluoro-6-hydroxy-5,6-dihydropyrimidin-2(1H)-one (CAS 100814-57-1)
- 1-(2,6-Dichlorobenzyl)-3-phenyl-1H-pyrazole-4-carbaldehyde (CAS 1020149-18-1)
- 3-(3-Bromo-4-fluorophenyl)-3-oxopropanal (CAS 929885-03-0)
- N-(2H-Pyrazolo[3,4-b]pyridin-3-yl)-1-(trifluoromethyl)isoquinolin-6-amine (CAS 1976050-09-5)
- N-(4-fluoro-2,5-dimethylphenyl)thietan-3-amine (CAS 1871862-22-4)
- tert-butyl N-(5-carbamoyl-4-methyl-1,3-thiazol-2-yl)carbamate (CAS 1461707-68-5)
- Methyl 3-((tert-butoxycarbonyl)amino)azetidine-3-carboxylate (CAS 1936484-45-5)
- Ethyl 2-chloro-3-hydroxyacrylate (CAS 38362-94-6)
- (R)-3-(1-((4-Methyl-4H-1,2,4-triazol-3-yl)thio)ethyl)aniline (CAS 2368844-11-3)
- 3-(6-((Benzyloxy)amino)-9H-purin-9-yl)propanenitrile (CAS 827584-80-5)
- D-Pro38-Tirzepatide (CAS CATO-CPTD788901)
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