Methyl (3S,4R)-4-(2,4-difluorophenyl)pyrrolidine-3-carboxylate CAS 923948-65-6
| CAS No. | 923948-65-6 |
| Molecular Formula | C12H13F2NO2 |
| Molecular Weight | 241.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H13F2NO2, Methyl (3S,4R)-4-(2,4-difluorophenyl)pyrrolidine-3-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 241.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Methyl (3S,4R)-4-(2,4-difluorophenyl)pyrrolidine-3-carboxylate (CAS 923948-65-6) is a high-purity analytical reference standard with the molecular formula C12H13F2NO2 and a molecular weight of 241.23 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Methyl (3S,4R)-4-(2,4-difluorophenyl)pyrrolidine-3-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H13F2NO2 |
| Molecular Weight | 241.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Recommended Standards
- Ethyl 3-((2,4-difluorophenyl)amino)but-2-enoate (CAS 219140-13-3)
- 31009-34-4 6-fluoranyl-2-(trifluoromethyl)-1H-quinolin-4-one 6-fluoro-2-(trifluoromethyl)-1H-quinolin-4-one A820690 (CAS 31009-34-4)
- benzyl N-(3,3-difluorocyclobutyl)carbamate (CAS 939399-53-8)
- Ethyl 2-(5-methyl-3-nitro-1h-pyrazol-1-yl)butanoate (CAS 1005576-85-1)
- 4,5-Dibromo-1,3-thiazole (CAS 67594-67-6)
- 4-Methoxy-2,4-dimethylpentanenitrile (CAS 18305-37-8)
- (5Z,8E,10E)-12-Hydroxyheptadeca-5,8,10-trienoic acid (CAS 100679-07-0)
- (2E)-1-(2-Chlorophenyl)-3-(2-ethoxyphenyl)prop-2-en-1-one (CAS 1354941-60-8)
- Dimethyl 5-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)isophthalate (CAS 61837-50-1)
- 1-Methyl-5-nitro-2(1H)-pyridinone (CAS 32896-90-5)
- 2-Chloro-3-(chlorocarbonyl)pyridine 2-chloropyridine-3-carbonyl chloride 49609-84-9 (CAS 49609-84-9)
- 5-Trifluoromethyl-1H-pyrrolo[2,3-b]pyridine (CAS 1036027-54-9)
- 4-((4-(diethylamino)phenyl)(4-(diethyliminio)cyclohexa-2,5-dien-1-ylidene)methyl)-7-sulfonaphthalene-2-sulfonate, sodium salt (CAS 3369-56-0)
- Semaglutide Impurity 125 xTFA Salt (CAS CATO-C4X-2226125)
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