Ethyl 4-(1-(4-chlorophenyl)-5-oxopyrrolidine-3-carboxamido)benzoate CAS 328090-80-8
| CAS No. | 328090-80-8 |
| Molecular Formula | C20H19ClN2O4 |
| Molecular Weight | 386.83 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C20H19ClN2O4, Ethyl 4-(1-(4-chlorophenyl)-5-oxopyrrolidine-3-carboxamido)benzoate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 386.83 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Ethyl 4-(1-(4-chlorophenyl)-5-oxopyrrolidine-3-carboxamido)benzoate (CAS 328090-80-8), molecular formula C20H19ClN2O4 and molecular weight 386.83 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Ethyl 4-(1-(4-chlorophenyl)-5-oxopyrrolidine-3-carboxamido)benzoate 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 | C20H19ClN2O4 |
| Molecular Weight | 386.83 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- 2-[(2-Chlorophenyl)methyl]-4-(5-methyl-1,2,4-oxadiazol-3-yl)-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepine-1,3-dione (CAS 1775360-47-8)
- 2-[(3-Chlorophenyl)methyl]-4-(5-methyl-1,2,4-oxadiazol-3-yl)-1H,2H,3H,5H,6H,7H,8H,9H-pyrimido[1,6-a]azepine-1,3-dione (CAS 1775403-23-0)
- 2-[(3-Chlorophenyl)methyl]-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidine-1,3-dione (CAS 1775444-86-4)
- 2-[(2-Chlorophenyl)methyl]-4-(5-ethyl-1,2,4-oxadiazol-3-yl)-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidine-1,3-dione (CAS 1775524-25-8)
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- 6-((3-Chlorophenyl)amino)-3-methyl-3H-naphtho[1,2,3-de]quinoline-2,7-dione (CAS 58221-90-2)
Recommended Standards
- Ethyl 3-({[1-(4-chlorophenyl)-5-oxopyrrolidin-3-yl]carbonyl}amino)benzoate (CAS 897739-23-0)
- N-(3-Chlorophenyl)-6-phenyl-2-(pyridin-3-yl)pyrimidine-4-carboxamide (CAS 860787-58-2)
- Tolvaptan Impurity 123 (CAS CATO-C4X-1955123)
- (Z)-N-(1-Chloro-1-(2-fluorophenyl)-3-oxo-3-(piperidin-1-yl)prop-1-en-2-yl)benzamide (CAS 1323140-60-8)
- H-D-Met-Met-Met-OH (H-4365.0250) (CAS 319927-24-7)
- (1s,3s)-3-(4-Nitro-1H-imidazol-1-yl)cyclobutanol (CAS 1364663-41-1)
- Methyl 3,4,6-trimethyl-7-oxo-6,7-dihydrothieno[2,3-d]pyridazine-2-carboxylate (CAS 1799420-84-0)
- 1-(4-Bromobenzyl)-1h-indole (CAS 189634-93-3)
- Tetraisopropyl di(dioctylphosphate)titanate (CAS 65460-52-8)
- (2R,4R)-2-Amino-4-benzylpentanedioic acid (CAS 402821-16-3)
- 2,6-Dichloro-9-((2-(trimethylsilyl)ethoxy)methyl)-9H-purine (CAS 442685-34-9)
- Progesterone Impurity 9 (CAS 641-80-5)
- 1-Ethyl-1H-naphtho[2,3-d]imidazole (CAS 89187-98-4)
- Tirzepatide Impurity 25 X TFA Salt (CAS CATO-C4X-324025)
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