1-[4-(2,3-Dichlorobenzoyl)-1H-pyrrole-2-carbonyl]-4-(2-fluorophenyl)piperazine CAS 477870-32-9
| CAS No. | 477870-32-9 |
| Molecular Formula | C22H18Cl2FN3O2 |
| Molecular Weight | 446.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-[4-(2,3-Dichlorobenzoyl)-1H-pyrrole-2-carbonyl]-4-(2-fluorophenyl)piperazine 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.
1-[4-(2,3-Dichlorobenzoyl)-1H-pyrrole-2-carbonyl]-4-(2-fluorophenyl)piperazine (CAS 477870-32-9), molecular formula C22H18Cl2FN3O2 and molecular weight 446.30 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C22H18Cl2FN3O2, 1-[4-(2,3-Dichlorobenzoyl)-1H-pyrrole-2-carbonyl]-4-(2-fluorophenyl)piperazine contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 446.30 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C22H18Cl2FN3O2 |
| Molecular Weight | 446.30 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
Related Dichlorobenzoyl Standards
- 3-(2,4-Dichlorobenzoyl)-5-(3,4-dichlorobenzylidene)-2-thioxoimidazolidin-4-one (CAS 732288-03-8)
- 4-(2,4-Dichlorobenzoyl)-1-methyl-N'-(2-phenoxyethanimidoyl)-1H-pyrrole-2-carbohydrazide (CAS 338418-58-9)
- 8-Benzyl-4-(3,5-dichlorobenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326808-91-6)
- 8-Benzyl-4-(2,4-dichlorobenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326809-19-1)
- 8-Benzyl-4-(3,4-dichlorobenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326813-26-6)
- 4-(2,4-Dichlorobenzoyl)-N-dodecyl-1H-pyrrole-2-carboxamide (CAS 672949-68-7)
- Methyl 4-[4-(3,4-dichlorobenzoyl)piperazin-1-yl]-3-nitrobenzoate (CAS 341967-75-7)
- (E)-({4-[4-(2,4-dichlorobenzoyl)piperazin-1-yl]-3-nitrophenyl}methylidene)(methoxy)amine (CAS 383147-25-9)
Recommended Standards
- (E)-3-(2-((4-fluorobenzyl)oxy)phenyl)-3-oxopropanal O-(2,4-dichlorobenzyl) oxime (CAS 551931-28-3)
- 3-(4-Bromophenyl)-N-(4-methoxyphenyl)-[1,2,4]triazolo[4,3-c]quinazolin-5-amine (CAS 339026-14-1)
- (2Z)-3-(1H-1,3-Benzodiazol-2-yl)-6-bromo-N-(2-methoxyphenyl)-2H-chromen-2-imine (CAS 313966-62-0)
- 5-Iodo-2-isopropyl-4-methoxyphenyl 4-methylbenzenesulfonate (CAS 865305-64-2)
- 4-Methylfuro[2,3-b]pyridine (CAS 50839-94-6)
- Kinoprene (mixture of E and Z isomers) (CAS 37882-31-8)
- Methyl 3-[5-(2-cyano-3-ethoxy-3-oxo-1-propenyl)-2-furyl]-2-thiophenecarboxylate (CAS 1164486-33-2)
- tert-Butyl 3-(((4-bromophenyl)sulfonyl)oxy)piperidine-1-carboxylate (CAS 2070015-39-1)
- 3-((2,4-Dichlorobenzyl)oxy)-N-(2,4-difluorophenyl)thiophene-2-carboxamide (CAS 339098-01-0)
- 2-((3-Cyano-6-(thiophen-2-yl)-4-(trifluoromethyl)pyridin-2-yl)thio)-N-(5-phenyl-1,3,4-thiadiazol-2-yl)acetamide (CAS 309745-18-4)
- [(4-chlorophenyl)methyl]thiourea (CAS 24827-37-0)
- 6-Chloro-2-(5-nitrofuran-2-yl)imidazo[1,2-a]pyridine (CAS 61982-59-0)
- 2,6-Bis[(4R,5R)-4,5-dihydro-1-[(4-methylphenyl)sulfonyl]-4,5-diphenyl-1H-imidazol-2-yl]pyridine (CAS 863491-57-0)
- Semaglutide impurity 199 (CAS CATO-C4X-2226199)
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