3-(4-Chlorophenyl)-1-(phenylamino)-1H-pyrrole-2,5-dione CAS 49811-68-9
| CAS No. | 49811-68-9 |
| Molecular Formula | C16H11ClN2O2 |
| Molecular Weight | 298.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 3-(4-Chlorophenyl)-1-(phenylamino)-1H-pyrrole-2,5-dione (C16H11ClN2O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 298.72 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO supplies 3-(4-Chlorophenyl)-1-(phenylamino)-1H-pyrrole-2,5-dione (CAS 49811-68-9), a certified reference material (molecular formula C16H11ClN2O2, MW 298.72 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 3-(4-Chlorophenyl)-1-(phenylamino)-1H-pyrrole-2,5-dione 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 | C16H11ClN2O2 |
| Molecular Weight | 298.72 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, keep tightly closed to prevent evaporation |
| 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.) | 1971 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 1-(2-Chlorophenyl)-5-phenyl-1H-pyrazole-3-carboxylic acid (CAS 116572-69-1)
- 1-(2-Chlorophenyl)-5-phenyl-1h-pyrazole-4-carboxylic acid (CAS 1171970-88-9)
- 5-(4-Chlorophenyl)-1-phenyl-1H-pyrazole-3-carboxylic acid (CAS 167873-90-7)
- (1-(4-Chlorophenyl)-1H-pyrazol-4-yl)(2-hydroxyphenyl)methanone (CAS 61466-47-5)
- (2Z)-2-[(4-Chlorophenyl)imino]-2H-chromene-3-carboxamide (CAS 314048-22-1)
- (4Z)-4-{[(4-chlorophenyl)amino]methylidene}-3-phenyl-4,5-dihydro-1,2-oxazol-5-one (CAS 477851-18-6)
- (E)-3-(5-(4-chlorophenyl)furan-2-yl)-1-(furan-2-yl)prop-2-en-1-one (CAS 20005-35-0)
- (E)-4-(((3-Chlorophenyl)amino)methylene)-2-phenyloxazol-5(4H)-one (CAS 313971-65-2)
Recommended Standards
- 3-(2-Chlorophenyl)-N-phenylisoxazole-5-carboxamide (CAS 477859-15-7)
- 3-(4-Chlorophenyl)-1-phenyl-1h-pyrazole-5-carboxylic acid (CAS 618102-33-3)
- 3-(2-(4-Chlorophenyl)imidazo[1,2-a]pyridin-3-yl)acrylic acid (CAS 817172-46-6)
- 3-(4-Chloroquinazolin-2-yl)phenyl acetate (CAS 911417-24-8)
- 4-(tert-Butyl)-5-cyclopropoxypyridine-2-sulfonamide (CAS 1243461-36-0)
- 2-Butoxy-3-chloro-5-methylpyridine (CAS 1881331-15-2)
- 4,4-Difluoro-3,3-dimethylbutanoic acid (CAS 1892397-17-9)
- Desmethyl Gabazine (CAS 835870-49-0)
- (E)-4,5-dimethoxy-2-nitrobenzaldehyde oxime (CAS 29577-51-3)
- 2-(2-Methoxyphenyl)-1-tosylpiperidine (CAS 1355224-60-0)
- 2-Hexyl-2,4-dimethyl-1,3-dioxane (CAS 6290-07-9)
- 2,2-Difluoro-2H-benzo[b][1,4]thiazin-3(4H)-one (CAS 1216262-47-3)
- Methyl (+/-)-trans-4-(4-fluoro-phenyl)-pyrrolidine-3-carboxylate (CAS 939758-13-1)
- (Des-Thr7)-Glucagon trifluoroacetate salt (CAS 1802078-28-9)
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