3-{1-[(3,4-dichlorophenyl)methyl]-2-oxo-1,2-dihydropyridin-3-yl}-1-[3-(propan-2-yloxy)phenyl]urea CAS 338755-53-6
| CAS No. | 338755-53-6 |
| Molecular Formula | C22H21Cl2N3O3 |
| Molecular Weight | 446.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 446.33 g/mol gives 3-{1-[(3,4-dichlorophenyl)methyl]-2-oxo-1,2-dihydropyridin-3-yl}-1-[3-(propan-2-yloxy)phenyl]urea distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-{1-[(3,4-dichlorophenyl)methyl]-2-oxo-1,2-dihydropyridin-3-yl}-1-[3-(propan-2-yloxy)phenyl]urea (CAS 338755-53-6), molecular formula C22H21Cl2N3O3 and molecular weight 446.33 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-{1-[(3,4-dichlorophenyl)methyl]-2-oxo-1,2-dihydropyridin-3-yl}-1-[3-(propan-2-yloxy)phenyl]urea (C22H21Cl2N3O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 446.33 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 3-{1-[(3,4-dichlorophenyl)methyl]-2-oxo-1,2-dihydropyridin-3-yl}-1-[3-(propan-2-yloxy)phenyl]urea 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 | C22H21Cl2N3O3 |
| Molecular Weight | 446.33 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related dichlorophenyl Standards
- Methyl 2-[({1-[(3,4-dichlorophenyl)methyl]-2-oxo-1,2-dihydropyridin-3-yl}carbamoyl)amino]benzoate (CAS 338755-50-3)
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- N-(3,4-Dichlorophenyl)-3-[(2,4-dichlorophenyl)methoxy]thiophene-2-carboxamide (CAS 339098-03-2)
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Recommended Standards
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- 1-(1H-Benzo[d][1,2,3]triazol-1-yl)-2,2-dimethylpropan-1-one (CAS 26179-83-9)
- BAY-598, >98% (HPLC) (CAS 1906919-67-2)
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- 2-(3-Bromophenyl)-3H-imidazo[4,5-b]pyridine (CAS 75007-85-1)
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