1-(3-Chlorophenyl)-3-(4-phenoxyphenyl)urea CAS 178607-15-3
| CAS No. | 178607-15-3 |
| Molecular Formula | C19H15ClN2O2 |
| Molecular Weight | 338.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-(3-Chlorophenyl)-3-(4-phenoxyphenyl)urea is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
1-(3-Chlorophenyl)-3-(4-phenoxyphenyl)urea (CAS 178607-15-3) is a high-purity analytical reference standard with the molecular formula C19H15ClN2O2 and a molecular weight of 338.79 g/mol.
Structurally, 1-(3-Chlorophenyl)-3-(4-phenoxyphenyl)urea (C19H15ClN2O2) 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 338.79 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 1-(3-Chlorophenyl)-3-(4-phenoxyphenyl)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 | C19H15ClN2O2 |
| Molecular Weight | 338.79 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2008 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chlorophenyl Standards
- 1-(4-Chlorophenyl)-3-(4-phenoxyphenyl)urea (CAS 167634-42-6)
- 2-(3-(4-Chlorophenyl)-1-(4-methoxyphenyl)-3-oxopropyl)malononitrile (CAS 353267-33-1)
- 2-[(4-Chlorophenyl)sulfanyl]-4-(4-fluorophenyl)-4-oxobutanoic acid (CAS 301194-42-3)
- 2-(4-(4-Chlorophenyl)-2-isobutyramidothiazol-5-yl)acetic acid (CAS 1181254-94-3)
- (E)-(2-chlorophenyl)(thieno[2,3-b]quinolin-2-yl)methanone oxime (CAS 692737-16-9)
- 2-(2-(3-(3-Chlorophenyl)ureido)thiazol-4-yl)-N-ethylacetamide (CAS 923139-56-4)
- 3-((4-Chlorophenyl)sulfonyl)-1-(4-methoxyphenyl)propan-1-one (CAS 87015-44-9)
- 4-((2-Chlorophenyl)thio)-6-phenylfuro[2,3-d]pyrimidine (CAS 866039-02-3)
Recommended Standards
- 2-Chloro-N-(2,5-dioxo-1-phenylpyrrolidin-3-yl)-N-(3-methoxypropyl)acetamide (CAS 1858240-06-8)
- 4-(2-Chlorobenzoyl)-8-methyl-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326810-13-2)
- (3E)-3-{amino[4-(2-chlorophenyl)piperazin-1-yl]methylidene}prop-1-ene-1,1,3-tricarbonitrile (CAS 344276-36-4)
- 4-(3-Chlorobenzoyl)-8-methyl-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326808-39-2)
- 3-(1,3-Dioxan-2-yl)-1-(4'-(trifluoromethyl)-[1,1'-biphenyl]-2-yl)propan-1-one (CAS 898757-56-7)
- 2,2,3,3-Tetramethylcyclopropanecarboxamide (CAS 55265-53-7)
- 1,1′-(1,2-Ethanediyldi-5,2-thiophenediyl)bis[1,1,1-trimethylstannane] (CAS 1698837-47-6)
- [(2R,3R,4R,5R)-3,4-diacetoxy-5-(allyloxycarbonylamino)-6-diethoxyphosphanyloxy-tetrahydropyran-2-yl]methyl acetate (CAS 2609644-27-9)
- Methyl 2-(4-nitro-3-(6-oxo-4-(trifluoromethyl)pyrimidin-1(6H)-yl)phenoxy)acetate (CAS 1823188-36-8)
- 4-(Aminomethyl)pyrazole Dihydrochloride (CAS 1172862-88-2)
- Ethyl 2-amino-4-(difluoromethyl)thiazole-5-carboxylate (CAS 1631960-98-9)
- N-[(2-tert-Butyl-6-chlorobenzoxazol-7-yl)sulfonyl]piperazine (CAS 960495-44-7)
- Tert-butyl ((1R,5S)-5-fluoro-3-azabicyclo[3.2.0]Heptan-1-yl)carbamate (CAS 1037367-02-4)
- Insulin Degludec Impurity 2 (CAS CATO-C4X-21572)
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