3-[3-(2,6-Dichlorophenyl)-5-methyl-1,2-oxazol-4-yl]-1-(2-methoxyphenyl)urea CAS 329701-55-5
| CAS No. | 329701-55-5 |
| Molecular Formula | C18H15Cl2N3O3 |
| Molecular Weight | 392.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 392.24 g/mol gives 3-[3-(2,6-Dichlorophenyl)-5-methyl-1,2-oxazol-4-yl]-1-(2-methoxyphenyl)urea distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 3-[3-(2,6-Dichlorophenyl)-5-methyl-1,2-oxazol-4-yl]-1-(2-methoxyphenyl)urea (CAS 329701-55-5), a certified reference material (molecular formula C18H15Cl2N3O3, MW 392.24 g/mol) for analytical method development and quality control.
Structurally, 3-[3-(2,6-Dichlorophenyl)-5-methyl-1,2-oxazol-4-yl]-1-(2-methoxyphenyl)urea (C18H15Cl2N3O3) contains a steroid core, 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 392.24 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.
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-[3-(2,6-Dichlorophenyl)-5-methyl-1,2-oxazol-4-yl]-1-(2-methoxyphenyl)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 | C18H15Cl2N3O3 |
| Molecular Weight | 392.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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 | 3 |
Related Dichlorophenyl Standards
- 2-{[(3,4-dichlorophenyl)carbamoyl]amino}-3-(1h-indol-3-yl)propanoic acid (CAS 1396965-73-3)
- (1E)-1-{4-[(2,4-dichlorophenyl)methoxy]phenyl}-N-(2,4-difluorophenyl)methanimine (CAS 298217-67-1)
- 1-[(3,4-Dichlorophenyl)methyl]-3-[(4-fluorophenyl)methoxy]-2-methyl-1,4-dihydropyridin-4-one (CAS 338965-61-0)
- 9-(2,4-Dichlorophenyl)-6,7-dimethoxy-1H,3H,4H,9H-furo[3,4-b]quinolin-1-one (CAS 900014-92-8)
- 1-(5-(2,4-Dichlorophenyl)-3-(furan-2-yl)-4,5-dihydro-1H-pyrazol-1-yl)-2-(pyrrolidin-1-yl)ethan-1-one (CAS 1016416-91-3)
- (2E)-3-{4-[(2,4-dichlorophenyl)methoxy]phenyl}-1-(morpholin-4-yl)prop-2-en-1-one (CAS 477888-73-6)
- N-(2,4-Dichlorophenyl)-5-methyl-1-(4-nitrophenyl)-1H-1,2,4-triazole-3-carboxamide (CAS 306977-09-3)
- 3-(2,6-Dichlorophenyl)-5-[(E)-2-[(2,4-difluorophenyl)amino]ethenyl]-1,2-oxazole-4-carbonitrile (CAS 338402-62-3)
Recommended Standards
- 2-(5-Bromo-4-formyl-2-methoxyphenoxy)-N-phenethylacetamide (CAS 486993-08-2)
- Ethyl 2-{4-bromo-2-methoxy-6-[(1Z)-(phenylimino)methyl]phenoxy}acetate (CAS 338750-63-3)
- 2-(5-Bromo-2-ethoxy-4-formylphenoxy)-N-(p-tolyl)acetamide (CAS 834914-05-5)
- N-(2-bromo-4,5-dimethylphenyl)-2-(4-formyl-2-methoxyphenoxy)acetamide (CAS 443663-18-1)
- N-Acetoxy-2-((5-chloroquinolin-8-yl)oxy)acetimidamide (CAS 88757-85-1)
- Tert-butyl (S)-(1-aminobutan-2-yl)carbamate (CAS 251325-89-0)
- (S)-3-Amino-3-(4-(benzyloxy)phenyl)propanoicacid (CAS 218278-65-0)
- 3-Methoxy-5-methylbenzofuran-2-carboxylic acid (CAS 1557010-09-9)
- 1-methyl-1-oxo-1$l^{6},2-thiazine-4-carboxylic acid (CAS 88628-87-9)
- N-(Azido-PEG3)-N-bis(PEG4-acid) (CAS 2112731-54-9)
- 4-Fluoro-2-methoxybiphenyl (CAS 1214387-67-3)
- 6-Ethyl-2-(4-fluorobenzamido)-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxamide hydrochloride (CAS 1330295-25-4)
- 4-Bromo-1-cyclopropylpyridin-2(1H)-one (CAS 1193334-86-9)
- Semaglutide impurity 236 (CAS CATO-C4X-2226236)
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