[5-(2-Chlorophenyl)-1,2-oxazol-3-yl]methyl N-(2,4-dichlorophenyl)carbamate CAS 343374-51-6
| CAS No. | 343374-51-6 |
| Molecular Formula | C17H11Cl3N2O3 |
| Molecular Weight | 397.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of [5-(2-Chlorophenyl)-1,2-oxazol-3-yl]methyl N-(2,4-dichlorophenyl)carbamate 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.
[5-(2-Chlorophenyl)-1,2-oxazol-3-yl]methyl N-(2,4-dichlorophenyl)carbamate (CAS 343374-51-6), molecular formula C17H11Cl3N2O3 and molecular weight 397.64 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, [5-(2-Chlorophenyl)-1,2-oxazol-3-yl]methyl N-(2,4-dichlorophenyl)carbamate (C17H11Cl3N2O3) 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 397.64 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.
As a certified reference material (CRM), [5-(2-Chlorophenyl)-1,2-oxazol-3-yl]methyl N-(2,4-dichlorophenyl)carbamate 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.
Physical & Chemical Properties
| Molecular Formula | C17H11Cl3N2O3 |
| Molecular Weight | 397.64 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 | 2 |
Related Chlorophenyl Standards
- 1-[(2-Chlorophenyl)methyl]-N-(3,5-dichlorophenyl)-5-oxopyrrolidine-2-carboxamide (CAS 1009499-22-2)
- 2-[(4-Chlorophenyl)methyl]-N-(3,5-dichlorophenyl)-1,3-thiazole-4-carboxamide (CAS 478030-43-2)
- 1311279-56-7 1-(4'-Chlorophenyl)-3-[3''-(5'''-(trifluoromethyl)pyridin-2'''-yl)- -[1'',2'',4'']oxadiazol-5''-ylmethyl]urea MFCD19981143 (CAS 1311279-56-7)
- 4-(4-Chlorophenyl)-4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperidine (CAS 857531-60-3)
- 5-(3-Chlorophenyl)-3-(2-(2-fluorophenyl)-2-oxoethyl)pyrazolo[1,5-a]pyrimidine-2,7(1H,4H)-dione (CAS 1464091-51-7)
- 3-((3-Chlorophenyl)sulfonyl)-6,7-difluoro-1-propylquinolin-4(1H)-one (CAS 1326860-25-6)
- (E)-[(4-Chlorophenyl)methoxy]({1-[3-(pyrrolidin-1-yl)-5-(trifluoromethyl)pyridin-2-yl]ethylidene})amine (CAS 866145-16-6)
- 2-((2-(4-Chlorophenyl)-6-(2-(hydroxyamino)-2-oxoethyl)pyrimidin-4-yl)amino)benzamide (CAS 57630-88-3)
Recommended Standards
- (Z)-1-(4-chlorobenzyl)-3-((2,2-dichloroacetoxy)imino)indolin-2-one (CAS 400076-73-5)
- [5-(3,4-Dichlorophenyl)-1,2-oxazol-3-yl]methyl N-(4-chlorophenyl)carbamate (CAS 343374-61-8)
- (4Z)-1-(6-Chloropyridin-2-yl)-4-({[(2,6-dichlorophenyl)methoxy]amino}methylidene)-4,5-dihydro-1H-pyrazol-5-one (CAS 320419-34-9)
- 1-(3-Chlorobenzyl)-3-(2,6-dichlorobenzyl)imidazolidine-2,4,5-trione (CAS 341967-22-4)
- 1,2-Diisopropylpyrazolidin-4-one (CAS 545342-37-8)
- (1S,1′S,2R,2′R)-DuanPhos (CAS 795290-34-5)
- 3-Phenylpyrido[2,3-e][1,2,4]triazine (CAS 123348-63-0)
- 2-Amino-4-cyano-1-methyl-1H-imidazole-5-carboxylic acid (CAS 146091-59-0)
- 7-Chloro-5-methyl-2-(trifluoromethyl)-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 885461-50-7)
- 3-(2-Chlorophenyl)-4-(((2-methoxynaphthalen-1-yl)methylene)amino)-1H-1,2,4-triazole-5(4H)-thione (CAS 478254-58-9)
- 3-Chloro-2-cyanobenzene-1-sulfonamide (CAS 80022-91-9)
- 3,5-Dimethylpyrazole-1-carboxamidine (CAS 22906-75-8)
- Pyridin-2-ylmethanol hydrochloride (CAS 6329-89-1)
- Semaglutide impurity 269 (CAS CATO-C4X-2226269)
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