4-((4-Chlorophenyl)sulfonyl)-N-(4-ethoxyphenyl)-2-(furan-2-yl)oxazol-5-amine CAS 862794-89-6
| CAS No. | 862794-89-6 |
| Molecular Formula | C21H17ClN2O5S |
| Molecular Weight | 444.89 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-((4-Chlorophenyl)sulfonyl)-N-(4-ethoxyphenyl)-2-(furan-2-yl)oxazol-5-amine is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-((4-Chlorophenyl)sulfonyl)-N-(4-ethoxyphenyl)-2-(furan-2-yl)oxazol-5-amine (CAS 862794-89-6), molecular formula C21H17ClN2O5S and molecular weight 444.89 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C21H17ClN2O5S, 4-((4-Chlorophenyl)sulfonyl)-N-(4-ethoxyphenyl)-2-(furan-2-yl)oxazol-5-amine contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 444.89 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 4-((4-Chlorophenyl)sulfonyl)-N-(4-ethoxyphenyl)-2-(furan-2-yl)oxazol-5-amine 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 | C21H17ClN2O5S |
| Molecular Weight | 444.89 g/mol |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- N-(4-(4-Chlorophenyl)-5-methylthiazol-2-yl)-2-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-7H-purin-7-yl)acetamide (CAS 848341-57-1)
- 4'-(2-Chlorophenyl)-1'-methyl-1'',2,2'',4-tetrahydrodispiro[1-benzopyran-3,3'-pyrrolidine-2',3''-indole]-2'',4-dione (CAS 1164457-72-0)
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Recommended Standards
- 3-[1-(4-Chloro-2-methoxybenzoyl)piperidin-4-yl]-4-[(4-fluorophenyl)methyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775536-13-4)
- 3-[1-(5-Chloro-2-fluorobenzoyl)piperidin-4-yl]-4-[(4-methoxyphenyl)methyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775525-66-0)
- 2-(4-Chlorobenzyl)-4-((3-(trifluoromethyl)benzyl)thio)quinazoline (CAS 303149-27-1)
- 3-{1-[2-(4-chlorophenoxy)acetyl]piperidin-4-yl}-4-[(4-fluorophenyl)methyl]-4,5-dihydro-1H-1,2,4-triazol-5-one (CAS 1775524-46-3)
- Methyl 2-hydroxy-3-(((tetrahydro-2H-thiopyran-4-yl)methyl)amino)propanoate (CAS 1876780-87-8)
- (±)-Cotinine-(methyl-d3) solution (CAS 202656-15-3)
- 4-Amino-5-(difluoromethyl)nicotinoyl chloride (CAS 1806010-67-2)
- Benzo[b]thiophene-6-carbonitrile (CAS 154650-81-4)
- 6-Methoxy-N2-[(1-methyl-1H-pyrazol-3-yl)methyl]pyridine-2,5-diamine (CAS 1551994-68-3)
- 3-((7-Chloro-4-nitrobenzo[c][1,2,5]oxadiazol-5-yl)amino)propan-1-ol (CAS 372975-34-3)
- Sildenafil Impurity 54 (CAS 133261-07-1)
- n-Butyl-n-methyl-2-sulfanylacetamide (CAS 140712-52-3)
- Halometasone Impurity 8 (CAS 28895-70-7)
- Thymopoietin II Peptide Fragment (CAS 56795-64-3)
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