3-(4-Chlorophenyl)-4H-cyclohepta[d]isoxazol-4-one CAS 109072-31-3
| CAS No. | 109072-31-3 |
| Molecular Formula | C14H8ClNO2 |
| Molecular Weight | 257.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-(4-Chlorophenyl)-4H-cyclohepta[d]isoxazol-4-one 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.
3-(4-Chlorophenyl)-4H-cyclohepta[d]isoxazol-4-one (CAS 109072-31-3) is a high-purity analytical reference standard with the molecular formula C14H8ClNO2 and a molecular weight of 257.67 g/mol.
Structurally, 3-(4-Chlorophenyl)-4H-cyclohepta[d]isoxazol-4-one (C14H8ClNO2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 257.67 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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.
Physical & Chemical Properties
| Molecular Formula | C14H8ClNO2 |
| Molecular Weight | 257.67 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 tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chlorophenyl Standards
- 2-(4-Chlorophenyl)benzo[d]oxazole-5-carbaldehyde (CAS 1181377-97-8)
- Methyl 4-(3-chlorophenyl)-4-nitrobutanoate (CAS 1236302-40-1)
- 2-(3-Chlorophenyl)benzo[d]oxazole-5-carbaldehyde (CAS 1267406-76-7)
- 2-(3-Chlorophenyl)isoindoline-1,3-dione (CAS 16082-71-6)
- 2-(4-Chlorophenyl)-4H-benzo[d][1,3]oxazin-4-one (CAS 18600-52-7)
- 2-(2-Chlorophenyl)-4h-benzo[d][1,3]oxazin-4-one (CAS 4765-51-9)
- 2-(2-Chlorophenyl)isoindoline-1,3-dione (CAS 22698-95-9)
- 2-(3-Chlorophenyl)-4H-benzo[d][1,3]oxazin-4-one (CAS 35067-68-6)
Recommended Standards
- Methyl 2-chloro-6-morpholinopyrimidine-4-carboxylate (CAS 107973-01-3)
- 3-Chloro-6-pivalamidopyridazine-4-carboxylic acid (CAS 1092286-27-5)
- (2-(4-Chlorophenoxy)acetyl)-L-alanine (CAS 106852-27-1)
- (5-Chloro-2-methoxybenzoyl)-L-alanine (CAS 1104730-93-9)
- 2,5-Dichloro-3-hydroxybenzoic acid (CAS 165377-89-9)
- 4-Chloro-6-isopropoxypyrimidin-2-amine (CAS 89728-45-0)
- Epigenetic Multiple Ligand (CAS 1020399-52-3)
- N-(4-(Allyloxy)benzyl)-1-(pyridin-3-yl)methanamine (CAS 774190-49-7)
- Ethyl 4-formylcyclohexanecarboxylate (CAS 174080-08-1)
- 4-Fluoro-2-({[(oxolan-2-yl)methyl]amino}methyl)phenol (CAS 1522538-33-5)
- 4-(p-Tolylthio)piperidine carbonate (CAS 1609401-14-0)
- Nω-Propyl-L-arginine hydrochloride (CAS 2321366-46-3)
- 6-Ethoxy-3,4-dihydronaphthalen-1(2H)-one (CAS 50676-12-5)
- Semaglutide Impurity 129 (CAS 2490269-79-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com