5-(3-chlorophenyl)-3-methylisoxazole CAS 457654-04-5
| CAS No. | 457654-04-5 |
| Molecular Formula | C10H8ClNO |
| Molecular Weight | 193.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(3-chlorophenyl)-3-methylisoxazole (CAS 457654-04-5), a certified reference material (molecular formula C10H8ClNO, MW 193.63 g/mol) for analytical method development and quality control.
Structurally, 5-(3-chlorophenyl)-3-methylisoxazole (C10H8ClNO) 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 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 193.63 g/mol, it falls into the medium-molecular-weight range. 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 5-(3-chlorophenyl)-3-methylisoxazole 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 | C10H8ClNO |
| Molecular Weight | 193.63 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related chlorophenyl Standards
- 4-(2-Chlorophenyl)-4-oxobutyronitrile (CAS 135595-17-4)
- 1-(4-chlorophenyl)-1H-pyrazol-4-amine (CAS 14044-28-1)
- 1-(2-chlorophenyl)-1H-pyrazol-4-amine (CAS 14060-57-2)
- 2-(3-Chlorophenyl)-3-oxobutanenitrile (CAS 14123-79-6)
- 1-(2-Chlorophenyl)-1h-pyrazol-5-amine (CAS 14678-96-7)
- 1-(4-Chlorophenyl)-1h-pyrazol-5-amine (CAS 14678-97-8)
- 1-(3-Chlorophenyl)-1h-pyrazol-5-amine (CAS 15001-15-7)
- 3-(4-Chlorophenyl)-4-methyl-4h-1,2,4-triazole (CAS 168968-40-9)
Recommended Standards
- 5-(3-Chlorophenyl)-2-methyloxazole (CAS 69163-84-4)
- 5-(4-Chlorophenyl)-1H-pyrazol-3-amine (CAS 78583-81-0)
- 5-(3-Chloro-5-methylphenyl)oxazole (CAS 2022688-02-2)
- 5-(4-Chlorophenyl)-3-methylisoxazole (CAS 4211-87-4)
- 2-(3-Fluorobenzoyl)benzoic acid (CAS 1580-54-7)
- 2-((5-Amino-1,3,4-thiadiazol-2-yl)thio)-N-(1-(thiophen-2-yl)ethyl)acetamide (CAS 878922-83-9)
- β-D-Ribofuranose, 2,3,5-triacetate (CAS 65024-85-3)
- N-((1-methyl-1H-pyrrol-2-yl)methyl)cycloheptanamine (CAS 880813-26-3)
- Sorafenib Impurity 55 HCl (CAS 176977-85-8)
- 1-amino-2-Propanethiol,hydrochloride (CAS 4146-16-1)
- 6-Aminospiro[chromane-2,3'-thietan]-4-one 1',1'-dioxide (CAS 2199794-35-7)
- Chlortetracycline EP Impurity H (CAS 7301-38-4)
- 2-((4-Oxo-3-phenyl-4h-chromen-7-yl)oxy)acetic acid (CAS 32131-73-0)
- Tirzepatide Impurity 21 X TFA Salt (CAS CATO-C4X-324021)
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