(3-Methyl-5-phenylisoxazol-4-yl)methanol CAS 113826-87-2
| CAS No. | 113826-87-2 |
| Molecular Formula | C11H11NO2 |
| Molecular Weight | 189.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (3-Methyl-5-phenylisoxazol-4-yl)methanol (CAS 113826-87-2), a certified reference material (molecular formula C11H11NO2, MW 189.21 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H11NO2, (3-Methyl-5-phenylisoxazol-4-yl)methanol contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 189.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 (3-Methyl-5-phenylisoxazol-4-yl)methanol 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 | C11H11NO2 |
| Molecular Weight | 189.21 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 1989 |
| Nitrogen Atoms | 1 |
Related Methyl Standards
- 2-(3-Phenylisoxazol-5-yl)ethan-1-ol (CAS 14691-31-7)
- 1-(5-Phenylisoxazol-3-yl)ethan-1-ol (CAS 94815-31-3)
- 2-Ethyl-5-phenylisoxazol-3(2H)-one (CAS 945-59-5)
- (3-Phenylisoxazol-5-yl)boronic acid (CAS 5868-54-2)
- (5-Methyl-3-phenylisoxazol-4-yl)methanamine (CAS 306935-01-3)
- 1-(3-Phenylisoxazol-4-yl)ethanone (CAS 13858-95-2)
- 1-(5-Phenylisoxazol-3-yl)ethanone (CAS 7063-98-1)
- 2-(3-Phenylisoxazol-5-yl)acetonitrile (CAS 129681-59-0)
Recommended Standards
- 4-(2-methoxyphenyl)-4-oxobutanenitrile (CAS 113522-19-3)
- 4-(Benzyloxy)-1H-pyrrol-2(5H)-one (CAS 113896-95-0)
- (1-(m-Tolyl)-1H-1,2,3-triazol-4-yl)methanol (CAS 1126635-69-5)
- 6-Methoxy-1-methylisoquinolin-3(2H)-one (CAS 114130-62-0)
- 2-Amino-4-fluoro-3-methylbenzoic Acid (CAS 129833-28-9)
- tert-Butyl (1-(2-hydroxyethyl)pyrrolidin-3-yl)carbamate (CAS 1353962-98-7)
- 4-Chloro-5-fluoro-1-[tris(propan-2-yl)silyl]-1H-pyrrolo[2,3-b]pyridine (CAS 685513-94-4)
- Methyl 1-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-5-methyl-1H-1,2,3-triazole-4-carboxylate (CAS 1370598-60-9)
- N-((11bS)-4-((2,6-Bis(3,5-dimethylphenyl)-4-(((trifluoromethyl)sulfonyl)imino)-4l5-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)imino)-2,6-bis(3,5-dimethylphenyl)-4l5-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)-1,1,1-trifluoromethanesulfonamide (CAS 2088441-78-3)
- 2-{5,7-dimethyl-2-oxo-1H,2H,4H,5H,6H,7H-pyrazolo[1,5-a]pyrimidin-6-yl}acetic acid (CAS 1305710-90-0)
- 3-((4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)methyl)benzonitrile (CAS 1813554-44-7)
- 3'-Hydroxy-5,7,4'-trimethoxyflavone (CAS 33554-52-8)
- (2-Methylpropyl)[(5-methylthiophen-2-yl)methyl]amine (CAS 774547-45-4)
- Semaglutide impurity 73 (CAS CATO-C4X-222673)
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