Methyl 6-(4-(difluoromethoxy)phenyl)-3-methylisoxazolo[5,4-b]pyridine-4-carboxylate CAS 1011396-51-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1011396-51-2 |
| Molecular Formula | C16H12F2N2O4 |
| Molecular Weight | 334.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 6-(4-(difluoromethoxy)phenyl)-3-methylisoxazolo[5,4-b]pyridine-4-carboxylate (CAS 1011396-51-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H12F2N2O4. Molecular weight: 334.27 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H12F2N2O4 |
| Molecular Weight | 334.27 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- Methyl 6-(3-(difluoromethoxy)phenyl)-3-methylisoxazolo[5,4-b]pyridine-4-carboxylate (CAS 1011400-54-6)
- 6-[4-(difluoromethoxy)phenyl]-1-ethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1011396-74-9)
- 6-[4-(difluoromethoxy)phenyl]-1,3-dimethyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1011399-85-1)
- 2-(Difluoromethoxy)-7-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)quinoxaline (CAS 2073844-31-0)
- 1-(4-(Difluoromethoxy)phenyl)-5-(p-tolyl)-1h-imidazole-2-thiol (CAS 1105189-15-8)
- 1-(4-(Difluoromethoxy)phenyl)-2-(methylthio)-5-phenyl-1H-imidazole (CAS 1226429-09-9)
- 2-(3-(2-(Difluoromethoxy)phenyl)-1,2,4-oxadiazol-5-yl)benzoic acid (CAS 1431729-60-0)
- 2-(2-(Difluoromethoxy)-4-(trifluoromethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2913572-65-1)
Recommended Standards
- 1,3,7-trinitro-10H-phenothiazine (CAS 77529-65-8)
- 5-Isopropyl-3-methyl-1-(tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 2811663-67-7)
- Tert-butyl(4-iodophenoxy)dimethylsilane (CAS 133430-99-6)
- 1-Cyclopentylcyclohexan-1-amine (CAS 104092-82-2)
- 8-fluoro-2,3,4,5-tetrahydro-1,4-benzoxazepine (CAS 844648-13-1)
- 1-Bromo-5-fluoro-2,4-dimethylbenzene (CAS 1780959-62-7)
- 6-Bromo-1H-pyrrolo[3,2-β]pyridine (CAS 944937-53-5)
- Pemetrexed EP Impurity B Tetrasodium salt (CAS 1802552-04-0 (free base))
- 1,1,1-Trifluoro-5-methoxy-5-methylhexane-2,4-dione (CAS 146195-65-5)
- Semaglutide impurity 273 (CAS CATO-C4X-2226273)
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 13829788188 / jacky.chen@cato-chem.com