(5-Cyclopropyl-isoxazol-4-yl)-(4-methanesulfonyl-2,5-dimethyl-3-oxazol-2-yl-phenyl)-methanone CAS 1231578-88-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1231578-88-3 |
| Molecular Formula | C19H18N2O5S |
| Molecular Weight | 386.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(5-Cyclopropyl-isoxazol-4-yl)-(4-methanesulfonyl-2,5-dimethyl-3-oxazol-2-yl-phenyl)-methanone (CAS 1231578-88-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H18N2O5S. Molecular weight: 386.42 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H18N2O5S |
| Molecular Weight | 386.42 g/mol |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Cyclopropyl Standards
- (5-Cyclopropyl-isoxazol-4-yl)-(3-methanesulfonyl-2,5-dimethyl-4-oxazol-2-yl-phenyl)-methanone (CAS 1231589-18-6)
- N-Cyclopropyl-4-fluoro-N-((6-methyl-2-oxo-1,2-dihydroquinolin-3-yl)methyl)benzenesulfonamide (CAS 606095-26-5)
- 5-(4-((5-Cyclopropyl-1H-pyrazol-3-yl)amino)-5-ethynylpyrimidin-2-yl)thiophene-2-sulfonamide (CAS 1266477-79-5)
- Methyl 3-cyclopropyl-1-(4-fluorophenyl)-6-phenyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylate (CAS 1011397-19-5)
- 5-(2-cyclopropyl-1-(2-fluorophenyl)-2-oxoethyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl propionate (CAS 150322-44-4)
- 1-(1-(3-Cyclopropyl-1,2,4-oxadiazol-5-yl)cyclohexyl)-3-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)urea (CAS 1396765-97-1)
- 1-(2-(5-Cyclopropyl-3-(thiophen-2-yl)-1H-pyrazol-1-yl)ethyl)-3-(2,6-difluorophenyl)urea (CAS 1797245-09-0)
- 2-((2-Cyclopropyl-7,8-dimethoxy-2h-chromen-5-yl)methyl)-3-(phenylamino)acrylonitrile (CAS 192315-08-5)
Recommended Standards
- Ethyl 3-methyl-1-(4-phenoxybenzenesulfonyl)-1h-pyrazole-5-carboxylate (CAS 1177343-95-1)
- Benzyl ((S)-1-(((S)-4-fluoro-3-oxobutan-2-yl)amino)-1-oxo-3-phenylpropan-2-yl)carbamate (CAS 105637-38-5)
- Fmoc-S-carbamoyl-L-cysteine (CAS 1354488-29-1)
- Pyrylium (CAS 289-67-8)
- 8-((tert-Butoxycarbonyl)amino)octyl 4-methylbenzenesulfonate (CAS 1472656-81-7)
- 4-Chloro-3-(ethylsulfonyl)benzenesulfonyl chloride (CAS 1354961-84-4)
- 6-(Trifluoromethyl)imidazo[1,2-a]pyridine-3-propanoic Acid (CAS 1540463-21-5)
- Calcium sulfate hemihydrate (CAS 10034-76-1)
- Ilaprazole Impurity 214 (CAS 172152-60-2)
- Semaglutide Impurity 158 (x TFA Salt) (CAS CATO-C4X-2226158)
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