4-(4-Fluorobenzoyl)-3-hydroxy-5-(4-isopropylphenyl)-1-(5-methyl-1,3,4-thiadiazol-2-yl)-1H-pyrrol-2(5H)-one CAS 439947-55-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 439947-55-4 |
| Molecular Formula | C23H20FN3O3S |
| Molecular Weight | 437.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-(4-Fluorobenzoyl)-3-hydroxy-5-(4-isopropylphenyl)-1-(5-methyl-1,3,4-thiadiazol-2-yl)-1H-pyrrol-2(5H)-one (CAS 439947-55-4) pharmaceutical standards reference standard. Molecular formula: C23H20FN3O3S. Molecular weight: 437.49 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C23H20FN3O3S |
| Molecular Weight | 437.49 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Fluorobenzoyl Standards
- 4-(4-Fluorobenzoyl)-3-hydroxy-1-(5-methyl-1,3,4-thiadiazol-2-yl)-5-(4-nitrophenyl)-1H-pyrrol-2(5H)-one (CAS 371119-70-9)
- 4-(4-Fluorobenzoyl)-3-methyl-1-(4-(trifluoromethyl)benzyl)-3,4-dihydroquinoxalin-2(1H)-one (CAS 317833-41-3)
- Methyl 4-((4-(4-fluorobenzoyl)-3-methyl-2-oxo-3,4-dihydroquinoxalin-1(2H)-yl)methyl)benzoate (CAS 317833-42-4)
- 2-((5-(4-(2-Fluorobenzoyl)piperazin-1-yl)-1,3,4-thiadiazol-2-yl)thio)-N-isopropylacetamide (CAS 1105200-19-8)
- N'-(4-fluorobenzoyl)-2,5-bis(2,2,2-trifluoroethoxy)benzohydrazide (CAS 477872-39-2)
- N-((4-fluorobenzoyl)oxy)-2,5-bis(2,2,2-trifluoroethoxy)benzamide (CAS 320418-84-6)
- 2-(4-Fluorobenzoyl)-6-(pyridin-3-yl)-4-(trifluoromethyl)thieno[2,3-b]pyridin-3-amine (CAS 625377-67-5)
- N-(2-{4-[1-(4-fluorobenzoyl)-1H-pyrazol-3-yl]phenoxy}ethyl)-N-methylpyridin-2-amine (CAS 955976-52-0)
Recommended Standards
- 3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(naphthalen-1-yl)propanoic acid (CAS 269078-77-5)
- 4-Methyl-1-phenyl-N-(thiazol-2-yl)-1,4-dihydrobenzo[e]pyrazolo[4,3-c][1,2]thiazine-3-carboxamide 5,5-dioxide (CAS 85364-17-6)
- 2-Phenyl-4-(triphenylphosphoranylidene)oxazole-5(4H)-thione (CAS 70615-80-4)
- 4-Butoxyphthalonitrile (CAS 81560-32-9)
- 2-((3-Amino-1h-pyrazol-1-yl)methyl)benzonitrile (CAS 1184559-73-6)
- 3-[(3S)-6-Chloro-1H,2H,3H,4H-pyrido[2,3-b]pyrazin-3-yl]propan-1-ol (CAS 1638603-93-6)
- 3-(2,4,6-Trimethoxyphenyl)acrylic acid (CAS 13063-09-7)
- tert-Butyl (tetrahydro-2H-pyran-4-yl)((6,7,8,9-tetrahydro-5H-imidazo[1,5-a][1,4]diazepin-1-yl)methyl)carbamate (CAS 1422141-92-1)
- Fasudil impurity 31 (CAS CATO-C4X-136560)
- Cyclopeptide-5 (CAS 197172-76-2)
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