1-(4-Chlorophenyl)-3-(2-(2-(3-methyl-4-nitroisoxazol-5-yl)vinyl)thiophen-3-yl)prop-2-en-1-one CAS 256353-68-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 256353-68-1 |
| Molecular Formula | C19H13ClN2O4S |
| Molecular Weight | 400.84 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1-(4-Chlorophenyl)-3-(2-(2-(3-methyl-4-nitroisoxazol-5-yl)vinyl)thiophen-3-yl)prop-2-en-1-one (CAS 256353-68-1) pharmaceutical standards reference standard. Molecular formula: C19H13ClN2O4S. Molecular weight: 400.84 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C19H13ClN2O4S |
| Molecular Weight | 400.84 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 2-Chloro-1-{5-[4-(difluoromethoxy)-3-methoxyphenyl]-3-(thiophen-2-yl)-4,5-dihydro-1h-pyrazol-1-yl}ethan-1-one (CAS 731826-82-7)
- (3-Fluoronaphthalen-2-yl)methanol (CAS 34236-52-7)
- 1564286-55-0 (3S)-3-(3-Bromo-5-(tert-butyl)phenyl)-3-(2-(3-hydroxy-5-((5-hydroxy-1,4,5,6-tetrahydropyrimidin-2-yl)amino)benzamido)acetamido)propanoic acid MFCD28385850 Cwhm12 (CAS 1564286-55-0)
- 4-Bromo-6-chloro-3-iodo-1H-indazole (CAS 887568-35-6)
- 1,3-Diethyl 2-({[4-(1,1,1,3,3,3-hexafluoro-2-hydroxypropan-2-yl)phenyl]amino}methylidene)propanedioate (CAS 1024213-51-1)
- N,N,N’,N’-Tetramethylazodicarboxamide(TMAD) (CAS 10465-78-8)
- 7-(1-(2-Chlorophenoxy)ethyl)-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 477865-32-0)
- Liraglutide Impurity 16 TFA Salt (CAS CATO-C4X-199216)
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