4-[(1E)-3-(4-Fluorophenyl)-3-oxoprop-1-en-1-yl]phenyl 4-chlorobenzene-1-sulfonate CAS 331460-94-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 331460-94-7 |
| Molecular Formula | C21H14ClFO4S |
| Molecular Weight | 416.85 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-[(1E)-3-(4-Fluorophenyl)-3-oxoprop-1-en-1-yl]phenyl 4-chlorobenzene-1-sulfonate (CAS 331460-94-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H14ClFO4S. Molecular weight: 416.85 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H14ClFO4S |
| Molecular Weight | 416.85 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; 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 | F/Cl-containing |
| Sulfur Atoms | 1 |
Related E Standards
- 4-[(2E)-3-(4-Fluorophenyl)prop-2-enoyl]phenyl 4-chlorobenzene-1-sulfonate (CAS 331460-90-3)
- 2-(4-Fluorophenyl)-6-methoxyquinoline-4-carboxylic acid (CAS 18060-41-8)
- 4-(2-((6-(2-(4-Fluorophenyl)-4-methylthiazol-5-yl)pyridazin-3-yl)thio)ethyl)morpholine (CAS 1005296-96-7)
- 1-(2-Fluorophenyl)-4-{[2-(4-methoxyphenyl)imidazo[1,2-a]pyridin-3-yl]methyl}piperazine (CAS 338415-61-5)
- N-(5-((2-((4-Fluorophenyl)amino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)-3-phenylpropanamide (CAS 477212-96-7)
- 5-(2-Fluorophenyl)-3-hydroxy-1-(2-morpholinoethyl)-4-(thiophene-2-carbonyl)-1H-pyrrol-2(5H)-one (CAS 381188-66-5)
- 1-[(2-Fluorophenyl)methyl]-3-(1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)urea (CAS 1796898-53-7)
- 1-[(3-Fluorophenyl)methyl]-3-(1-methyl-2-oxo-5-phenyl-2,3-dihydro-1H-1,4-benzodiazepin-3-yl)urea (CAS 1796915-83-7)
Recommended Standards
- Afatinib Impurity 27 (CAS CATO-C4X-100627)
- 4-[(2E)-3-(3-Chlorophenyl)prop-2-enoyl]phenyl 4-fluorobenzene-1-sulfonate (CAS 298216-08-7)
- FLT3-IN-2 (CAS 923562-23-6)
- 2-Oxa-5-azabicyclo[2.2.1]heptan-3-one hydrochloride (CAS 81025-84-5)
- Stearoyl-L-carnitine-d3 Hydrochloride (CAS 2245711-27-5)
- Pioglitazone Impurity 22 (CAS CATO-C4X-138322)
- 2-Hydrazinyl-1H-imidazo[4,5-c]pyridine (CAS 87503-79-5)
- Tris(3-methoxypropyl)phosphine (CAS 83622-85-9)
- 3-Methyl-1-[(pyridin-4-yl)methyl]urea (CAS 36226-42-3)
- Semaglutide Impurity 139 (CAS CATO-C4X-2226139)
Why CATO?
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