4-(Phenylsulfonyl)butan-2-one CAS 24731-39-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 24731-39-3 |
| Molecular Formula | C10H12O3S |
| Molecular Weight | 212.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Phenylsulfonyl)butan-2-one (CAS 24731-39-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H12O3S. Molecular weight: 212.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H12O3S |
| Molecular Weight | 212.27 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-(Naphthalen-2-yl)-1,2,3-thiadiazole (CAS 77414-52-9)
- 4-(propane-2-sulfinyl)benzoic acid (CAS 72460-80-1)
- 4-(Isopropylsulfonyl)benzaldehyde (CAS 84264-90-4)
- 7-Phenyl-7,9-dihydrobenzo[g]indolo[2,3-b]carbazole (CAS 1800022-02-9)
- (4S,4'S)-2,2'-(Cycloheptane-1,1-diyl)bis(4-phenyl-4,5-dihydrooxazole) (CAS 2185014-90-6)
- 2-(Benzo[c][1,2,5]oxadiazol-5-yl)acetaldehyde (CAS 1279109-01-1)
- 2-Chloro-N-(3-(4-chlorophenyl)-1-methyl-1h-pyrazol-5-yl)acetamide (CAS 655235-37-3)
- 5-Bromo-4-(sec-butyl)pyrimidine (CAS 951884-30-3)
- 2-Fluoro-6-hydroxybenzonitrile (CAS 140675-43-0)
- Semaglutide impurity 43 (CAS CATO-C4X-222643)
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