1-(Benzo[d][1,3]dioxol-5-yl)-3-((4-chlorophenyl)sulfonyl)propan-1-one CAS 868256-03-5
| CAS No. | 868256-03-5 |
| Molecular Formula | C16H13ClO5S |
| Molecular Weight | 352.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 352.79 g/mol gives 1-(Benzo[d][1,3]dioxol-5-yl)-3-((4-chlorophenyl)sulfonyl)propan-1-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-(Benzo[d][1,3]dioxol-5-yl)-3-((4-chlorophenyl)sulfonyl)propan-1-one (CAS 868256-03-5), molecular formula C16H13ClO5S and molecular weight 352.79 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H13ClO5S, 1-(Benzo[d][1,3]dioxol-5-yl)-3-((4-chlorophenyl)sulfonyl)propan-1-one contains a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 352.79 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C16H13ClO5S |
| Molecular Weight | 352.79 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- 1-(4-Chloro-3-nitrobenzenesulfonyl)-1,2,3,4-tetrahydroquinoline (CAS 847170-51-8)
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- 2-((1-Cyanocyclohexyl)amino)-2-oxoethyl 2-(2-chloro-6-fluorophenyl)acetate (CAS 877831-41-9)
- Ammonium bismuth(III) 2-oxidopropane-1,2,3-tricarboxylate (CAS 25530-63-6)
- 3-Bromofuran-2-sulfonyl chloride (CAS 930111-08-3)
- 2-Chloro-1,3-difluoro-5-(2-methylallyl)benzene (CAS 1256470-65-1)
- ((3AR,4R,6R,6aS)-6-(6-amino-9H-purin-9-yl)-2,2-dimethyltetrahydro-4H-cyclopenta[d][1,3]dioxol-4-yl)methanol (CAS 174171-97-2)
- Ethyl (S)-2-(1-Phenylethylamino)acetate (CAS 22263-68-9)
- 1-((1H-Indazol-3-yl)methyl)pyrrolidin-3-amine (CAS 1707570-52-2)
- 1-(propan-2-yl)piperidine-3-carbaldehyde (CAS 1248558-73-7)
- 2,7-Dimethylquinolin-5-amine (CAS 1378259-69-8)
- 8,8-Difluoro-5-oxa-2-azaspiro[3.4]Octane (CAS 2306270-84-6)
- Autocamtide-2-Related Inhibitory Peptide TFA (CAS 167114-91-2（free base）)
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