3-[(2-Chloro-4-methylsulfonyl)phenoxy]benzoic acid CAS 1000018-31-4
| CAS No. | 1000018-31-4 |
| Molecular Formula | C14H11ClO5S |
| Molecular Weight | 326.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C14H11ClO5S, 3-[(2-Chloro-4-methylsulfonyl)phenoxy]benzoic acid contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 326.75 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).
3-[(2-Chloro-4-methylsulfonyl)phenoxy]benzoic acid (CAS 1000018-31-4) is a high-purity analytical reference standard with the molecular formula C14H11ClO5S and a molecular weight of 326.75 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-[(2-Chloro-4-methylsulfonyl)phenoxy]benzoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C14H11ClO5S |
| Molecular Weight | 326.75 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
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Recommended Standards
- Hydrochlorothiazide Impurity 22 (CAS 63779-86-2)
- 4-(((Chloromethyl)sulfonyl)oxy)phenyl benzoate (CAS 117224-39-2)
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- Methyl 7-((tert-butoxycarbonyl)amino)-2-chloroimidazo[1,2-b]pyridazine-8-carboxylate (CAS 2577172-48-4)
- methyl 2-cyano-2-cyclohexylideneacetate (CAS 55568-06-4)
- 3-[(2,4,5-Trichlorophenyl)sulfanyl]-1-benzothiophene-2-carbaldehyde (CAS 477868-41-0)
- N-propylpiperidine-3-carboxamide hydrochloride (CAS 1220034-18-3)
- 3-Bromo-2-(difluoromethyl)-5-nitropyridin-4-amine (CAS 1805088-51-0)
- 2-(2H-Isoindol-2-yl)acetic 5-oxocyclohex-3-enecarboxylic anhydride (CAS 38068-73-4)
- Methyl 2-(2-methyl-4-oxoquinolin-1(4H)-yl)acetate (CAS 1171940-71-8)
- 4-Bromo-3-methyl-5-nitrobenzamide (CAS 1807208-72-5)
- (3-Amino-2-methylphenyl)boronic acid hydrochloride (CAS 2230901-24-1)
- Ethyl 4-((tert-butyldimethylsilyl)oxy)-1-(2-chloroethyl)cyclohexanecarboxylate (CAS 1097729-64-0)
- Semaglutide impurity 80 (CAS CATO-C4X-222680)
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