142730-34-5 3-[(benzenesulfonyl)methyl]benzoic acid Z228114630 CAS 142730-34-5
| CAS No. | 142730-34-5 |
| Molecular Formula | C14H12O4S |
| Molecular Weight | 276.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 142730-34-5 3-[(benzenesulfonyl)methyl]benzoic acid Z228114630 is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
142730-34-5 3-[(benzenesulfonyl)methyl]benzoic acid Z228114630 (CAS 142730-34-5), molecular formula C14H12O4S and molecular weight 276.31 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 142730-34-5 3-[(benzenesulfonyl)methyl]benzoic acid Z228114630 (C14H12O4S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 276.31 g/mol, it falls into the medium-molecular-weight range. 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 | C14H12O4S |
| Molecular Weight | 276.31 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Sulfur Atoms | 1 |
Related benzenesulfonyl Standards
- 2-[(benzenesulfonyl)methyl]benzoic acid (CAS 300396-14-9)
- 4-[(benzenesulfonyl)methyl]benzoic acid (CAS 71964-92-6)
- 1-(benzenesulfonyl)-3-bromopropan-2-one (CAS 60156-13-0)
- 3-(Benzenesulfonyl)-1,4,6-trimethyl-1,2-dihydropyridin-2-one (CAS 344278-75-7)
- 5-[(benzenesulfonyl)methyl]-2-chloro-1,3-thiazole (CAS 320423-60-7)
- 7-(benzenesulfonyl)-7H-pyrrolo[2,3-d]pyrimidine (CAS 1279872-89-7)
- 5-(Benzenesulfonyl)-2-(dimethylamino)pyrimidin-4-ol (CAS 106073-44-3)
- 1-(Benzenesulfonyl)-1H-indol-2-ol (CAS 1881327-89-4)
Recommended Standards
- 4-(6-Methylpyridazin-3-yl)-4,5,6,7-tetrahydrothiazolo[4,5-b]pyridine-2-carboxylic acid (CAS 1422134-70-0)
- N-(4-fluoropyridin-2-yl)-1,1-diphenylmethanimine (CAS 1433204-32-0)
- 3-(1-(3-Fluoro-4-methylphenyl)-3,5-dimethyl-1H-pyrazol-4-yl)propanoic acid (CAS 1416341-55-3)
- Methyl (R)-6-fluoro-2-(2-methylpyrrolidin-2-yl)-1H-indole-4-carboxylate (CAS 1446261-59-1)
- 8-(Methylsulfonyl)-8-azabicyclo[3.2.1]Octan-3-one oxime (CAS 2168956-48-5)
- Lenalidomide-PEG4-C2-acid (CAS 2225148-45-6)
- 5-Methoxy-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 6939-11-3)
- 2-(1-(2-Methoxyphenyl)cyclobutyl)acetic acid (CAS 1532841-28-3)
- 2,3-Benzoperylene (CAS 197-70-6)
- Suzetrigine Impurity 47 (CAS CATO-C4X-336947)
- 3-Methylthiazolo[5,4-d]isoxazol-5-amine (CAS 1706464-22-3)
- Methyl 5-(2,4-Difluorophenyl)isoxazole-3-carboxylate (CAS 1105191-49-8)
- 1-(4-(Hydroxy(phenyl)methyl)phenyl)ethanone (CAS 94705-09-6)
- Peptide Impurity 15 (CAS 1227750-69-7)
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