4-[4-chloro-3-(trifluoromethyl)benzenesulfonamido]butanoic acid CAS 612043-44-4
| CAS No. | 612043-44-4 |
| Molecular Formula | C11H11ClF3NO4S |
| Molecular Weight | 345.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H11ClF3NO4S, 4-[4-chloro-3-(trifluoromethyl)benzenesulfonamido]butanoic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 345.72 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
4-[4-chloro-3-(trifluoromethyl)benzenesulfonamido]butanoic acid (CAS 612043-44-4), molecular formula C11H11ClF3NO4S and molecular weight 345.72 g/mol, is a CATO reference standard with documented purity and traceability.
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), 4-[4-chloro-3-(trifluoromethyl)benzenesulfonamido]butanoic 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 | C11H11ClF3NO4S |
| Molecular Weight | 345.72 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related chloro Standards
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- Ethyl 7-chloro-6-(difluoromethoxy)-1-ethyl-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 1443288-56-9)
- 2-((2-Chloro-4-nitrophenoxy)methyl)benzene-1-sulfonyl fluoride (CAS 30885-50-8)
- 4-((2-Chloro-4-nitrophenoxy)methyl)benzene-1-sulfonyl fluoride (CAS 30855-26-6)
- 5-[2-(4-Chloro-3-nitrobenzoyl)cyclopropyl]-2H-1,3-benzodioxole (CAS 338415-90-0)
- 5-Chloro-3-(2-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-2-oxoethyl)benzo[d]oxazol-2(3H)-one (CAS 879569-13-8)
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Recommended Standards
- Lidocaine Impurity N4 (CAS 332903-68-1)
- Methyl N-[4-chloro-3-(trifluoromethyl)phenyl]-N-(methylsulfonyl)glycinate (CAS 333446-72-3)
- Triphenylselenium chloride (CAS 17166-13-1)
- 2-Chloro-N'-methyl-N'-(3-phenyl-6-(trifluoromethyl)-1,2,4-triazin-5-yl)acetohydrazide (CAS 672951-02-9)
- n-((1h-Imidazol-2-yl)methyl)-2-methoxypyridin-3-amine (CAS 1248929-21-6)
- 2-(Pyridin-4-yl)acetic acid (CAS 28356-58-3)
- 2-(4-Bromo-6-(difluoromethyl)-5-fluoropyridin-2-yl)acetic acid (CAS 1806061-97-1)
- 5-Chloro-4-hydroxy-2H-chromen-2-one (CAS 54311-48-7)
- Vonoprazan Impurity 136 (CAS CATO-C4X-1020136)
- 3-{1-[(4-chlorophenyl)methyl]-2-oxo-1,2-dihydropyridin-3-yl}-1-(3,5-dichlorophenyl)urea (CAS 338755-34-3)
- 2-Fluoro-3,6-diiodopyridine (CAS 1245321-31-6)
- 5-Bromo-1,3-benzothiazole-2-carboxylic acid (CAS 1187928-52-4)
- n-(2-Methylquinolin-4-yl)methanesulfonamide (CAS 1510958-90-3)
- GnRH Associated Peptide (GAP) (1-13), human (CAS 100111-07-7)
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