(3-(Trifluoromethoxy)phenyl)methanesulfonyl chloride CAS 1263274-68-5
| CAS No. | 1263274-68-5 |
| Molecular Formula | C8H6ClF3O3S |
| Molecular Weight | 274.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (3-(Trifluoromethoxy)phenyl)methanesulfonyl chloride.
CATO supplies (3-(Trifluoromethoxy)phenyl)methanesulfonyl chloride (CAS 1263274-68-5), a certified reference material (molecular formula C8H6ClF3O3S, MW 274.64 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H6ClF3O3S, (3-(Trifluoromethoxy)phenyl)methanesulfonyl chloride contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 274.64 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (3-(Trifluoromethoxy)phenyl)methanesulfonyl chloride under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H6ClF3O3S |
| Molecular Weight | 274.64 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Trifluoromethoxy Standards
- (2-(Trifluoromethoxy)phenyl)methanesulfonyl chloride (CAS 116827-38-4)
- 5-Methyl-2-(trifluoromethoxy)benzenesulfonyl chloride (CAS 1261683-44-6)
- 2-Methyl-5-(trifluoromethoxy)benzenesulfonyl chloride (CAS 1261852-46-3)
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Recommended Standards
- 3-(2,2,2-Trifluoroethoxy)benzenesulfonyl chloride (CAS 1365941-75-8)
- 4-Chloro-2-methylphenyl trifluoromethanesulfonate (CAS 1446016-75-6)
- 4-Chloro-4'-fluoro-2-(trifluoromethyl)-1,1'-biphenyl (CAS 1214334-97-0)
- 2-Methoxy-4-(trifluoromethyl)-benzenesulfonyl chloride (CAS 145980-59-2)
- 3,4-Dibenzylcinnoline (CAS 23952-14-9)
- N-[(5-Methyl-2-thienyl)methyl]-2-butanamine hydrochloride (CAS 1049678-17-2)
- 1-(4,5-Dipropyloxazol-2-yl)guanidine (CAS 98911-31-0)
- 1-Bromo-4-(isobutylsulfonyl)benzene (CAS 856060-51-0)
- 2-Chlorothiazolo[4,5-b]pyridine (CAS 152170-30-4)
- 2,4-Dimethyl 3-[2-(2,6-dimethylmorpholin-4-yl)acetyl]-1,3-thiazolidine-2,4-dicarboxylate (CAS 1009176-74-2)
- Quinuclidin-4-ylmethanamine hydrochloride (CAS 1822683-32-8)
- 4-((Difluoromethyl)thio)aniline (CAS 24933-60-6)
- 2-(1-(3-Phenoxypropyl)-1H-benzo[d]imidazol-2-yl)propan-2-ol (CAS 941540-11-0)
- Endo-Gly29-Tirzepatide (CAS CATO-CPTD788685)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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