3-hydroxy-5-(trifluoromethyl)benzene-1-sulfonyl chloride CAS 1146355-31-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1146355-31-8 |
| Molecular Formula | C7H4ClF3O3S |
| Molecular Weight | 260.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-hydroxy-5-(trifluoromethyl)benzene-1-sulfonyl chloride (CAS 1146355-31-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4ClF3O3S. Molecular weight: 260.62 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4ClF3O3S |
| Molecular Weight | 260.62 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, water |
| 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.) | 1989 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related hydroxy Standards
- 4-Hydroxy-3-(trifluoromethyl)benzene-1-sulfonyl chloride (CAS 1245457-03-7)
- 2-hydroxy-5-(trifluoromethyl)benzene-1-sulfonyl chloride (CAS 1261500-74-6)
- 2-Hydroxy-4-(trifluoromethyl)benzenesulfonyl ChlorideDISCONTINUED (CAS 1261646-63-2)
- 2-Hydroxy-3-(trifluoromethyl)benzene-1-sulfonyl chloride (CAS 1261649-16-4)
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Recommended Standards
- 2-(Trifluoromethoxy)benzenesulfonyl Chloride (CAS 103008-51-1)
- 4-(Difluoromethoxy)-3-fluorobenzene-1-sulfonyl chloride (CAS 1178111-39-1)
- 1-(2,2-Difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarbonyl chloride (CAS 1004294-65-8)
- 7-Chlorobenzo[b]thiophene-2-carbaldehyde (CAS 477735-67-4)
- 6-Bromo-2-iodo-1H-indole (CAS 1572177-89-9)
- 1-(2-Bromophenyl)-2-(trifluoromethoxy)ethan-1-one (CAS 1334149-33-5)
- Levocetirizine Impurity 65 (CAS CATO-C4X-108365)
- (2S)-Methyl 1-((S)-3-(((benzyloxy)carbonyl)amino)-2-((tert-butoxycarbonyl)amino)propanoyl)-5-(2-oxoethyl)pyrrolidine-2-carboxylate (CAS 1296138-83-4)
- Febuxostat Impurity 74 (CAS 1312815-36-3)
- Exenatide Acetate (CAS 141732-76-5)
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