3,5-Difluoro-4-(trifluoromethyl)phenol CAS 116640-11-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 116640-11-0 |
| Molecular Formula | C7H3F5O |
| Molecular Weight | 198.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,5-Difluoro-4-(trifluoromethyl)phenol (CAS 116640-11-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H3F5O. Molecular weight: 198.09 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H3F5O |
| Molecular Weight | 198.09 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 2,3-Difluoro-4-(trifluoromethyl)phenol (CAS 116640-12-1)
- 1,2-Difluoro-4-(trifluoromethoxy)benzene (CAS 1378671-81-8)
- 1,3-Difluoro-5-(trifluoromethoxy)benzene (CAS 1404194-50-8)
- 2,4-Difluoro-1-(trifluoromethoxy)benzene (CAS 1404194-72-4)
- 1,4-Difluoro-2-(trifluoromethoxy)benzene (CAS 1404195-06-7)
- 1,3-Difluoro-2-(trifluoromethoxy)benzene (CAS 153338-23-9)
- 1,2-Difluoro-3-(trifluoromethoxy)benzene (CAS 158178-35-9)
- 2,4-Difluoro-5-(trifluoromethyl)phenol (CAS 1632283-20-5)
Recommended Standards
- 287389-42-8 2-Hydroxy(~13~C_3_)propane-1,2,3-(~13~C_3_)tricarboxylic acid DTXSID80584439 (CAS 287389-42-8)
- 2,1,3-benzoselenadiazol-4-amine (CAS 767-65-7)
- 2-(Difluoromethoxy)-1,3,5-trifluoro-benzene (CAS 1214364-46-1)
- 4,5,6,7-Tetrabromo-1H-indazole (CAS 1085822-04-3)
- 6,6'-Dibromo-[2,2'-biindolinylidene]-3,3'-dione (CAS 19201-53-7)
- 1217679-71-4 1282AD C14H19NO4 Methyl (2S,4S)-4-(2-ethoxyphenoxy)-2-pyrrolidinecarboxylate (CAS 1217679-71-4)
- 2-((2-Methyl-3-(methylthio)propyl)amino)-2-oxoacetic acid (CAS 1341381-15-4)
- 3-(3,5-Bis(trifluoromethyl)styryl)-5-(chloromethyl)-1,2,4-oxadiazole (CAS 646989-58-4)
- (Pentyloxy)benzene (CAS 2050-04-6)
- Semaglutide impurity 94 (CAS CATO-C4X-222694)
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