4-Ethyl-4'-(3-fluoro-4-(trifluoromethoxy)phenyl)-1,1'-bi(cyclohexane) CAS 139395-96-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 139395-96-3 |
| Molecular Formula | C21H28F4O |
| Molecular Weight | 372.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Ethyl-4'-(3-fluoro-4-(trifluoromethoxy)phenyl)-1,1'-bi(cyclohexane) (CAS 139395-96-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H28F4O. Molecular weight: 372.44 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H28F4O |
| Molecular Weight | 372.44 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | F-containing |
Related Ethyl Standards
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Recommended Standards
- Di-tert-butyl 1-(5-(methoxycarbonyl)thiophen-2-yl)hydrazine-1,2-dicarboxylate (CAS 1338466-49-1)
- Diethyl 4,4'-(thiocarbonylbis(azanediyl))dibenzoate (CAS 1429-24-9)
- (Rp)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl phenyl phenylphosphonate (CAS 1228361-86-1)
- Ethyl 2-phenylacetoacetate (CAS 5413-05-8)
- Pyridine-2,4,6-tricarboxylic acid (CAS 536-20-9)
- tert-Butyl 2-(4-nitro-1h-pyrazol-1-yl)acetate (CAS 400727-74-4)
- 1-(3-methyloxan-3-yl)methanamine (CAS 1158760-03-2)
- 4-Nitrobenzoyl-d4 Chloride (CAS 171777-67-6)
- (S)-2,2-Bis(methoxymethoxy)-1,1-binaphthyl (CAS 74292-20-9)
- Peptide Impurity 40 (CAS CATO-CPTD788840)
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