1,2-Bis(3-fluorophenyl)ethane CAS 351-22-4
| CAS No. | 351-22-4 |
| Molecular Formula | C14H12F2 |
| Molecular Weight | 218.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 218.24 g/mol gives 1,2-Bis(3-fluorophenyl)ethane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1,2-Bis(3-fluorophenyl)ethane (CAS 351-22-4) is a high-purity analytical reference standard with the molecular formula C14H12F2 and a molecular weight of 218.24 g/mol.
Based on its molecular formula C14H12F2, 1,2-Bis(3-fluorophenyl)ethane contains fluorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 218.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 1,2-Bis(3-fluorophenyl)ethane 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 | C14H12F2 |
| Molecular Weight | 218.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
Related Bis Standards
- 1,2-Bis(2-fluorophenyl)ethane (CAS 349-38-2)
- 1,2-Bis(4-fluorophenyl)ethane (CAS 458-76-4)
- N-[(3-fluorophenyl)methyl]-N-methylaminosulfonamide (CAS 1094315-37-3)
- 1223748-33-1 3-(4-fluorophenyl)propane-1-sulfonic acid 3-(4-fluorophenyl)propane-1-sulfonicacid A11451 (CAS 1223748-33-1)
- 1-(2-Fluorophenyl)-2-(methylsulfonyl)ethan-1-ol (CAS 1250933-31-3)
- 1-(4-Fluorophenyl)-2-(methylsulfonyl)ethanol (CAS 1251036-12-0)
- 2-[4-(4-fluorophenyl)-1,3-thiazol-2-yl]acetonitrile (CAS 342405-40-7)
- 6-(2-Fluorophenyl)imidazo[2,1-b]thiazole (CAS 439094-75-4)
Recommended Standards
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- (ß-Trifluoromethyl)vinyl tolyl sulfide 85/15 E/Z (CAS 940881-02-7)
- 2-((5-(Pyridin-4-yl)-1,3,4-oxadiazol-2-yl)thio)acetonitrile (CAS 477856-82-9)
- N-(Benzo[b]thiophen-4-yl)methanesulfonamide (CAS 1428882-21-6)
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- (S)-Azetidine-2-carboxamide hydrochloride (CAS 648907-88-4)
- 4-(Benzylsulfanyl)-[1,2,4]triazolo[4,3-a]quinoxaline (CAS 338420-28-3)
- SU5408 (CAS 15966-93-5)
- trans-N-(4-Aminocyclohexyl)methanesulfonamide (CAS 264608-37-9)
- 1-Methyl-5-(pyridin-3-yl)-1H-pyrazole-3-carboxylic acid (CAS 1225882-19-8)
- 3-(5-hydroxy-1-oxo-isoindolin-2-yl)piperidine-2,6-dione (CAS 1416990-08-3)
- Ethyl 6-methyl-1H-pyrrolo[2,3-b]pyridine-2-carboxylate (CAS 1956341-16-4)
- Crustacean Cardioactive Peptide (CCAP) (CAS 309247-84-5)
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