4-Ethoxy-2,3-difluoro-4'-(trans-4-propylcyclohexyl)biphenyl CAS 189750-98-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 189750-98-9 |
| Molecular Formula | C23H28F2O |
| Molecular Weight | 358.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Ethoxy-2,3-difluoro-4'-(trans-4-propylcyclohexyl)biphenyl (CAS 189750-98-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H28F2O. Molecular weight: 358.46 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C23H28F2O |
| Molecular Weight | 358.46 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | >95% |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
| Halogen Content | F-containing |
Related Ethoxy Standards
- 4-Ethoxy-N-(3-(imidazo[1,2-a]pyrimidin-2-yl)phenyl)benzamide (CAS 863020-12-6)
- 5-[1-(4-Ethoxy-phenyl)-meth-(Z)-ylidene]-imidazolidine-2,4-dione (CAS 6325-66-2)
- 3-Ethoxy-4-{[3-(trifluoromethyl)benzyl]-oxy}benzoyl chloride (CAS 1160260-50-3)
- 2-Ethoxy-5-(4-fluorobenzoylamino)benzenesulfonyl chloride (CAS 680618-06-8)
- 3-Ethoxy-4-[(6-nitro-4H-1,3-benzodioxin-8-yl)methoxy]benzaldehyde (CAS 554438-66-3)
- 3-Ethoxy-2-propyl-N-(2-(thiophen-2-yl)ethyl)-2H-indazole-6-carboxamide (CAS 919108-17-1)
- 3-Ethoxy-4-(2-oxo-2-{1,3,3-trimethyl-6-azabicyclo[3.2.1]octan-6-yl}ethoxy)benzaldehyde (CAS 571150-07-7)
- Methyl 2-(2-(2-ethoxy-4-formylphenoxy)acetamido)benzoate (CAS 838882-52-3)
Recommended Standards
- tert-Butyl [2-({2-amino-4-[(dimethylamino)-sulfonyl]phenyl}amino)ethyl]carbamate (CAS 932520-24-6)
- Benzyl 2-[(1E)-3-(2,6-dimethylmorpholin-4-yl)prop-1-en-1-yl]pyrrolidine-1-carboxylate (CAS 1009328-59-9)
- N-{3-cyano-4-[(4-methylphenyl)sulfanyl]phenyl}-2-methylbenzamide (CAS 306980-43-8)
- 6-Methyl-4,5,6,7-tetrahydro-1H-imidazo[4,5-c]pyridin-2(3H)-one (CAS 741209-73-4)
- 3-(4-Chlorophenyl)-[1,2,4]triazolo[3,4-a]isoquinoline (CAS 7626-70-2)
- 2-(3-(Aminomethyl)piperidin-1-yl)-N-(2-methoxyethyl)acetamide (CAS 1292922-61-2)
- 4-(2-Chlorobenzoyl)quinoline (CAS 1706436-14-7)
- 1-Ethyl-4-hydroxy-2-oxo-1,2-dihydroquinoline-3-carbaldehyde (CAS 65740-50-3)
- Methyl 4-{4-[(4-chlorobenzyl)oxy]-5-methyl-1,3-thiazol-2-yl}benzenecarboxylate (CAS 338409-58-8)
- Prolactin-Releasing Peptide (12-31), rat (CAS 222988-10-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com