4-([1,1-Biphenyl]-4-yloxy)-3-fluorophenylamine CAS 946699-19-0
| CAS No. | 946699-19-0 |
| Molecular Formula | C18H14FNO |
| Molecular Weight | 279.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C18H14FNO, 4-([1,1-Biphenyl]-4-yloxy)-3-fluorophenylamine contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 279.31 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
4-([1,1-Biphenyl]-4-yloxy)-3-fluorophenylamine (CAS 946699-19-0), molecular formula C18H14FNO and molecular weight 279.31 g/mol, is a CATO reference standard with documented purity and traceability.
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), 4-([1,1-Biphenyl]-4-yloxy)-3-fluorophenylamine 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 | C18H14FNO |
| Molecular Weight | 279.31 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, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Biphenyl Standards
- 2-([1,1-Biphenyl]-2-yloxy)-5-fluoroaniline (CAS 946683-85-8)
- 2-([1,1-Biphenyl]-4-yloxy)-5-fluoroaniline (CAS 946775-04-8)
- 4-([1,1-Biphenyl]-2-yloxy)-3-fluorophenylamine (CAS 946785-62-2)
- 1-([1,1'-Biphenyl]-4-ylmethyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1357955-85-1)
- 2-([1,1'-Biphenyl]-4-yl)-N-cyclopentylacetamide (CAS 851897-47-7)
- [1,1-Biphenyl]-2,2-dicarbonyl dichloride (CAS 7535-15-1)
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- Biphenyl-2-boronic Acid Pinacol Ester (CAS 914675-52-8)
Recommended Standards
- 4-(5-Formylfuran-2-yl)-n,n-dimethylbenzene-1-sulfonamide (CAS 710294-54-5)
- 3-Methoxy-4-[(2-methyl-1,3-thiazol-4-yl)methoxy]benzoic acid (CAS 923697-26-1)
- 4-(tert-Butoxycarbonyl)thiomorpholine-2-carboxylic acid 1,1-dioxide (CAS 2138287-73-5)
- 3-[3-mercapto-5-(4-methoxyphenyl)-4H-1,2,4-triazol-4-yl]propanoic acid (CAS 853723-95-2)
- 2-(1,3-Dimethyl-1h-pyrazol-5-yl)acetaldehyde (CAS 1487117-41-8)
- Methyl 4-(chlorosulfonyl)thiophene-2-carboxylate (CAS 97272-03-2)
- (2-Ethoxyethyl)diphenylphosphine oxide (CAS 4336-75-8)
- Methyl 6-iodoquinazoline-4-carboxylate (CAS 1823365-57-6)
- Benzyl-PEG3-CH2-Boc (CAS 1443467-88-6)
- N-(2,5-Difluorobenzyl)-1-ethyl-3-methyl-1H-pyrazol-5-amine hydrochloride (CAS 1856090-34-0)
- 6-Bromo-3-(tetrahydro-2h-pyran-4-yl)pyrazolo[1,5-a]pyrimidine (CAS 1774896-96-6)
- 4-Methylhexan-2-amine (CAS 105-41-9)
- 2-(But-3-yn-1-ylamino)-4-methylbenzoic acid (CAS 1341513-81-2)
- Semaglutide impurity 62 (CAS CATO-C4X-222662)
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