4,4''-Difluoro-5'-(4-fluorophenyl)-1,1':3',1''-terphenyl CAS 448-60-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 448-60-2 |
| Molecular Formula | C24H15F3 |
| Molecular Weight | 360.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4''-Difluoro-5'-(4-fluorophenyl)-1,1':3',1''-terphenyl (CAS 448-60-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H15F3. Molecular weight: 360.37 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C24H15F3 |
| Molecular Weight | 360.37 g/mol |
| Appearance | Pale yellow to 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 |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
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Recommended Standards
- 4,4'-(1,5-Dihydrobenzo[1,2-d:4,5-d']diimidazole-2,6-diyl)dibenzonitrile (CAS 2247996-19-4)
- Methyl 7-[3-(benzyloxy)phenyl]-[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxylate (CAS 882747-71-9)
- 2-Imino-N-methyl-5-oxo-1-(pyridin-3-ylmethyl)-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 510761-47-4)
- 2-Bromo-4-methoxythiophene (CAS 78282-35-6)
- 3-(Hydroxymethyl)-4-methoxyphenol (CAS 87633-45-2)
- Tamsulosin EP Impurity A HCl (CAS 918867-88-6)
- 3-(4-Fluoro-2-nitrophenoxy)-N-(4-sulfamoylphenyl)thiophene-2-carboxamide (CAS 303152-74-1)
- 2-{[1-(4-bromophenyl)-1h-imidazol-2-yl]sulfanyl}acetic acid (CAS 851814-13-6)
- 2-Chloro-3-(trifluoromethyl)phenylboronic Acid (CAS 957061-11-9)
- Semaglutide impurity 23 (CAS CATO-C4X-222623)
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