4-Butyl-4'-((2,6-difluoro-4-propylphenyl)ethynyl)-1,1'-biphenyl CAS 1229648-10-5
| CAS No. | 1229648-10-5 |
| Molecular Formula | C27H26F2 |
| Molecular Weight | 388.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-Butyl-4'-((2,6-difluoro-4-propylphenyl)ethynyl)-1,1'-biphenyl under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
4-Butyl-4'-((2,6-difluoro-4-propylphenyl)ethynyl)-1,1'-biphenyl (CAS 1229648-10-5), molecular formula C27H26F2 and molecular weight 388.49 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C27H26F2, 4-Butyl-4'-((2,6-difluoro-4-propylphenyl)ethynyl)-1,1'-biphenyl contains fluorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 388.49 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C27H26F2 |
| Molecular Weight | 388.49 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
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Recommended Standards
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- 1-(2-Amino-1,3-thiazol-5-yl)propan-1-one (CAS 98134-79-3)
- Methyl 3-iodo-5-(methylsulfonamido)benzoate (CAS 847157-47-5)
- 2-(4-(4-Nitrophenoxy)phenyl)acetic acid (CAS 63349-39-3)
- 5-Bromo-N-isopropyl-2-(2-methoxyethoxy)-benzamide (CAS 904876-12-6)
- Lasmiditan Impurity 5 (CAS 68947-43-3)
- 4-Ethoxy-2-ethyl-5-morpholinopyridazin-3(2H)-one (CAS 38957-42-5)
- 4-methyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 945950-37-8)
- Lovastatin Impurity 36 (CAS CATO-C4X-168436)
- 2-(Cyclohexylidenemethyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 74213-49-3)
- Semaglutide impurity 109 (CAS CATO-C4X-2226109)
Why CATO?
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