1-(2,3-Butadien-2-Yl)-4-Fluorobenzene CAS 221312-24-9
| CAS No. | 221312-24-9 |
| Molecular Formula | C10H9F |
| Molecular Weight | 148.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2,3-Butadien-2-Yl)-4-Fluorobenzene (CAS 221312-24-9), molecular formula C10H9F and molecular weight 148.18 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to fluorine substitution, an aromatic ring system, 1-(2,3-Butadien-2-Yl)-4-Fluorobenzene is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 148.18 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
As a certified reference material (CRM), 1-(2,3-Butadien-2-Yl)-4-Fluorobenzene 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 | C10H9F |
| Molecular Weight | 148.18 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Halogen Content | F-containing |
Related Butadien Standards
- 1-(1,3-Butadien-2-Yl)-4-Fluorobenzene (CAS 128233-08-9)
- 1-[(1E)-1,3-Butadien-1-Yl]-2-Fluorobenzene (CAS 130837-77-3)
- 1-(1,2-Butadien-1-Yl)-4-Fluorobenzene (CAS 205108-17-4)
- 1-(1,3-Butadien-2-Yl)-3-Fluorobenzene (CAS 219486-74-5)
- 4-(1-Oxo-2,3-butadien-1-yl)benzonitrile (CAS 229333-41-9)
- 2,3-Butadien-1-ol (CAS 18913-31-0)
Recommended Standards
- 1-(3-Butyn-1-Yl)-4-Fluorobenzene (CAS 222528-76-9)
- 1,1-dioxido-2,3-dihydrothien-3-yl methyl ether (CAS 7353-90-4)
- (S)-2-Fluoro-2-(tetrahydro-2H-pyran-4-yl)ethan-1-ol (CAS 2093980-21-1)
- 1,1-dioxothiolane-3-carbaldehyde (CAS 3710-76-7)
- 3-Benzyl-1-cyclooctyl-4-hydroxypyridin-2(1H)-one (CAS 478247-80-2)
- 6-Bromo-2-(3,3-difluoropyrrolidin-1-yl)nitrobenzene (CAS 1779120-23-8)
- 6-(2H-Benzo[e][1,3]oxazin-3(4H)-yl)-N2-(3-(triethoxysilyl)propyl)-1,3,5-triazine-2,4-diamine (CAS CATO-CIM-105738)
- (1R,1’R)-1,1’-[(S)-[1,1’-Binaphthalene]-2,2’-diyl]bis(2-propen-1-ol) (CAS 1451057-19-4)
- 2-Bromo-5-methyl-isonicotinic acid (CAS 1211535-59-9)
- Methyl 4-(((3,5-dicyanopyridin-2-yl)thio)methyl)benzoate (CAS 321430-68-6)
- 2-Bromo-3-(pyridin-3-ylmethoxy)pyridine (CAS 1065484-76-5)
- 3-Bromo-5-((4-fluoro-3-nitrophenyl)amino)-1-methylpyrazin-2(1H)-one (CAS CATO-CIM-105247)
- 2-((1-(3,4-Dichlorophenyl)ethyl)amino)ethan-1-ol (CAS 1038368-39-6)
- Dulaglutide (CAS 923950-08-7)
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