2,6-Bis(4-fluorobenzylidene)cyclohexanone CAS 395-12-0
| CAS No. | 395-12-0 |
| Molecular Formula | C21H36O2 |
| Molecular Weight | 320.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2,6-Bis(4-fluorobenzylidene)cyclohexanone (CAS 395-12-0) is a high-purity analytical reference standard with the molecular formula C21H36O2 and a molecular weight of 320.51 g/mol.
Based on its molecular formula C21H36O2, 2,6-Bis(4-fluorobenzylidene)cyclohexanone contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 320.51 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).
CATO manufactures 2,6-Bis(4-fluorobenzylidene)cyclohexanone 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.
Physical & Chemical Properties
| Molecular Formula | C21H36O2 |
| Molecular Weight | 320.51 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Bis Standards
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- 4-((2-Fluorobenzylidene)amino)-5-(4-fluorophenyl)-4H-1,2,4-triazole-3-thiol (CAS 675188-42-8)
- 3,5-Bis(4-fluorobenzylidene)-1-methylpiperidin-4-one (CAS 920030-35-9)
- (E)-4-(5-(4-Fluorobenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)butanoic acid (CAS 306324-33-4)
- (Z)-5-(4-fluorobenzylidene)-3-(4-methylbenzyl)thiazolidine-2,4-dione (CAS 870554-66-8)
- 3-(5-(4-Fluorobenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)propanoic acid (CAS 132272-15-2)
- (E)-2-(5-(4-fluorobenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)propanoic acid (CAS 1980007-27-9)
Recommended Standards
- 2-(Chloromethyl)-5-(4-iodophenyl)-1,3,4-oxadiazole (CAS 623907-47-1)
- 3-Pentadecylcatechol (CAS 492-89-7)
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- 4-fluoro-2-iodobenzene-1-sulfonyl chloride (CAS 874814-68-3)
- 2-(Difluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-6-acetic acid (CAS 1804837-46-4)
- N-Boc-2-(5-bromo-2-thienyl)ethanamine (CAS 885279-60-7)
- 2-{7,7-dimethyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl}acetic acid (CAS 1421601-82-2)
- 2-(4-Bromophenyl)-1-(3-hydroxypropyl)-5,6,7,8-tetrahydroquinazoline-4(1H)-thione (CAS 618396-47-7)
- 2-(4-Hydroxy-2-methoxybenzylidene)malononitrile (CAS 771564-84-2)
- Methyl 4-bromo-5-fluorothiophene-2-carboxylate (CAS 1266112-22-4)
- 5-Methoxyquinolin-4(1h)-one (CAS 643069-43-6)
- 3-Hydroxy-2,3-dimethylbutan-2-yl hydrogen (4-(piperidin-1-yl)furan-2-yl)boronate (CAS 2223033-55-2)
- 1-((4-Bromophenyl)sulfonyl)-5-(trifluoromethyl)-2,3-dihydro-1H-1,4-diazepine (CAS 478259-66-4)
- Semaglutide impurity 71 (CAS CATO-C4X-222671)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com