5-Chloro-1-(2-fluorophenyl)pentan-2-one CAS 1056459-35-8
| CAS No. | 1056459-35-8 |
| Molecular Formula | C11H12ClFO |
| Molecular Weight | 214.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5-Chloro-1-(2-fluorophenyl)pentan-2-one 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.
5-Chloro-1-(2-fluorophenyl)pentan-2-one (CAS 1056459-35-8) is a high-purity analytical reference standard with the molecular formula C11H12ClFO and a molecular weight of 214.66 g/mol.
Based on its molecular formula C11H12ClFO, 5-Chloro-1-(2-fluorophenyl)pentan-2-one contains a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 214.66 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H12ClFO |
| Molecular Weight | 214.66 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | F/Cl-containing |
Related Chloro Standards
- 1-(2-Chloro-6-fluorophenyl)pentan-2-one (CAS 1179741-86-6)
- 1-(2-Chloro-4-fluorophenyl)pentan-2-one (CAS 1247571-49-8)
- 1-(3-Chloro-4-fluorophenyl)-3-methylbutan-1-one (CAS 1268052-38-5)
- 1-(3-Chloro-4-fluorophenyl)pentan-1-one (CAS 1339657-45-2)
- 1-(3-Chloro-2-fluorophenyl)pentan-1-one (CAS 1343048-33-8)
- 1-(4-Chloro-2-fluorophenyl)pentan-1-one (CAS 1343879-99-1)
- 1-(4-Chloro-3-fluorophenyl)-3-methylbutan-1-one (CAS 1352208-38-8)
- 1-(3-Chloro-5-fluorophenyl)pentan-1-one (CAS 1352208-92-4)
Recommended Standards
- 2,6-Mecoprop (CAS 35851-12-8)
- Monolinuron (CAS 1746-81-2)
- Mecoprop (CAS 93-65-2)
- Mecoprop-P (CAS 16484-77-8)
- (2-isopropylthiazol-5-yl)methanol (CAS 165315-76-4)
- 3-[(4-methyl-5-sulfanyl-4H-1,2,4-triazol-3-yl)methyl]-1λ⁶-thiolane-1,1-dione (CAS 869716-11-0)
- 4-Chloro-7-chlorosulfonyl-2,1,3-benzoxoxadiazole (CAS 142246-48-8)
- (2E)-3-(1-benzyl-3-thien-2-yl-1H-pyrazol-4-yl)acrylic acid (CAS 1006463-87-1)
- 5-Chloro-2-methoxypyridin-3-ol (CAS 1261365-86-9)
- 3,5-Difluoro-2-propoxybenzaldehyde (CAS 883521-30-0)
- 1-((4-Isopropylphenyl)sulfonyl)piperidine-3-carboxylic acid (CAS 932976-67-5)
- 6-(1H-imidazol-1-yl)-N-(4-(trifluoromethoxy)phenyl)nicotinamide (CAS 400080-30-0)
- N-cyclooctyl-3-oxobutanamide (CAS 58102-36-6)
- Semaglutide (CAS 910463-68-2（free base）)
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