Ethyl 5-(2-chloro-4-fluorophenyl)-5-oxovalerate CAS 951886-22-9
| CAS No. | 951886-22-9 |
| Molecular Formula | C13H14ClFO3 |
| Molecular Weight | 272.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Ethyl 5-(2-chloro-4-fluorophenyl)-5-oxovalerate.
Ethyl 5-(2-chloro-4-fluorophenyl)-5-oxovalerate (CAS 951886-22-9) is a high-purity analytical reference standard with the molecular formula C13H14ClFO3 and a molecular weight of 272.70 g/mol.
Structurally, Ethyl 5-(2-chloro-4-fluorophenyl)-5-oxovalerate (C13H14ClFO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 272.70 g/mol, it falls into the medium-molecular-weight range. 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.
CATO manufactures Ethyl 5-(2-chloro-4-fluorophenyl)-5-oxovalerate 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 | C13H14ClFO3 |
| Molecular Weight | 272.70 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F/Cl-containing |
Related Ethyl Standards
- 3-Chloro-4,5-dimethoxybenzo[b]thiophene-2-carboxylic acid (CAS 1171060-81-3)
- 2-Chloro-N-({[1-(4-fluorophenyl)ethyl]carbamoyl}methyl)acetamide (CAS 1334147-23-7)
- ethyl 2-(2-chloro-4-fluorobenzoyl)butanoate (CAS 1408992-02-8)
- Methyl 5-(4-chloro-3-fluorophenyl)-3-methyl-5-oxopentanoate (CAS 1443311-23-6)
- Methyl 5-(3-chloro-4-fluorophenyl)-3-methyl-5-oxopentanoate (CAS 1443340-92-8)
- Methyl 5-(3-chloro-5-fluorophenyl)-3-methyl-5-oxopentanoate (CAS 1443349-55-0)
- Methyl 2-chloro-5-fluoro-6-(piperidin-1-yl)nicotinate (CAS 1706436-03-4)
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Recommended Standards
- Ethyl 2-(2-chloro-6-fluorobenzyl)-3-oxobutanoate (CAS 477856-17-0)
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- 7-(4-Chloro-2-fluorophenyl)-7-oxoheptanoic acid (CAS 951889-62-6)
- Ethyl 5-(3-chloro-4-fluorophenyl)-5-oxopentanoate (CAS 951890-06-5)
- 2-((4-Amino-4H-1,2,4-triazol-3-yl)thio)acetonitrile (CAS 74599-36-3)
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- 2-Chloro-N-[3-cyano-4,5-bis(furan-2-yl)furan-2-yl]acetamide (CAS 554404-36-3)
- (4-Chlorophenyl)(5,7-dibromobenzofuran-2-yl)methanone (CAS 83806-70-6)
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- 4-Ethyl-4'-(trans-4-pentylcyclohexyl)-1,1'-biphenyl (CAS 79709-85-6)
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