5-(2,5-Dichlorophenyl)-5-oxovaleric acid CAS 898791-29-2
| CAS No. | 898791-29-2 |
| Molecular Formula | C11H10Cl2O3 |
| Molecular Weight | 261.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-(2,5-Dichlorophenyl)-5-oxovaleric acid 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.
5-(2,5-Dichlorophenyl)-5-oxovaleric acid (CAS 898791-29-2), molecular formula C11H10Cl2O3 and molecular weight 261.10 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H10Cl2O3, 5-(2,5-Dichlorophenyl)-5-oxovaleric acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 261.10 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 | C11H10Cl2O3 |
| Molecular Weight | 261.10 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 methanol, ethanol, 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 | Cl-containing |
Related Dichlorophenyl Standards
- Methyl 4-(3,5-dichlorophenyl)-4-oxobutanoate (CAS 1247776-11-9)
- 1-(3,4-Dichlorophenyl)-2-(1,3-dioxolan-2-yl)ethan-1-one (CAS 1263365-49-6)
- 1-(2,5-Dichlorophenyl)-2-(1,3-dioxolan-2-yl)ethan-1-one (CAS 1263365-61-2)
- 1-(2,4-Dichlorophenyl)-2-(1,3-dioxolan-2-yl)ethan-1-one (CAS 1263365-99-6)
- 1-(2,3-Dichlorophenyl)-2-(1,3-dioxolan-2-yl)ethan-1-one (CAS 1263366-04-6)
- N-(3,4-dichlorophenyl)-3-hydroxyazetidine-1-carboxamide (CAS 1341781-04-1)
- 1-(2,6-Dichlorophenyl)-3-hydroxycyclobutane-1-carboxylic acid (CAS 1494015-98-3)
- 1-(2,4-Dichlorophenyl)-3-hydroxycyclobutane-1-carboxylic acid (CAS 1496480-06-8)
Recommended Standards
- 5-(2,3-Dichlorophenyl)-5-oxovaleric acid (CAS 898791-10-1)
- 5-Fluoro-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole (CAS 2409500-77-0)
- 4-Iodo-N-isopropylaniline (CAS 76465-03-7)
- 6-Fluoro-3-methyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzonitrile (CAS 2253959-58-7)
- 4-chloro-2-(5-chlorothiophen-2-yl)phenol (CAS 1552785-62-2)
- 2-(2-Bromoethyl)-1,4-dimethoxybenzene (CAS 99187-42-5)
- 2-(Tributylstannyl)acetonitrile (CAS 17729-59-8)
- 1187169-31-8 5-(2,5-Dimethylbenzoyl)-2-methylpyridine MFCD13153266 (CAS 1187169-31-8)
- 5-(4-Fluoro-phenyl)-1H-indazole (CAS 885272-86-6)
- 2-(2-(2-Chloro-6,7-dimethylquinolin-3-yl)ethyl)isoindoline-1,3-dione (CAS 1105193-42-7)
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- 2-(Aminomethyl)-3-(difluoromethyl)-4-(trifluoromethyl)pyridine-5-carbonyl chloride (CAS 1361868-88-3)
- (R)-N-Nitrosoanatabine (CAS 1346617-09-1)
- Des-Ile12-Aib13-Tirzepatide (CAS CATO-CPTD788960)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com