4-[2-(3,4-dichlorophenyl)-2-oxoethoxy]benzaldehyde CAS 723333-47-9
| CAS No. | 723333-47-9 |
| Molecular Formula | C15H10Cl2O3 |
| Molecular Weight | 309.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system, 4-[2-(3,4-dichlorophenyl)-2-oxoethoxy]benzaldehyde is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 309.14 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).
4-[2-(3,4-dichlorophenyl)-2-oxoethoxy]benzaldehyde (CAS 723333-47-9) is a high-purity analytical reference standard with the molecular formula C15H10Cl2O3 and a molecular weight of 309.14 g/mol.
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.
CATO manufactures 4-[2-(3,4-dichlorophenyl)-2-oxoethoxy]benzaldehyde 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 | C15H10Cl2O3 |
| Molecular Weight | 309.14 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 4-(3,5-Dichlorobenzoyl)phenyl acetate (CAS 890100-15-9)
- 4-Acetoxy-2,3-dichlorobenzophenone (CAS 890100-07-9)
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- 4-Acetoxy-3,4-dichlorobenzophenone (CAS 890100-13-7)
- 4-Cyclobutoxypicolinic acid (CAS 1247196-30-0)
- 81927-47-1 1,2-Diamino-4,5-ethylenedioxybenzene 1,4-Benzodioxin-6,7-diamine, 2,3-dihydro- DEDB 2,3-Dihydro-1,4-benzodioxin-6,7-diamine (CAS 81927-47-1)
- 2-(3,4-Dichlorophenyl)benzofuran (CAS 65246-48-2)
- 6-Ethylpyrazine-2-carboxylic acid (CAS 13515-09-8)
- (10E,12E)-hexadeca-10,12-dienal (CAS 69977-24-8)
- Thiazol-2-amine xsulfate (CAS 61169-63-9)
- 3,3'-Disulfanediyldipropionyl chloride (CAS 1002-18-2)
- 2-(Methylsulfinyl)-8-nitro-6-(trifluoromethyl)-4H-thiochromen-4-one (CAS 2648707-88-2)
- 2’,4’-Dimethoxy-2-hydroxyacetophenone (CAS 871878-99-8)
- D-Ser12-Semaglutide (CAS CATO-C4X-2226240)
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