2-(2,4-Dichlorophenyl)-4,6-dimethyl-1,3-dioxane CAS 543-67-8
| CAS No. | 543-67-8 |
| Molecular Formula | C12H14Cl2O2 |
| Molecular Weight | 261.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-(2,4-Dichlorophenyl)-4,6-dimethyl-1,3-dioxane 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.
2-(2,4-Dichlorophenyl)-4,6-dimethyl-1,3-dioxane (CAS 543-67-8), molecular formula C12H14Cl2O2 and molecular weight 261.14 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H14Cl2O2, 2-(2,4-Dichlorophenyl)-4,6-dimethyl-1,3-dioxane 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 261.14 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 | C12H14Cl2O2 |
| Molecular Weight | 261.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
Related Dichlorophenyl Standards
- 2-(3,4-Dichlorophenyl)-2-ethylbutanoic acid (CAS 1178279-26-9)
- (2,6-Dichlorophenyl)(tetrahydro-2H-pyran-4-yl)methanol (CAS 1341787-90-3)
- (2Z)-2-[(2,5-dichlorophenyl)imino]-1,3-thiazolidin-4-one (CAS 101869-79-8)
- n-(2-{[(2,4-dichlorophenyl)methyl]amino}ethyl)acetamide (CAS 1042624-06-5)
- 2-((2,6-Dichlorophenyl)amino)thiazol-4(5H)-one (CAS 324578-32-7)
- N-(2,4-dichlorophenyl)-2-(propylamino)acetamide (CAS 900641-69-2)
- N-(2,5-dichlorophenyl)-2-(propylamino)acetamide (CAS 851903-65-6)
- N-(3,4-Dichlorophenyl)-5,6-dihydro-4h-1,3-thiazin-2-amine (CAS 125022-67-5)
Recommended Standards
- 2-((4-Bromophenyl)thio)-n'-hydroxyacetimidamide (CAS 50837-18-8)
- 2-(4-Chloro-3,5-dimethylphenoxy)butanoyl chloride (CAS 70970-53-5)
- 2-((2-Bromobenzyl)thio)acetic acid (CAS 87852-48-0)
- 2,2-Difluoro-4-methyl-6-nitrobenzo[d][1,3]dioxole-5-carboxylic acid (CAS 2451905-65-8)
- 1-(1-Methyl-6-oxo-4-(trifluoromethyl)-1,6-dihydropyrimidin-2-yl)piperidine-3-carboxylic acid (CAS 1707372-75-5)
- 2-(tert-Butoxy)-4-cyclopropoxy-1-isopropoxybenzene (CAS 1243458-74-3)
- 2-[(2-Methylpropyl)amino]acetamide (CAS 874657-84-8)
- Efavirenz Impurity 7 (CAS 211563-41-6)
- [[2-(Cycloheptylamino)-2-oxoethyl]-(4-methoxyphenyl)amino]acetic acid (CAS 1142204-50-9)
- Ethyl 2-{[(5E)-5-[(naphthalen-1-yl)methylidene]-4-oxo-4,5-dihydro-1,3-thiazol-2-yl]amino}-6-oxo-1,6-dihydropyrimidine-5-carboxylate (CAS 866041-00-1)
- Ethyl 3-bromo-5-methyl-2-oxohexanoate (CAS 171058-82-5)
- Ethyl 4-cyclopropyl-1,2,5-oxadiazole-3-carboxylate (CAS 2116712-07-1)
- Human Growth Hormone (1-43) (CAS 96827-07-5)
- D-[His]1-Semaglutide (CAS CATO-C4X-222652)
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