4,6-Dichloro-5-(1,3-dioxolan-2-yl)pyrimidine CAS 5305-44-2
| CAS No. | 5305-44-2 |
| Molecular Formula | C7H6Cl2N2O2 |
| Molecular Weight | 221.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,6-Dichloro-5-(1,3-dioxolan-2-yl)pyrimidine (CAS 5305-44-2), a certified reference material (molecular formula C7H6Cl2N2O2, MW 221.04 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H6Cl2N2O2, 4,6-Dichloro-5-(1,3-dioxolan-2-yl)pyrimidine contains an amide group, 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 221.04 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 4,6-Dichloro-5-(1,3-dioxolan-2-yl)pyrimidine 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 | C7H6Cl2N2O2 |
| Molecular Weight | 221.04 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-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 DMSO, DMF, methanol |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichloro Standards
- 4,5-Dichloro-N-methyl-2-nitroaniline (CAS 107342-18-7)
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- Methyl 2,4-dichloro-3-hydroxybenzoate (CAS 129788-30-3)
- 4,5-Dichloro-2-(2-oxopropyl)pyridazin-3(2H)-one (CAS 130159-58-9)
- Methyl 2,6-dichloro-3-hydroxybenzoate (CAS 142601-42-1)
- 3,4-Dichloro-2-methoxybenzoic acid (CAS 155382-86-8)
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Recommended Standards
- 4,5-Dichloro-2-methoxybenzoic acid (CAS 201150-65-4)
- Methyl 4-amino-3,6-dichloropicolinate (CAS 350601-39-7)
- 3,5-Dichloro-4-hydroxybenzohydrazide (CAS 23964-29-6)
- Ethyl 2,4-dichloropyrimidine-5-carboxylate (CAS 51940-64-8)
- 5-(3-Bromobenzylidene)thiazolidine-2,4-dione (CAS 300817-50-9)
- 5-(3-Chlorophenyl)picolinaldehyde (CAS 61704-37-8)
- 4-(3-(Methoxycarbonyl)-1H-pyrazol-1-yl)butanoic acid (CAS 1856024-67-3)
- Clevidipine butyrate Impurity 22 (CAS CATO-C4X-101522)
- 2-Amino-5-ethoxybenzenethiol (CAS 34250-61-8)
- Tert-butyl 3-(1-nitropropylidene)azetidine-1-carboxylate (CAS 1679347-39-7)
- 1-(3,4-Dichlorophenyl)-1H-imidazole-4-carboxylic acid (CAS 445302-10-3)
- (2S,3R)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-phenylbutanoic acid (CAS 321524-83-8)
- 4-Bromo-5-ethoxy-N-methyl-2-nitroaniline (CAS 1355247-76-5)
- Dendroaspis Natriuretic Peptide (CAS 255721-52-9)
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