5,5-dichloropenta-2,4-dienoic acid CAS 26561-48-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 26561-48-8 |
| Molecular Formula | C5H4Cl2O2 |
| Molecular Weight | 166.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5,5-dichloropenta-2,4-dienoic acid (CAS 26561-48-8) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H4Cl2O2. Molecular weight: 166.99 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C5H4Cl2O2 |
| Molecular Weight | 166.99 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Cl-containing |
Recommended Standards
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- 2-(4-Chlorophenyl)-5-methyl-1,3-dioxan-5-amine (CAS 17144-46-6)
- 2-Bromo-4-(chloromethyl)-5-(difluoromethyl)-3-methylpyridine (CAS 1805931-77-4)
- 4-Palmitamido-2,2,6,6-tetramethylpiperidine-1-oxyl (CAS 22977-65-7)
- N-((1H-Benzo[d]imidazol-2-yl)methyl)-3-(3,5-dimethylisoxazol-4-yl)propanamide (CAS 1061156-57-7)
- Methyl 2'-fluoro-2-(methoxymethyl)-[1,1'-biphenyl]-4-carboxylate (CAS 1243559-18-3)
- 4-(1-Hydroxyethyl)pyrazolidin-3-one (CAS 124667-24-9)
- Peptide YY (3-36) (canine, mouse, porcine, rat) trifluoroacetate salt (CAS 126339-09-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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