2,4-Dichlorthiophen CAS 17249-75-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 17249-75-1 |
| Molecular Formula | C4H2Cl2S |
| Molecular Weight | 153.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Dichlorthiophen (CAS 17249-75-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H2Cl2S. Molecular weight: 153.03 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H2Cl2S |
| Molecular Weight | 153.03 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Recommended Standards
- 4-Bromo-1-butanol (contains varying amounts of Tetrahydrofuran) (CAS 33036-62-3)
- 3,4-Dichlorothiophene (CAS 17249-76-2)
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- (2E)-2-[(4-Fluorophenyl)methylidene]-2H,3H,5H,6H,7H-[1,3]thiazolo[3,2-a]pyrimidin-3-one (CAS 866153-39-1)
- 5-Methyl-N-(2-methylbenzo[d]thiazol-6-yl)isoxazole-3-carboxamide (CAS 852906-37-7)
- 3-(2-Oxobenzo[d]oxazol-3(2H)-yl)propanoic acid (CAS 13610-59-8)
- N-Methyl-2-(tetrahydropyran-4-yloxy)benzylamine (CAS 906352-71-4)
- 6-Methylpyridine-2-carbothioamide (CAS 5933-30-2)
- 5-Bromo-2-((3-bromobenzyl)oxy)benzoic acid (CAS 1039982-37-0)
- Des-Pro31-Tirzepatide (CAS CATO-CPTD788943)
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 13829788188 / jacky.chen@cato-chem.com