Ethyl 4,5-dibromo-3-chlorothiophene-2-carboxylate CAS 503308-98-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 503308-98-3 |
| Molecular Formula | C7H5Br2ClO2S |
| Molecular Weight | 348.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 4,5-dibromo-3-chlorothiophene-2-carboxylate (CAS 503308-98-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H5Br2ClO2S. Molecular weight: 348.44 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H5Br2ClO2S |
| Molecular Weight | 348.44 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl/Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- CIS-METHYL 1-BENZYL-4-(BOC-AMINO)PIPERIDINE-3-CARBOXYLATE (CAS 270257-50-6)
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- Boc-NH-PEG2-NH-Boc (CAS 475591-59-4)
- 6-(7-Chloro-1,8-naphthyridin-2-yl)-7-hydroxy-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5-one (CAS 55112-92-0)
- 1-Bromo-3-((3-bromopropyl)sulfonyl)benzene (CAS 867333-11-7)
- Urs-12(13)-ene (CAS 464-97-1)
- 1,3-Bis(4-bromophenyl)-5-phenyl-1,3,5-diazaphosphinane 5-selenide (CAS 81439-70-5)
- Bis-aminooxy-PEG4 (CAS 98627-72-6)
- 2-(3-Methoxyphenyl)-1H-indole (CAS 57638-63-8)
- Boc-Cholecystokinin Octapeptide (desulfated) (A-1295.0001) (CAS 25687-34-7)
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