2,5-Dibromo-thieno[2,3-b]thiophene CAS 25121-86-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 25121-86-2 |
| Molecular Formula | C6H2Br2S2 |
| Molecular Weight | 298.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,5-Dibromo-thieno[2,3-b]thiophene (CAS 25121-86-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H2Br2S2. Molecular weight: 298.02 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H2Br2S2 |
| Molecular Weight | 298.02 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 2 |
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Recommended Standards
- (4-(4-(Trifluoromethoxy)phenoxy)phenyl)boronic acid (CAS 958457-41-5)
- 2,5-dibromothieno[3,2-b]thiophene (CAS 25121-87-3)
- 3,6-Dibromothieno[3,2-b]thiophene (CAS 392662-65-6)
- 3-(1H-Pyrazol-1-yl)alanine (CAS 2734-48-7)
- 3-(furan-2-yl)-6-(methylsulfanyl)pyridazine (CAS 872722-85-5)
- [1,1':3',1''-terphenyl]-3,3'',5,5''-tetracarbaldehyde (CAS 201734-76-1)
- 6-Amino-1-(3-morpholin-4-ylpropyl)-pyrimidine-2,4(1H,3H)-dione (CAS 924846-85-5)
- 4-Bromo-3-(2-bromophenyl)-5-methyl-1H-pyrazole (CAS 1239128-43-8)
- (S)-2-((tert-Butoxycarbonyl)amino)-4,4,4-trifluorobutanoic acid (CAS 181128-25-6)
- Liraglutide(8-31)TFA Salt (CAS CATO-C4X-19922)
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