4-Bromo-2-(chloromethyl)thiophene CAS 170859-70-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 170859-70-8 |
| Molecular Formula | C5H4BrClS |
| Molecular Weight | 211.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Bromo-2-(chloromethyl)thiophene (CAS 170859-70-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H4BrClS. Molecular weight: 211.51 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H4BrClS |
| Molecular Weight | 211.51 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2005 |
| Halogen Content | Cl/Br-containing |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 5-Bromo-2-chloro-3-methylthiophene (CAS 1182346-30-0)
- 2-Bromo-4-(chloromethyl)thiophene (CAS 73919-92-3)
- 2-Bromo-5-(chloromethyl)thiophene (CAS 7311-46-8)
- 2-Bromo-5-chloro-3-methylthiophene (CAS 53374-61-1)
- 3-Bromo-2-(chloromethyl)thiophene (CAS 7353-88-0)
- 3-Bromo-4-(chloromethyl)thiophene (CAS 70260-08-1)
- 3-Bromo-5-chloro-2-methylthiophene (CAS 61074-71-3)
- 1-bromo-2-(chloromethyl)benzene (CAS 578-51-8)
Recommended Standards
- 2-(Bromomethyl)-4-chlorothiophene (CAS 1400991-44-7)
- 2-(Bromomethyl)-5-chlorothiophene (CAS 59311-22-7)
- n-Dodecyl-d25 Alcohol (CAS 160776-83-0)
- Methyl 2-chloro-6-hydroxybenzoate (CAS 176750-70-2)
- N-Boc-3-(1-cyano-2-ethoxy-2-oxoethylidene)-1-piperidine (CAS 1159982-26-9)
- 2-Bromo-4-(bromomethyl)-1-chlorobenzene (CAS 880348-24-3)
- (2S,4R)-tert-Butyl 2-(hydroxymethyl)-4-methoxypyrrolidine-1-carboxylate (CAS 185951-13-7)
- 7-Chloro-4,8-dimethylquinoline (CAS 120370-61-8)
- 3-((5-(5-Chloro-2-hydroxybenzylidene)-3-methyl-4-oxothiazolidin-2-ylidene)amino)benzoic acid (CAS 491582-40-2)
- Semaglutide impurity 78 (CAS CATO-C4X-222678)
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